K
Khách

Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.

22 tháng 5 2023

sửa chút ạ !

4.magically

22 tháng 5 2023

3 singers

23 tháng 3 2022

careful

natural

harmful

Natural

death

contamination

hard

 

21 tháng 1 2018

Give correct form of the words in brackets:

1. Factories dump........industrial........ waste into lakes and rivers . (industry)

2. The ......contamination........ of water can make people and other animals die . (contaminate)

3.Households dump waste into the river so it is ......polluted..........(pollute)

4.Since the parents were exposed to.......... radioactive... , their children have birth defects .(radioactive)

5. If we use water .....carefully........, more people will have fresh water.(care)

6. The........dying.......... fish are floating in the water . (die)

7. Do you know what......pollutants........ cause air pollution? (pollute)

8. The river is ...........contaminated..............by the dumping from nearby factories.(contaminate)

9. Noise pollution can also lead to headaches and high blood..............pressure............(press)

10. Dumping............industrial............waste into the lakes and rivers has cause serious water pollution.(industry)

Ex 4: Word form 4._________elements have been found in both ground and underground water sources . (pollute) 5. Fish and many other animals are killed by_________in their habitats . (pollute) 6. Astronomers are concerned about light pollution because thay have______in viewing activities in the sky and outer space. ( difficult) 7. _____habitats have been destroyed in recent years . (nature) 8. A number of cleaning products contain _______chemical. (harm) 9. Water samples collected at these...
Đọc tiếp

Ex 4: Word form
4._________elements have been found in both ground and underground water sources . (pollute)
5. Fish and many other animals are killed by_________in their habitats . (pollute)
6. Astronomers are concerned about light pollution because thay have______in viewing activities in the sky and outer space. ( difficult)
7. _____habitats have been destroyed in recent years . (nature)
8. A number of cleaning products contain _______chemical. (harm)
9. Water samples collected at these villages were seriously_______with bacteria. ( contaminate)
10.People believe that the_______water has brought cancer to the local resident . (pollute)
11. Light pollution makes us _________to see the stars in the sky.(able)
12. Noise is considered as__________pollution.(environment)
13. The_______of lake, rivers, oceans or underwater causes water pollution .( cotaminate)
14. The street dosen't look_____because it has a lot of rubbish .(attract)
15. Are all types of pollution_____to the health of human and animals. (harm)
16.The_____are concerned about the oil spills in the East Sea. (environment)
17. Dumping _____ waste into the lakes and rives has caused serious water pollution. ( industry)
18. Many people in this area have cholera because they drink_____water.(treat)
19. Examples of primary _______are exhaust fumes from cars, soot from smoke. (pollute)
20. If we use water____, more people will have fresh water.(care)
21. The polluted water resuilts in the_______of many aquaticanimals and plants. (die)
22. Both French and English are ______languages in Canada. ( office)
23. NSW is the ______of New South Wales , the most populous state in Australia. (abbreviate)
24. Do you know that the telephone , the televison , and penicillin are Scottish____? (invent)

2
17 tháng 8 2018

Ex 4: Word form
4._____Polluted____elements have been found in both ground and underground water sources . (pollute)
5. Fish and many other animals are killed by____pollution_____in their habitats . (pollute)
6. Astronomers are concerned about light pollution because thay have___difficulty___in viewing activities in the sky and outer space. ( difficult)
7. ___Natural__habitats have been destroyed in recent years . (nature)
8. A number of cleaning products contain ____harmful___chemical. (harm)
9. Water samples collected at these villages were seriously____contaminated___with bacteria. ( contaminate)
10.People believe that the____polluted___water has brought cancer to the local resident . (pollute)
11. Light pollution makes us _____unable____to see the stars in the sky.(able)
12. Noise is considered as_____environmental_____pollution.(environment)
13. The____contamination___of lake, rivers, oceans or underwater causes water pollution .( cotaminate)
14. The street dosen't look__attractive___because it has a lot of rubbish .(attract)
15. Are all types of pollution__harmful___to the health of human and animals. (harm)
16.The__environmentalists___are concerned about the oil spills in the East Sea. (environment)
17. Dumping __industrial___ waste into the lakes and rives has caused serious water pollution. ( industry)
18. Many people in this area have cholera because they drink__untreated___water.(treat)
19. Examples of primary ____pollution___are exhaust fumes from cars, soot from smoke. (pollute)
20. If we use water__carefully__, more people will have fresh water.(care)
21. The polluted water resuilts in the____death___of many aquaticanimals and plants. (die)
22. Both French and English are ___official___languages in Canada. ( office)
23. NSW is the ___abbreviation___of New South Wales , the most populous state in Australia. (abbreviate)
24. Do you know that the telephone , the televison , and penicillin are Scottish__inventions__? (invent)

