Ex1 

thiết kế: design

xây nhà: build houses

lên kế hoạch: plan

dạy học: teach

học: study

khám phá: explore

vẽ tranh: draw pictures

làm thí nghiệm: do experiments

soạn nhạc: compose music

khám chữa: examine

phát hàng: deliver

viết truyện: write story

Ex2

2.1 Thì hiện tại đơn diễn tả một hành động, sự việc diễn ra ở hiện tại, hoặc một thói quen ở hiện tại, hoặc một thói quen

2.2 Động từ trong ngoặc giữ nguyên

2.3 Động từ trong ngoặc phải chia

2.4 Dấu hiệu nhận biết: trong câu xuất hiện các trạng từ chỉ tần suất, every + thời gian, once/twice/three times... 

Câu với chủ ngữ để động từ không chia:

1. The computer runs smoothly.
2. His idea sounds interesting.
3. The sun shines brightly today.
4. The child cries loudly.
5. The car stops suddenly.
6. The clock ticks loudly.
7. The wind blows gently.
8. Her laughter fills the room.
9. The rain falls softly outside.
10. The river flows swiftly.

Câu với chủ ngữ để động từ phải chia:

1. She plays the piano beautifully.
2. They are watching a movie tonight.
3. He has visited Paris many times.
4. The students were studying hard for the exam.
5. I am reading a new book.
6. The dog has barked all night.
7. They will arrive late tomorrow.
8. She had finished her homework before dinner.
9. He was driving carefully on the slippery road.
10. We have been waiting for hours.

3 câu đầu mình ko thấy điểm chung b ơi

1. B C D

2. G H I

3. J K L

4. C D E

5. L M N

6. O P Q

7. R S T

8. T U V

9. V W X

10. D E F

11. F G H

12. N O P

1 C

2 H

3 K

4 D

5 M

6 P

7 S

8 U

9 W

10 E

11 G

12 O

1. Jane is wearing red shorts.

2. Tom is wearing black shoes.

3. Ken is wearing green trousers.

4. Sue is wearing a red shirt.

5. Elly is wearing an orange dress.

6. Jack is wearing blue socks.

Bạn đúng có hai câu trả lời 

studies

finishes

washes

feel

goes

bakes

drives

ends

takes 

returns

swims

plays

writes

keeps

stands

sets

visits

pays

dresses

reads 

Mình đang cần gấp ạ

12 We have been taught French by Mr Smith for 2 years

13 The children weren't looked after properly 

14 This street wasn't swept last week

15 A great deal of tea is drunk in England

16 English is spoken all over the world

17 Two poems were being written by Tom

18 Her dog is often taken for a walk by hẻ

19 How many lessons are going to be learnt by you next month?

20 I wasn't introduced to her mother by her

21 Electric lights had been invented before I was born

i like jazz mucsic and i love my family and i like sweet

i realy miss my old friend and i miss my old teacher

Cho a là số lớn và b là số bé ( a,b>0)                                                           Ta có a-b=120 và a/b=4 nên a/b-b/b=120/b => 4-1=120/b => 120/3=b => b=40 => a= 120+40=160. Vậy số lớn là 160 và số bé là 40