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