1. Nga got up late so she couldn't catch the first train yesterday.

2. Ba works at 8.00 this morning and I read newspapers.

3. The teacher punished me if I didn't do my homework.

4. When I was waiting for my friends at school this morning, I saw Mai.

5. I haven't phoned Nam since he went home.

1: gets catch

2: works read

5: didn't phone went

1. How much do these shoes cost? 

2. No one in her class is more careful than her 

3. We grow less rice than they do

4. We spend five hours returning to our house

5. He is a skillful dancer

6. That book was more expensive than this one 

1. How much do these shoes cost?

2. No one in her class is more careful than her.

3. We don't grow as much rice as they do.

4. We spent five hours returning to our house.

5. His dancing skills were impressive.

6. That book was more expensive than this one.

Câu phủ định của "I sometimes have a picnic" là: "I don't sometimes have a picnic." hoặc "I do not sometimes have a picnic."

She spent a lot of time to read books about danger of animals in this time yesterday.

She was spending a lot of time reading books about the dangers of animals at this time yesterday 

4 what do you take into account when you choose a career?

5 this year's festival will break tradition by including modern dances alongside the traditional ones

1B

2A

3C

4D

5D

1. had

2. had

Ta dùng dạng quá khứ của have là had vì những điều ước trên không phải là sự thật

had

had

CT wish ở HT: S + wish + S + Ved

1. shouldn't

2. should

3. should

4. should

5. should

6. Should

7. should

8. shouldn't

9. should

10. should

11. shouldn't

12. Should

13. should

14. shouldn't

15. shouldn't

-----------

II

1. was -> were

2. Was -> Were

3. was -> did

4. went -> go

5. weren't -> didn't

6. have -> had

7. broke -> break

8. go -> went

9. am -> was

10. turn -> turned

--------------

III

1. taught/ to ride/ was

2. does your father go/ drives

3. are going

4. used/ lived 

5. spent/ repairing 

-------------

IV

1. Lang Lieu couldn't buy any special food because he was very pool

2. During Tet, Vietnamese people buy all kinds of sweets, so they make Chung cakes as well

3. The Hung King Temple Festival was a local festival. However, it has become a public holiday in Viet Nam

4. At the Mid-Autumn festival, kids can sing, dance and enjoy moon cakes; therefore, every child like it very much.

5. Because the water is highly polluted, we can't swim in this part of the river

6. Mr. Minh is admired since he dedicates all his life to protecting the environment

-------------

V

1. A

2. B

3. A

4. D

5. C 

11. were talking/ walked

12. decided/ met/ saw/ enjoyed

13. built

14. Did she win

15. met/ lived

16. was attending

17. smoke

18. driving

19. falled/ was reading 

20. finishing

21. eat

22. was preparing

23. have

24. were waiting/ arrived

25. working

26. did you go/ saw

27. wasn't studying

28. was working

29. dropped/ was doing

30. cleaning 

1. didn't pay

Qúa khứ đơn (DHNB: last week)

2. Was

Qúa khứ đơn (DHNB: an hour ago)

3. Hình như đề phải là ''What did you ... at 8o'clock last night'' chứ nhỉ?

Nếu đề như vầy thì điền ''do''

Qúa khứ đơn (DHNB: last night)

4. Did Samantha catch

Qúa khứ đơn (DHNB:last night)

5. rang/ took

Qúa khứ đơn (Câu trên nói về việc đã xảy ra rồi)

6. saw/ helped

Qúa khứ đơn (DHNB: yesterday)

7. were/though

Qúa khứ đơn (Nói về việc chúng tôi đã từng nghĩ Prague ở Pháp)

8. read/was playing

Qúa khứ đơn và quá khứ tiếp diễn 

9. didn't hear/slept

Qúa khứ đơn

10. didn't win

Cấu trúc thì quá khứ đơn (dạng verb)

(+) S+V_e,ed hoặc V2

(-) S+did not+V_inf

(?) Did+S+V+...?

1. didn't pay

2. Was Tommy

3. were you doing

4. Did Samantha catch

5. was ringing/ took 

6. saw/ was helping

7. were/ thought

8. was reading/ was playing

9. didn't hear/ was sleeping

10. didn't win