1. I have not talked to him for many days.
=> The last..................................................................................
=> I last...........................................................................................
=> It is.................................................................................................
2. John started to paint his room 2 hours ago.
=> John has...........................................................................................
3. How long have they worked for this factory?
=> When did.........................................................................................
4. This is the first time she has watched this film.
=> She has...............................................................................................
5. We have driven for 3 hours.
=> We began..............................................................................................
6. The last time I ate this food was two months ago.
=> I have not................................................................................................
=>It is..........................................................................................................
=> I last..........................................................................................................
7. He began to learn English 7 years ago.
=> He has.........................................................................................................
8. When did you start doing the homework?
=> How long......................................................................................................
9. I haven’t talked to this man before.
=> This is the first time..............................................................................................
10. How long have you used this mobile phone?
=> When did....................................................................................................................
11. Mary hasn’t smoked for 3 years.
=> It is.............................................................................................................................
=> The last time............................................................................................................
12. It is 2 weeks since we heard about John.
=> We...............................................................................................................................
=> The last time............................................................................................................
13. I have done this job for two years.
=> I started...........................................................................................................
14. They last cleaned their house a week ago.
=> They haven’t...............................................................................................................
=> It is..............................................................................................................................
=> The last......................................................................................................................ai giúp em với ạ
1. I have not talked to him for many days.
=> The last time I talked to him was many days ago.
=> I last talked to him many days ago.
=> It is many days since I last talked to him.
2. John started to paint his room 2 hours ago.
=> John has painted his room for 2 hours.
3. How long have they worked for this factory?
=> When did they start to work for this factory?
4. This is the first time she has watched this film.
=> She has never watched this film before.
5. We have driven for 3 hours.
=> We began driving 3 hours ago.
6. The last time I ate this food was two months ago.
=> I have not eaten this food for two months.
=>It is two months since I last ate this food.
=> I last ate this food two months ago.
7. He began to learn English 7 years ago.
=> He has learnt English for 7 years.
8. When did you start doing the homework?
=> How long have you done the homework?
9. I haven’t talked to this man before.
=> This is the first time I have talked to this man.
10. How long have you used this mobile phone?
=> When did you start to use this mobile phone?
11. Mary hasn’t smoked for 3 years.
=> It is 3 years since Mary last smoked.
=> The last time Mary smoked was 3 years ago.
12. It is 2 weeks since we heard about John.
=> We haven't heard about John for 2 weeks.
=> The last time we heard about John was 2 weeks ago.
=> I started not to hear about John 2 weeks ago.
14. They last cleaned their house a week ago.
=> They haven't cleaned their house for a week.
=> It is a week since they last cleaned their house.
=> The last time they cleaned their house was a week ago.