17 tháng 8 2018

Ex 4: Word form
4.___polluted ______elements have been found in both ground and underground water sources . (pollute)
5. Fish and many other animals are killed by____pollution _____in their habitats . (pollute)
6. Astronomers are concerned about light pollution because thay have___difficulty ___in viewing activities in the sky and outer space. ( difficult)
7. __Natural ___habitats have been destroyed in recent years . (nature)
8. A number of cleaning products contain ___harmful ____chemical. (harm)
9. Water samples collected at these villages were seriously__contaminated _____with bacteria. ( contaminate)
10.People believe that the___polluted ____water has brought cancer to the local resident . (pollute)
11. Light pollution makes us _________to see the stars in the sky.(able)
12. Noise is considered as____environmental ______pollution.(environment)
13. The___contamination ____of lake, rivers, oceans or underwater causes water pollution .( cotaminate)
14. The street dosen't look__attractive ___because it has a lot of rubbish .(attract)
15. Are all types of pollution__harmful ___to the health of human and animals. (harm)
16.The_environmentalists ____are concerned about the oil spills in the East Sea. (environment)
17. Dumping __industrial ___ waste into the lakes and rives has caused serious water pollution. ( industry)
18. Many people in this area have cholera because they drink__treatment ___water.(treat)
19. Examples of primary __pollution _____are exhaust fumes from cars, soot from smoke. (pollute)
20. If we use water_carefully ___, more people will have fresh water.(care)
21. The polluted water resuilts in the___death ____of many aquaticanimals and plants. (die)
22. Both French and English are __official ____languages in Canada. ( office)
23. NSW is the __most abbreviate____of New South Wales , the most populous state in Australia. (abbreviate)
24. Do you know that the telephone , the televison , and penicillin are Scottish__invention __? (invent)

Điền từ còn thiếu: Nowasday, more and more people are changing the way they use their televisons.Some years ago, we............. to turn on TV and watch whatever there was. But now we choose the programs we watch............... more carefully because we have many................ intersteing things to do. One result of this change is that we are also becoming .............. careful about the actual television set itself. As we watch fewer programs, we want to be sure that we will be...
Đọc tiếp

Điền từ còn thiếu:

Nowasday, more and more people are changing the way they use their televisons.Some years ago, we............. to turn on TV and watch whatever there was. But now we choose the programs we watch............... more carefully because we have many................ intersteing things to do. One result of this change is that we are also becoming .............. careful about the actual television set itself. As we watch fewer programs, we want to be sure that we will be switched off........... of the time, we also ưant TV to look good when we are not watching it. So when we.............. or rent we look at the outside to make sure it is attractive and will look right................. other furniture. Of course, we have to pay more............. high quality. However, it seems that the number of people.............. are content to to so is increasing, and this should have a good result, because in the end all television will have better quality.

