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Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

What is the second paragraph mainly about?

A. Plant migration after the ice age

B. The effects of the ice age on plants

C. The need to develop a new approach to environmental issues

D. Communities of plants live at different altitudes

1
7 tháng 8 2018

Kiến thức: Đọc hiểu

Giải thích:

Đoạn thứ hai chủ yếu nói về điều gì?

   A. Sự di cư thực vật sau kỷ băng hà.

   B. Ảnh hưởng của kỷ băng hà đối với thực vật.

   C. Sự cần thiết phải phát triển một cách tiếp cận mới cho các vấn đề môi trường.

   D. Cộng đồng thực vật sống ở các độ cao khác nhau.

Thông tin: Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

Tạm dịch: Mỗi sinh vật riêng lẻ di chuyển theo tốc độ riêng của nó. Mẫu hóa thạch dường như đang nói với chúng ta rằng chúng ta nên suy nghĩ về việc bảo tồn các loài bằng cách cho chúng cơ hội để vận động – để thích ứng với những thay đổi môi trường.

Chọn C 

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question. Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

Which of the following can be inferred from the passage? 

A. That the migratory patterns of plants are dependent upon changes in climate

B. That current associations of plants are similar to those in the past

C. That modern conservation methods should consider the migratory patterns of plants

D. That another ice age is likely to occur at some time

1
11 tháng 6 2018

Kiến thức: Đọc hiểu

Giải thích:

Điều gì có thể được suy ra từ đoạn văn?

   A. Các kiểu di cư của thực vật phụ thuộc vào sự thay đổi của khí hậu.

   B. Các quần thể thực vật hiện nay tương tự như trong quá khứ.

   C. Phương pháp bảo tồn hiện đại nên xem xét các mô hình di cư của thực vật.

   D. Một kỷ băng hà khác có khả năng xảy ra vào một lúc nào đó.

Thông tin: Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

Tạm dịch: Mỗi sinh vật riêng lẻ di chuyển theo tốc độ riêng của nó. Mẫu hóa thạch dường như đang nói với chúng ta rằng chúng ta nên suy nghĩ về việc bảo tồn các loài bằng cách cho chúng cơ hội để vận động – để thích ứng với những thay đổi môi trường.

Chọn C

Dịch bài đọc:

Những người leo núi đã chú ý rằng khi họ leo núi, ví dụ, lên đến đỉnh Humphreys cao 12,633 feet ở Đỉnh San Francisco ở Arizona, đời sống thực vật thay đổi hoàn toàn. Bắt đầu giữa những cây xương rồng của sa mạc Sonoran, một người leo lên một khu rừng thông ở độ cao 7,000 feet và một lãnh nguyên núi cao vô tận ở đỉnh núi. Dường như các loài thực vật ở độ cao nhất định có liên quan đến những gì có thể được gọi là “quần xã” – nhóm các loài tương tác. Ý tưởng là theo thời gian, các loài thực vật đòi hỏi điều kiện khí hậu và đất đai đặc biệt đến sống ở cùng một nơi, và do đó thường được tìm thấy cùng nhau. Các nhà khoa học nghiên cứu về lịch sử của đời sống thực vật được gọi là các nhà cổ sinh vật học (paleobotanists), hay viết tắt là “paleobots”. Họ phác họa nên một bức tranh về cách các nhóm thực vật đã ứng phó với biến đổi khí hậu và cách các hệ sinh thái phát triển. Nhưng những mối quan hệ đang xảy ra trên thực tế này có kéo dài mãi mãi?

Một thí nghiệm tự nhiên tuyệt vời đã diễn ra trên hành tinh này từ giữa 25,000 đến 10,000 năm trước, khi những thay đổi nhỏ trong quỹ đạo và trục quay của Trái đất khiến những tảng băng lớn lan ra từ các cực. Những dòng sông băng bao phủ phần lớn Bắc Mỹ và châu Âu tới độ sâu lên đến hai dặm, và sau đó, khi khí hậu ấm lên, chúng tan ra. Trong suốt quá trình tan chảy, chúng đã bỏ lại vùng đất mới chưa được khám phá để sinh vật sống, và khi những sinh vật đó chuyển đến chúng đã lập một kỷ lục chúng ta có thể đọc ngay bây giờ. Khi băng tan và thực vật bắt đầu mọc gần hồ, chúng sẽ tỏa ra phấn hoa. Một số sẽ rơi xuống hồ, chìm xuống đáy và tạo thành trầm tích. Bằng cách khoan vào đáy hồ, người ta có thể đọc được sự phát triển của đời sống thực vật kế tiếp quanh hồ. Mẫu hóa thạch có vẻ rõ ràng; có rất ít hoặc không có bằng chứng cho thấy toàn bộ các nhóm thực vật di chuyển về phía bắc cùng nhau. Những thứ sống cùng nhau trong quá khứ hiện đang không sống cùng nhau và những thứ sống cùng nhau bây giờ đã không sống cùng nhau trong quá khứ. Mỗi sinh vật riêng lẻ di chuyển theo tốc độ riêng của nó. Mẫu hóa thạch dường như đang nói với chúng ta rằng chúng ta nên suy nghĩ về việc bảo tồn các loài bằng cách cho chúng cơ hội để vận động – để thích ứng với những thay đổi môi trường.

