I. Rewrite each of these sentences keeping the meaning unchanged :

1. The Greens family moved to Ho Chi Minh City in 2002.

->The Greens____________________________

2. Her grandmother began collecting stamps three years ago.

->Her grandmother has____________________________

3. We started living here ten years ago.

->We have ____________________________

4. It’s five years since she last saw him.

->We haven’t ____________________________

5. The last time she visited our village was in 1992.

->She has____________________________

6. This is the first time I have eaten nachos in the USA.

->I have____________________________

7. Minh bought his CANON digital camera in 2001.

->Minh has____________________________

8. I last saw you when we were in senior high school.

->I have ____________________________

9. When she heard the results, Mary began to feel more confident.

->Since hearing____________________________

10. When did you begin studying information technology ?

->How long ____________________________

11. How long have Emma and David been married ?

->When ____________________________

12. There is a definite improvement in your work.

->Your work has____________________________

13. I am on the tenth page of his letter I am writing.

->So far ____________________________

14. When I lived in England, cycling to work was part of my daily routine.

->I used to____________________________

15. The red book is more expensive than that blue book on the shelf.

->That blue book____________________________

16. She is always a better performer than her mother used to.

->Her mother never used to give____________________________

17. Miss Huong Tram is the best student in this class.

->No one____________________________

18. My close friend cannot run as fast as me.

->I am a ____________________________

19. In class 6A, Minh is the most intelligent student.

->No____________________________

20. No other members in the club are as tall as Lucie.

->Lucie is____________________________