2
28 tháng 9 2018

Điền từ còn thiếu:

Nowadays more and more people are changing the way they use their televisions..Some years ago we used to turn on Tv and watch whatever there was.But now we choose the programs we watch much more carefully because we have many other interesting things to do.One result of this change is that we are also becoming more careful about the actual television set itself. As we watch fewer programs, we want to be sure that we will have a really good picture, with bright color and clear sound. Because it will be switched off most of the time, we also want the television to look good when we are not watching it. So when we buy or rent we look at the outside to make sure it is attractive and will look right with other furniture.Of course we have to pay more for high quality.However it seems that the number of people who are content to do is increasing and this should have a good result because in the end all television will have better quality

28 tháng 9 2018

Nowasday, more and more people are changing the way they use their televisons.Some years ago, we.....used ........ to turn on TV and watch whatever there was. But now we choose the programs we watch........whatever....... more carefully because we have many.......other......... intersteing things to do. One result of this change is that we are also becoming ....more.......... careful about the actual television set itself. As we watch fewer programs, we want to be sure that we will be switched off....most....... of the time, we also ưant TV to look good when we are not watching it. So when we.....buy......... or rent we look at the outside to make sure it is attractive and will look right.......with.......... other furniture. Of course, we have to pay more..........for... high quality. However, it seems that the number of people.......who....... are content to to so is increasing, and this should have a good result, because in the end all television will have better quality.

WORD FORM & VERB TENSES OF UNIT 7-8 (ENGLISH 8TH) I. WORD FORM: 1. The soil becomes ____________________ because of the use of so many pesticides and fertilizers. (contaminate) 2. ____________________ waste spills can contaminate groundwater. (industry) 3. In many developing countries, water pollution is usually a leading cause of ______________________. (die) 4. ___________________ elements have been found in both ground and underground water sources. (pollute) 5. Fish and many other...
Đọc tiếp

WORD FORM & VERB TENSES OF UNIT 7-8 (ENGLISH 8TH)

I. WORD FORM:

1. The soil becomes ____________________ because of the use of so many pesticides and fertilizers. (contaminate)

2. ____________________ waste spills can contaminate groundwater. (industry)

3. In many developing countries, water pollution is usually a leading cause of ______________________. (die)

4. ___________________ elements have been found in both ground and underground water sources. (pollute)

5. Fish and many other animals are killed by __________________ in their habitats. (pollute)

6. Astronomers are concerned about light pollution because they have __________________ in viewing activities in the sky and outer space. (difficult)

7. __________________ habitats have been destroyed in recent years. (nature)

8. A number of cleaning products contain _________________ chemicals. (harm)

9. Water samples collected at these villages were seriously __________________ with bacteria. (comtanimate)

10. People believe that the _________________ water has brought cancer to the local residents. (pollute)

11. Light pollution makes us __________________ to see the stars in the sky. (able)

12. Noise is considered as ____________________ pollution. (environment)

13. The ___________________ of lakes, rivers, oceans or underwater causes water pollution. (contaminate)

14. The street doesn’t look __________________ because it has a lot of rubbish. (attract)

15. Are all types of pollution __________________ to the health of human and animals. (harm)

16. The ____________________ are concerned about the oil spills in East Sea. (environment)

17. Dumping ____________________ waste into the lakes and rivers has caused serious water pollution. (industry)

18. Many people in this area have cholera because they drink ___________________ water. (treat)

19. Examples of primary __________________ are exhaust fumes from cars, soot from smoke. (pollute)

20. If we use water __________________, more people will have fresh water. (care)

21. The polluted water results in the __________________ of many aquatic animals and plants. (die)

22. Both French and English are ____________________ languages in Canada. (office)

23. NSW is the ___________________ of New South Wales, the most populous state in Australia. (abbreviate)

24. Do you know that the telephone, the television, and penicillin are Scottish ___________________? (invent)

25. Visitors can spend __________________ days exploring amazing natural beauty of New Zealand. (end)

26. There are different kinds of __________________ provided throughout Disneyland. (entertain)

27. Scotland is a __________________ land and this is noted for its rich and interesting history. (legend)

28. Niagara Falls, on the border of the USA and Canada, is one of the most ___________________ scenery in the world. (spectacle)