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question. Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes. 

The word “radically” in paragraph 1 is closest in meaning to _______.

A. quickly 

B. variably 

C. dramatically 

D. demonstrably 

1
24 tháng 11 2019

Kiến thức: Đọc hiểu, từ vựng

Giải thích:

radically (adv): triệt để, hoàn toàn

quickly (adv): nhanh                                        variably (adv): thay đổi

dramatically (adv): đột ngột và ở mức độ rất lớn    demonstrably (adv): rõ ràng, minh bạch

Thông tin: Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically.

Tạm dịch: Những người leo núi đã chú ý rằng khi họ leo núi, ví dụ, lên đến đỉnh Humphreys cao 12,633 feet ở Đỉnh San Francisco ở Arizona, đời sống thực vật thay đổi hoàn toàn.

Chọn C 

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question. Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

The word “successive” in paragraph 2 is closest in meaning to _______. 

A. consecutive 

B. accumulative 

C. extinct 

D. following 

1
24 tháng 11 2019

Kiến thức: Đọc hiểu

Giải thích:

successive = consecutive (adj): liên tục, kế tiếp accumulative (adj): chất đống, chồng chất

extinct (adj): tuyệt chủng following (adj): tiếp sau đó về thời gian

Thông tin: By drilling into the lake bottom it is possible to read the record of successive plant life around the lake.

Tạm dịch: Bằng cách khoan vào đáy hồ, có thể đọc được hồ sơ về đời sống thực vật kế tiếp quanh hồ.

Chọn A

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question. Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

The word “which” in last sentence of paragraph 1 refers to _______. 

A. the developments of ecosystems 

B. plant life changes 

C. the current theories of ecosystem 

D. the responses of plants to climate changes

1
17 tháng 5 2019

Kiến thức: Đọc hiểu

Giải thích:

Từ “which” ở câu cuối của đoạn 1 nhắc đến điều gì _______.

   A. sự phát triển của hệ sinh thái                     B. sự thay đổi đời sống thực vật

   C. các lý thuyết hiện đại về hệ sinh thái         D. phản ứng của thực vật với biến đổi khí hậu

Thông tin: They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

Tạm dịch: Họ phác họa nên một bức tranh về cách các nhóm thực vật đã ứng phó với biến đổi khí hậu và cách các hệ sinh thái phát triển. Nhưng những mối quan hệ đang xảy ra trên thực tế này có kéo dài mãi mãi?

Chọn D

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question. Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

The author mentions “cacti” and “a treeless alpine tundra” in paragraph 1 to illustrate _______. 

A. changes in climate 

B. the effects of the ice age 

C. plant immigration 

D. communities of plants 

1
22 tháng 11 2019

Kiến thức: Đọc hiểu

Giải thích:

Tác giả đã đề cập đến “xương rồng” và một “một lãnh nguyên núi cao” trong đoạn 1 để minh họa cho _______.

   A. thay đổi khí hậu                                        B. ảnh hưởng của kỷ băng hà

   C. sự di cư của thực vật                                                                    D. quần xã thực vật

Thông tin: Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species.

Tạm dịch: Bắt đầu giữa những cây xương rồng của sa mạc Sonoran, một người leo lên một khu rừng thông ở độ cao 7,000 feet và một lãnh nguyên núi cao vô tận ở đỉnh núi. Dường như các loài thực vật ở độ cao nhất định có liên quan đến những gì có thể được gọi là “quần xã” – nhóm các loài tương tác.

Chọn D

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question. Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the question.

Mountaineers have noted that as they climb, for example, up to the 12,633–foot Humphreys Peak in the San Francisco Peaks in Arizona, plant life changes radically. Starting among the cacti of the Sonoran Desert, one climbs into a pine forest at 7,000 feet and a treeless alpine tundra at the summit. It may seem that plants at a given altitude are associated in what can be called “communities” – groupings of interacting species. The idea is that over time, plants that require particular climate and soil conditions come to live in the same places, and hence are frequently to be found together. Scientists who study the history of plant life are known as paleobotanists, or paleobots for short. They build up a picture of how groups of plants have responded to climate changes and how ecosystems develop. But are these associations, which are real in the present, permanent?

