Bài 13: Viết lại câu, sử dụng cấu trúc “used to”.
1. My mother worked at a restaurant 3 years ago but now she doesn’t.
_My mother used to work at a restaurant 3 years ago but now she doesn’t.
2. He was the president of Student Union but now he isn’t.
_He used to be the president of Student Union but now he isn’t.
3. There were many tree-lined streets in my hometown but now there is none of them.
______________________________________________________________
4. My husband didn’t do housework but now he does.( phủ định)
______________________________________________________________
5. Children didn’t play with high-tech devices at an early age but now they do.
______________________________________________________________
6. The students didn’t go to school by public transportation but now they do.
______________________________________________________________
7. My city was a tourist destination but now it isn’t.
______________________________________________________________
8. Traffic jam didn’t happen when I was small but it happens now.
______________________________________________________________

giúp mình từ câu 3 với 

1. This last time she came back to her hometown was 4 years ago.

-> She hasn't.......................................................................................

2. He started working as a bank clerk 3 months ago.

-> He has...........................................................................................

3. It has been 5 years since we first flew to Singapore.

-> We have........................................................................................

4. I last had my hair cut in November.

-> I haven't........................................................................................

5. The last time we called each other was 5 months ago.

-> We haven't....................................................................................

6. It is a long time since we last met.

-> We haven't.....................................................................................

7. When did you have it?

-> How long.......................................................................................?

8. This is the first time I had such a delicious meal.

-> I have never.....................................................................................

9. I haven't seen him for 8 days.

-> The last............................................................................................

10. Today is Saturday. I haven't taken a bath since Wednesday.

-> It is...................................................................................................

1. This last time she came back to her hometown was 4 years ago.

=> She hasn't............................................................................................................

2. He started working as a bank clerk 3 months ago.

=> He has.................................................................................................................

3. It has been 5 years since we first flew to Singapore.

=> We have................................................................................................................

4. I last had my hair cut in November.

=> I haven't................................................................................................................

5. The last time we called each other was 5 months ago.

=> We haven't.............................................................................................................

6. It is a long time since we last met.

=> We haven't.............................................................................................................

7. When did you have it?

=> How long...........................................................................................................?

8. This is the first time I had such a delicious meal.

=> I have never................................................................................................................

9. I haven't seen him for 8 days.

=> The last................................................................................................................

10. To day is Saturday. I haven't taken a bath since Wednesday.

=> It is........................................................................................................................

11. This is the first time he went abroad.

=> He hasn't......................................................................................................................

12. She started driving 1 month ago.

=> She has.................................................................................................................

13. We began eating when it started to rain.

=> We have................................................................................................................

14. I last had my hair cut when I left her.

=> I haven't................................................................................................................

17. It is a long time since we last met.

=> We haven't.............................................................................................................

16. She started to live in Hanoi 2 years ago. (for)

=>   …………………………………………………

17. He began to study  English when he was young. (since)

=>   …………………………………………………

18. I have never eaten this kind of food before. (This is)

=>   …………………………………………

19. I have never seen such a beautiful girl before. (She is)

=>   …………………………………………

20. This is the best novel I have ever read. (before)

=>  …………………………………………

1. This last time she came back to her hometown was 4 years ago.

=> She hasn't............................................................................................................

2. He started working as a bank clerk 3 months ago.

=> He has.................................................................................................................

3. It has been 5 years since we first flew to Singapore.

=> We have................................................................................................................

4. I last had my hair cut in November.

=> I haven't................................................................................................................

5. The last time we called each other was 5 months ago.

=> We haven't.............................................................................................................

6. It is a long time since we last met.

=> We haven't.............................................................................................................

7. When did you have it?

=> How long...........................................................................................................?

8. This is the first time I had such a delicious meal.

=> I have never................................................................................................................

9. I haven't seen him for 8 days.

=> The last................................................................................................................

10. To day is Saturday. I haven't taken a bath since Wednesday.

=> It is........................................................................................................................

11. This is the first time he went abroad.

=> He hasn't......................................................................................................................

12. She started driving 1 month ago.

=> She has.................................................................................................................

13. We began eating when it started to rain.

=> We have................................................................................................................

14. I last had my hair cut when I left her.

=> I haven't................................................................................................................

17. It is a long time since we last met.

=> We haven't.............................................................................................................

16. She started to live in Hanoi 2 years ago. (for)

=>   …………………………………………………

17. He began to study  English when he was young. (since)

=>   …………………………………………………

18. I have never eaten this kind of food before. (This is)

=>   …………………………………………

19. I have never seen such a beautiful girl before. (She is)

=>   …………………………………………

20. This is the best novel I have ever read. (before)

=>  …………………………………………

Chonj đáp án đúng

1. He (must/ had to) leave early, didn't he?

2 He was a good swimmer, so he (could/ can) swim to the river bank when the boat sank.

3 I'm sorry to bother you while you're working, but I (can/ must) ask you a question.

 4. The sea was so rough that we couldn't/can't) swim.

5. I (can't/ don't have to) swim in this water; it is much too cold.

6. Bookings (need/ must) be made at least seven days before departure.

7 You (needn't/mustn't) go on the beach when the tide's coming in. It's very dangerous.

8 We've been told that we (don't have to/ mustn't) be at work until 10:00 tomorrow.

9 Of course, the first thing I did was to call the police and I (mustn't/ didn't have to) wait very long for them to get there.

III. Complete these sentences with used to or didn`t use to.
Ex: I used to so swimming (go swimming) but now I don’t go swimming any more.
1. My father gave up smoking two years ago. He ______________ (smoke) a packet of cigarettes a day.
2. There___________________ (be) a movie theater here but it closed a long time ago.
3. Mr. An___________________ (not drink) coffee when he was young but he like it now.
4. Peter___________________ (have) a motorbike, but last month he sold it and bought a car.
5. I___________________ (not like) her but we are best friends now.
6.They came to live in the city last year. They___________________ (live) in a small village in the country.
7. My sister ___________________ (play) tennis a lot but she doesn’t play very often now.
8. When I was a child I___________________ (not study) hard.