29. There are many tourist _____________________ in London such as British Museum, London Eye and Tower of London. (attact)

30. We’ll take the early _____________________ from Sydney to Wellington. (fly)

2
11 tháng 2 2019

WORD FORM & VERB TENSES OF UNIT 7-8 (ENGLISH 8TH)

I. WORD FORM:

1. The soil becomes ______contaminated______________ because of the use of so many pesticides and fertilizers. (contaminate)

2. ______Industrial______________ waste spills can contaminate groundwater. (industry)

3. In many developing countries, water pollution is usually a leading cause of ________death______________. (die)

4. _______Polluted____________ elements have been found in both ground and underground water sources. (pollute)

5. Fish and many other animals are killed by ______pollutants____________ in their habitats. (pollute)

6. Astronomers are concerned about light pollution because they have ________difficulty__________ in viewing activities in the sky and outer space. (difficult)

7. ________Natural__________ habitats have been destroyed in recent years. (nature)

8. A number of cleaning products contain ______harmful___________ chemicals. (harm)

9. Water samples collected at these villages were seriously ______contaminated____________ with bacteria. (contanimate)

10. People believe that the _______polluted__________ water has brought cancer to the local residents. (pollute)

11. Light pollution makes us ________unable__________ to see the stars in the sky. (able)

12. Noise is considered as ________environmental____________ pollution. (environment)

13. The ________contamination___________ of lakes, rivers, oceans or underwater causes water pollution. (contaminate)

14. The street doesn’t look ________attractive__________ because it has a lot of rubbish. (attract)

15. Are all types of pollution _________harmful_________ to the health of human and animals? (harm)

16. The _______environmentalists_____________ are concerned about the oil spills in East Sea. (environment)

17. Dumping _____industrial_______________ waste into the lakes and rivers has caused serious water pollution. (industry)

18. Many people in this area have cholera because they drink _______untreated____________ water. (treat)

19. Examples of primary ________pollutants__________ are exhaust fumes from cars, soot from smoke. (pollute)

20. If we use water ________carefully__________, more people will have fresh water. (care)

21. The polluted water results in the ________death__________ of many aquatic animals and plants. (die)

22. Both French and English are _________official___________ languages in Canada. (office)

23. NSW is the _____abbreviation______________ of New South Wales, the most populous state in Australia. (abbreviate)

24. Do you know that the telephone, the television, and penicillin are Scottish _________inventions__________? (invent)

25. Visitors can spend ______ended____________ days exploring amazing natural beauty of New Zealand. (end)

26. There are different kinds of ________entertainment__________ provided throughout Disneyland. (entertain)

27. Scotland is a ______legendary____________ land and this is noted for its rich and interesting history. (legend)

28. Niagara Falls, on the border of the USA and Canada, is one of the most ________spectacular___________ scenery in the world. (spectacle)

29. There are many tourist __________attracted___________ in London such as British Museum, London Eye and Tower of London. (attact)

30. We’ll take the early _________flight____________ from Sydney to Wellington. (fly)

21 tháng 2 2019

Girl zombie

Speech is one of the most important (1).................................. of communicating. It consists of far more than just making noises. To talk and also to (2)................................... by other people, we have to speak a language, that is, we have to use combinations of (3)................................. that everyone agrees stand for a particular object or idea. Communication would be impossible if everyone made up their own language. Learning a language properly is very...
Đọc tiếp

Speech is one of the most important (1).................................. of communicating. It consists of far more than just making noises. To talk and also to (2)................................... by other people, we have to speak a language, that is, we have to use combinations of (3)................................. that everyone agrees stand for a particular object or idea. Communication would be impossible if everyone made up their own language. Learning a language properly is very (4)............................. The basic (5).............................. of English is not very large, and only about 2000 words are needed to speak it quite (6)................................ But the more words you know, the more ideas you can (7)............................. and the more precise you can be about their exact meaning. Words are the (8).............................. thing we use in communicating what we want to say. The way we (9)............................. the words is also very important. Our tone of voice can express many emotions and (10)........................... whether we are pleased of angry, for instance.

