Ex2: Put the verbs in the brackets in the correct form of tense.
1. My uncle (just open) ……………………………a new internet shop on Trang Tien street.
2. ………….Linh (watch) ……………..……….TV at 9 o’clock last night?
3. While Mr Brown (work)………..…….….. in the garden, his wife (cook) …………………
4. Nam (not buy)………..… a new computer since he (sell)……………. the old one last month.
5. ………Mr Phong (go) ………….to New York for ten days last year?
6. Last year we (install) …………ordinary light bulbs, but now we (use)…………… new ones.
7. When I (arrive)……….... at her house yesterday, she (do) ………………..her homework.
8. He (be) ………………..….very successful in his business since he (come) ……..……..here .
9. That exercise can’t (do) ……………………………………by all the students.
10. His car (repair) ………………………………………… at this time yesterday.
11. This room (clean)……………………………………… by my sister every day.
12. ………….…..these toys (make)………………………………… in China?
13. These story books (write) ……………………….….……… by To Hoai in 1956.
14. Nam (award)………………………… a gold medal in the chess tournament last week.
15. Nothing (do)…………………………..…….. since Peter bought a computer last week.