I. Rewrite the following sentences, keeping the meaning unchanged. 1. How long is it since you came here?
->When...
2.When did your mother watch that play?
->How long..
3.How long is it since you met each other?
->when have
4. When did John buy the car?
->how long is it...
5. How long is it since Tom left school?
->when...
6. When did you read that novel?
->how...
7. How long has she done that exercise?
->when did...
8. When did you phone her?
->how long
9. How long have his parents visted him ?
->how long ago...
10. How long has your aunt lived in that city? ->How long ago...
11. When did you first know him?
→How
12. When did you start the project?
->How long...
13. How long have you learnt French?
→How long ago..
15. How long has your sister worked for this company?
->How long ago.
16. I haven't seen her for a long time.
-> I didn't..
17. We haven't written to each other since 2001.
->We didn't.
18. I last wrote to my uncle in July.
->I haven't...
19. I haven't heard him since August.
->The last time...
20. Lan hasn't written to Maryam for two months.
-> Lan didn't..
21. The last time I went to that restaurant was 4 days ago..
→I last
22. Minh last wrote to Nga five months ago.
→Minh has
23. His parents haven't visited that place since they were students.
->the last time.
24. The last time I went to Japan was 4 days ago.
.-> I last
25. I haven't heard this story for a long time. ->The last time..
26. Maryam hasn't written to Lan since their first meeting.
->Maryam last..
27.I haven't seen his sister since last month.
->I didn't...