6
4 tháng 4 2017


1. ways
2. understood
3. sounds
4. important
5. vocabulary
6. well
7.express
8.main
9.say
10.show

tick mk nhé

4 tháng 4 2017

1. ways

2. understood

3. sounds

4. important

5. vocabulary

6.well

7. express

8. main

9. say

10. show

I. Read the passage below and fill each blank with ONE suitable word. (1.0 pt) Speech is one of the most important (1) _______ of communicating. It consists of far more than just making noises. To talk and also to be (2) ____________ by other people, we have to speak a language, that is, we have to use combinations of (3) ________ that everyone agrees stand for particular object or idea. Communication would be impossible if everyone made up their own language. (4) ________ a language properly...
Đọc tiếp

I. Read the passage below and fill each blank with ONE suitable word. (1.0 pt)

Speech is one of the most important (1) _______ of communicating. It consists of far more than just making noises. To talk and also to be (2) ____________ by other people, we have to speak a language, that is, we have to use combinations of (3) ________ that everyone agrees stand for particular object or idea. Communication would be impossible if everyone made up their own language.

(4) ________ a language properly is very important. The basic (5) __________ of English is not very large, and only about 2000 words are needed to (6) ________ it quite well. But the more words you know, the more ideas you can (7) ________ and the more precise you can be about their exact meaning.

Words are the (8) ____________ thing we use in communicating what we want to say. The (9) _________ we say the words is also very important. Our tone of voice can express many emotions and (10) ________ whether we are pleased or angry, for instance.

8
21 tháng 8 2018

Speech is one of the most important (1) __ways _____ of communicating. It consists of far more than just making noises. To talk and also to be (2) _______understood_____ by other people, we have to speak a language, that is, we have to use combinations of (3) _____sounds___ that everyone agrees stand for particular object or idea. Communication would be impossible if everyone made up their own language.

(4) ___learning_____ a language properly is very important. The basic (5) ____vocabulary______ of English is not very large, and only about 2000 words are needed to (6) ___speak_____ it quite well. But the more words you know, the more ideas you can (7) ____express____ and the more precise you can be about their exact meaning.

Words are the (8) ______main______ thing we use in communicating what we want to say. The (9) ____way_____ we say the words is also very important. Our tone of voice can express many emotions and (10) ____show____ whether we are pleased or angry, for instance.

21 tháng 8 2018

Speech is one of the most important (1) ___way____ of communicating. It consists of far more than just making noises. To talk and also to be (2) ___understood_________ by other people, we have to speak a language, that is, we have to use combinations of (3) _____sounds___ that everyone agrees stand for particular object or idea. Communication would be impossible if everyone made up their own language.

(4) ___To learn _____ a language properly is very important. The basic (5) _____vocabulary_____ of English is not very large, and only about 2000 words are needed to (6) __speak ______ it quite well. But the more words you know, the more ideas you can (7) ____express____ and the more precise you can be about their exact meaning.

Words are the (8) ________main ____ thing we use in communicating what we want to say. The (9) _____way ____ we say the words is also very important. Our tone of voice can express many emotions and (10) ___slow____ whether we are pleased or angry, for

Fill in each numbered blank with one suitable word. Nowadays,more and more people are charging the way they use their televisions.Some years ago we(1).........to turn on TV and watch whatever there was.But now we choose the(2).........we watch far more carefully because we have many (3)......... interesting things to do.One results of this change is that we are also beocming(4).........careful about the actual television set itself.As wa watch fewer programs,we want to be sure that we...
Đọc tiếp

Fill in each numbered blank with one suitable word.

