My sister ……………….for you since yesterday. (look)
10. The train…………. half an hour ago. (leave)
11. When I last saw him, he …………….in London. (live)
12. We………….Mr Dong since last Sunday. (not see)
13. He will take the dog out for a walk as soon as he ………his work. (finish)
14. I…………….any difficult so far. (not have)
15. People …………………English and French in Canada. (speak)
16. Last week, my professor promised that we …………..next week. (award)
17. The Internet has helped students study more …………… (depend)
18. It was…………that she left without saying a word to us. (friend)
19…………..of mobile products have always gone up these years. (sell)
20. I am thankful to my teacher who gives me a lot of …………to better my life. (courage)
21. The song ………………….last night.(successfully perform)
22. How long ……………….it since you stopped smoking? (be)
23.The book ……………….4 times so far. (public)
24. The dog……………….with 3 bullets while it was trying to reach the American soldier. (kill)
25. I………….this university from 1990 to 1995. (attend)
26. He ……….. motorcycle for ten years now. (sell)
27. Columbus………….America more than 400years ago. (discover)
28. Ba’s village lies in a…………….area. (mountain)
29. We find it …………to go on a picnic in a jungle rainforest. (interest)
30. There are ten…………..to this spring fair. (enter)
1 were watching
2 haven't seen
3 is coming
4 dicovered
5 will come
6 goes
7 isn't staying
8 was surfing
9 wrote
10 haven't received
1. was watching
2. haven't seen
3. is coming
4. discovered
5. will come
6.goes
7. isn't staying
8. was surfing
9. wrote
10 haven't received
6.