19. Will this be the one you want?
20. You will have been wondering all this time how it works.
Ex. 17F
1. may 2. might have 3. may have 4. possibly 5. possible 6. perhaps 7. might 8. can 9. may have had 10. could 11. might be
新编英语语法教程 第18讲 练习参考答案
Ex. 18A
1. He is likely to let you down.
2. Our team is certain to win.
3. There appears to be no doubt about it.
4. John happened to be the only witness.
5. I chanced to be out of London at the time.
6. John doesn‘t seem to be coming after all.
7. We‘re not supposed to play football on Sundays.
8. He is supposed to have arrivedat five.
9. He‘s sure to be there.
10. They are certain to need help.
11. I think it‘s going to rain this evening.
12. How am I to pay my debts?
13. The new building is going to be six storeys high.
14. You‘re not to talk like that.
15. He‘s likely to see her.
16. You‘ve got to be joking.
17. He tends to be stupid.
18. I fail to see what you mean.
19. We happened to be there.
20. I chanced to meet him in the park.
21. He appeared to enjoy the concert.
22. They seemed not to notice it.
23. The swimmer failed to reach the shore.
24. We were to have been married in May.
25. The purse was not to be found.
26. He was never to see his wife or children again.
27. It‘s going to be a long time before we can reduce our prices.
28. John is bound to be in the office.
29. None of us can say what our future is to be.
30. He did not fail to keep his word.
Ex. 18B
J:Mary has…, but she dose not…
D:/
J:I do not… It is… She would…
D:If she does not…she will…
J:Yes, I am…
D:I should…she would…Are they not…
J:….she would…
D:…there is…
J:…there is not…You would…, would you not?