Nowadays,more and more people are charging the way they use their televisions.Some years ago we(1).........to turn on TV and watch whatever there was.But now we choose the(2).........we watch far more carefully because we have many (3)......... interesting things to do.One results of this change is that we are also beocming(4).........careful about the actual television set itself.As wa watch fewer programs,we want to be sure that we will(5)......... a really good picture,with bright color and sound.Because it will be switched off(6).........of the time,we also want the television to look good when we aren't watching it.So when we(7).........or rent we look at outside to make sure it is attractive and will look right (8)........other furniture.Of course,we have to(9)........more for high quality.However,it seems that the number of people (10)......... are content to do so is increasing,and this should have a good result,because in the end all televisions will have better quality.

1
17 tháng 4 2019

Nowadays, more and more people are changing the way they use their televisions.Some years ago we (1)...used... to turn on TV and watch whatever there was.But now we choose the (2)...programs... we watch much more carefully because we have many (3)...other... interesting things to do.One result of this change is that we are also becoming (4)...more... careful about the actual television set itself. As we watch fewer programs, we want to be sure that we will (5)...have... a really good picture, with bright color and clear sound. Because it will be switched off (6)...most... of the time, we also want the television to look good when we are not watching it. So when we (7)...buy... or rent we look at the outside to make sure it is attractive and will look right (8)...with... other furniture.Of course we have to (9)...pay... more for high quality.However it seems that the number of (10)...people... who are content to do is increasing and this should have a good result because in the end all television will have better quality.

: I. Choose the best answer: 1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die. 2. Water (pollution/ pollute/ polluted) in the lake has made the fish die. 3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday. 4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead) 5.Water pollution is the (contaminating/...
Đọc tiếp

: I. Choose the best answer:

1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die.

2. Water (pollution/ pollute/ polluted) in the lake has made the fish die.

3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday.

4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead)

5.Water pollution is the (contaminating/ contaminate/ contamination) in the lake has made the fish die.

6. If we (will use/ would use/ use) water carefully, more people will have fresh water.

7. If the factory continues dumping poison (into/ to/ about) the lake, all the fish and other aquatic animals will

die.

8. Farmers in our area usually use (pesticides/ herbicides/ waste/ sewage) to kill insects

9. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

10. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

11. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

12. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant.

13. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

14. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

15. The (dead/ die/ death/ died) fish are floating in the water.

16. We plant trees, (due to/ because/ because of/ so) we can have fresh air.

17. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens

18. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

19. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

20. When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

21.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

22.If you (was / were/ are/ could be) in my position, you would understand me.

23.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

24.Many seabirds were (die/ death/ dead/ died) because of the oil spill.

25.(Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

26. Many animals eat the (litter/ energy/ aqua/ temperature) and become sick.

27. The acid rain has caused (damage/ advantage/ pollutant/ environment) to the trees in this area.

28.If I (have/ has/ had/ will have) one million US dollars , I would build more parks in our city.

1
21 tháng 2 2020

: I. Choose the best answer:

1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die.

2. Water (pollution/ pollute/ polluted) in the lake has made the fish die.

3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday.

4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead)

6. If we (will use/ would use/ use) water carefully, more people will have fresh water.

7. If the factory continues dumping poison (into/ to/ about) the lake, all the fish and other aquatic animals will die

8. Farmers in our area usually use (pesticides/ herbicides/ waste/ sewage) to kill insects

9. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

10. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

11. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

12. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant.

13. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

14. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

15. The (dead/ die/ death/ died) fish are floating in the water.

16. We plant trees, (due to/ because/ because of/ so) we can have fresh air.

17. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens ( cái này mình cũng không nhớ rõ , ở trong SGK có á , bạn giở ra xem nhé )

18. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

19. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

20. When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

21.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

22.If you (was / were/ are/ could be) in my position, you would understand me.

23.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

24.Many seabirds were (die/ death/ dead/ died) because of the oil spill.

25.(Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

26. Many animals eat the (litter/ energy/ aqua/ temperature) and become sick.

27. The acid rain has caused (damage/ advantage/ pollutant/ environment) to the trees in this area.

28.If I (have/ has/ had/ will have) one million US dollars , I would build more parks in our city.

#Yumi