14.They have worked in that factory since 2001.
-->They started........................................................................................................
15. Lan hasn't written to Maryam for a month.
-->Lan didn't..........................................................................................................
16. He has lived in Ha Noi since he was 12.
-->He started..........................................................................................................
17. I haven't met her for a long time.
-->I didn't...............................................................................................................
18. How long have you learnt French?
-->How long ago...................................................................................................?
19. How long have you bought this car?
-->When did...........................................................................................................?
20. When did you start to listen to classical music?
-->How long ..........................................................................................................?
21. I saw her 10 years ago.
-->I haven't...............................................................................................................
22. The last time I saw him was in June
--> I ………………………………………………………………………………..
23. He started working in this company 5 years ago
--> He has……………………………………………………………………………
24. They began living here ten years ago.
--> They have……………………………………………………………………………
giúp mình vớiiii
1.lan hasn't visited her grandmother for two months
the last time lan visited her grandmother is two months
2.she can't lift the table because she is not strong enough
If she was strong enough, she could lift the table
3.the students must complete the test on time
the test must be completed by the students on time
4.his bike was broken, so he arrived late for the concert
because of his broken bike, he arrived late for the concert
5."what kind of books do you like best, linda?"asked peter
=> peter asked linda what kind of books she liked best