A great natural experiment took place on this planet between 25,000 and 10,000 years ago, when small changes in the earth’s orbit and axis of rotation caused great sheets of ice to spread from the poles. These glaciers covered much of North America and Europe to depths of up to two miles, and then, as the climate warmed, they retreated. During this retreat, they left behind newly uncovered land for living things to colonize, and as those living things moved in they laid down a record we can read now. As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake. The fossil record seems clear; there is little or no evidence that entire groups of plants moved north together. Things that lived together in the past don’t live together now, and things that live together now didn’t live together in the past. Each individual organism moved at its own pace. The fossil record seems to be telling us that we should be thinking about preserving species by giving them room to maneuver – to respond to environmental changes.

The passage states that by drilling into the lake bottom it is possible to find successive fossils of _______. 

A. plant life 

B. sediment 

D. ice 

D. pollen 

1
6 tháng 10 2019

Kiến thức: Đọc hiểu

Giải thích:

Đoạn văn nói rằng bằng cách khoan vào đáy hồ, có thể tìm thấy hóa thạch liên tiếp của _______.

   A. đời sống thực vật   B. trầm tích                 D. băng                       D. phấn hoa

Thông tin: As the ice retreated and plants started to grow near a lake, they would release pollen. Some would fall into the lake, sink to the bottom, and be incorporated into the sediment. By drilling into the lake bottom it is possible to read the record of successive plant life around the lake.

Tạm dịch: Khi băng tan và thực vật bắt đầu mọc gần hồ, chúng sẽ tỏa ra phấn hoa. Một số sẽ rơi xuống hồ, chìm xuống đáy và tạo thành trầm tích. Bằng cách khoan vào đáy hồ, người ta có thể đọc được sự phát triển của đời sống thực vật kế tiếp quanh hồ.

Chọn D 

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 25 Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (25)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are (26) ___ by alien invasive...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 25

Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (25)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are (26) ___ by alien invasive species such as feral goats, pigs, rodents and non-native plants.

The Hawaii Rare Plant Restoration Group is striving to (27) ____ the extinction of the 182 rare Hawaiian plants with fewer than 50 individuals remaining in the wild. Since 1990, (28) _____a result of their "Plant Extinction Prevention Program", sixteen species have been brought into cultivation and three species have been reintroduced. Invasive weeds have been removed in key areas and fencing put up in order to protect plants in the wild.

In the future, the Hawaii Rare Plant Restoration Program aims at collecting genetic material from the remaining plants in the wild for storage as a safety net for the future. They also aim to manage wild populations and where possible reintroduce species into (29 )_____.

A. disappeared

B. reduced

C. increased

D. developed

1
27 tháng 4 2019

Đáp án B.
Xét nghĩa các đáp án ta có:
A. disappear (v): biến mất
B. reduce (v): giảm
C. increase (v): tăng lên
D. develop (v): phát triển
Dịch: Gần 200 trong 1500 loài thực vật bản địa ở Hawaii có nguy cơ bị tuyệt chủng trong tương lai gần bởi vì chúng đã giảm tới con số thấp như vậy.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 27 Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (25)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are (26) ___ by alien invasive...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 27

Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (25)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are (26) ___ by alien invasive species such as feral goats, pigs, rodents and non-native plants.

The Hawaii Rare Plant Restoration Group is striving to (27) ____ the extinction of the 182 rare Hawaiian plants with fewer than 50 individuals remaining in the wild. Since 1990, (28) _____a result of their "Plant Extinction Prevention Program", sixteen species have been brought into cultivation and three species have been reintroduced. Invasive weeds have been removed in key areas and fencing put up in order to protect plants in the wild.

In the future, the Hawaii Rare Plant Restoration Program aims at collecting genetic material from the remaining plants in the wild for storage as a safety net for the future. They also aim to manage wild populations and where possible reintroduce species into (29 )_____.

A. prevent

B. encourage

C. stimulate

D. influence

1
30 tháng 1 2018

Đáp án A.
Xét nghĩa các đáp án ta có:
A. prevent (v): ngăn cản, ngăn chặn, ngăn ngừa 
B. encourage (v): khuyến khích, thúc giục
C. stimulate (v): khuấy động, kích thích 
D. influence (v, n): ảnh hưởn

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 28 Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (25)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are (26) ___ by alien invasive...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29. Fill in the appropriate word in question 28

Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (25)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are (26) ___ by alien invasive species such as feral goats, pigs, rodents and non-native plants.

The Hawaii Rare Plant Restoration Group is striving to (27) ____ the extinction of the 182 rare Hawaiian plants with fewer than 50 individuals remaining in the wild. Since 1990, (28) _____a result of their "Plant Extinction Prevention Program", sixteen species have been brought into cultivation and three species have been reintroduced. Invasive weeds have been removed in key areas and fencing put up in order to protect plants in the wild.

In the future, the Hawaii Rare Plant Restoration Program aims at collecting genetic material from the remaining plants in the wild for storage as a safety net for the future. They also aim to manage wild populations and where possible reintroduce species into (29 )_____.

A. so

B. due

C. as

D. but

1
16 tháng 4 2018

Đáp án C.
Xét cách dùng của các từ trong đáp án ta có:
- as a result of = because of = due to: vì