III. Give the correct form of the verbs in brackets to complete the sentences.
1. Lan (write) to her pen pal for three years, and they first (meet) each other last week.
2. Jeans (make) about two hundred years ago, and now they (sell) in every comer of the world,
3.I wish that I (know ) how to mend this shirt.
4. Trung used (write) to his friends, but now he (communicate) with them through the Internet.
5. A new cloth shop just (open) near my aunt's house.
6. Her brother (talk) to his pen pal on the phone at the moment. They (not contact) to each other for a long time.
7. If you (want) to improve your English, I (help) you.
8. Tom isn’t here. He just (go) out for a few minutes.
9. I (have) English test next week.
10. They all (be) tired after a hard working day in the hot weather.
11. They (waste) too much power at the moment. 12. Please don’t make so much noise. I (study).
13. They suggest (take) a taxi instead of walking because it’s raining.
14. You (see) nam last Sunday? Oh, no. I (not see) him for a long time.
15. My parents (go) out. They will be back soon.
16. My brother (work) for this company from 1990 to 2000.
17. Peter (not go) to school yesterday. I just (see) him at the school gate.
18. Be careful! The teacher (look) at you.
19. You must tell me what you (do) since I last (see) you.
20. When a boy, my father often (go) to work on foot.
