第七章的1到40題怎麼做

題目：

解答：

解題思路： 如何選擇時態，1）注意時間狀語 2）注意上下句提示 3）固定用法
解題過程：
同學，你好！ 答疑如下：
1. is raining, rains
2. used, isn’t using
3. starts
4. will return, returns, will let
5. will send, are
6. is, Will … get
7. work, will make
8. went, was smoking
9. was looking, let
10. entered, didn’t see, was reading
11. arrived, had got, was blowing
12. didn’t know, are waiting
13. told, will take
14. didn’t expect , would come
15. wouldn’t go, was
16. would bring had
17. Did, would come
18. Have … seen, left
19. was, had, has been
20. have… been, saw
21. is 或has been, parted
22. have not seen, have… been
have been
23. have lost, lost, were
24. have known, were
25. haven’t done, promised
26. died, passed
27. was , had expected
28. is not feeling, has caught
29. was given , had done
30. couldn’t go, had promised
31. didn’t know, has been
32. had …reached, began
33. have kept, am reading
34. has been broadcasting
35. will feel , take
36. might keep , liked
37. am .. sleeping, come
38. have been learning, was, speaks
39. has come, arrived, will start
40. broke, was playing