20. Sometimes advertisements make ______ possible for companies to sell the customers ______ money cannot buy.

A. /; that　　　　　 B. it; what　　 C. that; which　 　　 D. /; whose

19. To his disappointment, the opinion he had stuck ______ out wrong.

　 A. to turn　　　　 B. to turning　　　 C. to turned　　　　 D. to be turned

18. ----Shall I give you a ride as you live so far away?

　 ----Thank you. ______.

1. It couldn’t be better.　 　　　　　　　　 B. Of course you can.　

C. If you like.　 　　　　　　　　　　　　 D. It’s up to you.

17. We waited and waited. ______we had been looking forward to .

A. Then came the hour　　　　　　　 　　 B. Then did the hour come

C. Then the hour came　　　　　　　 　　 D. The hour then came

16. ----Jim has his wife do all the housework! Isn’t he wise？

　 ----Not really. He is ______.

A. more wise than lazy　　　　　　　　　 B. wiser than lazy

　　 C. more lazy than wise　　　　　　　　　 D. lazier than wise

15. 　-----How about the book you are reading?

　　 -----Good indeed. It______　many problems we have come across in our study.

　　 A. says　　　　 B. talks　　　　 C. covers　　　　　 D. refers

14. 　---I’m sorry that I didn’t work out this problem.

---It’s _____our ability. I didn’t worked it out, too.　

A. over　 　　　 B. beyond　 　　 C. more than　 　　　 D. above