27.　 --- I’d like to invite you to a concert this evening.

---Thank you, but _____ I’ll be free I’m not sure at the moment.

A. while　　　 　 B. if　　 　　　　　　 C. when　　 　　　　　　 D. whether

26.　 The driver kept ______ about the accident ____ lose his job.

A. still; in order to not　　 B. quiet; not so as to

C. silent; so as not to　　　 D. calm; in order not to

25.　 ______ fun it is to jump into a pool or go swimming in summer!

A. What a　 　　　 B. How　 　　　　 C. How a　　 　　　　　　 D. What

24.　 My teacher often said in class, “ Let’s _______ in English.”

A. say　　 　　　　 B. talk　　 　　　　 C. speaking　 　　　　　 D. tell

23.　 --- ______ I return the dictionary within three days.?

--- No, you ____. You _____ it for five days.

A.　　 May; needn’t; can borrow

B.　　 Can; mustn’t; would have

C.　　 Must; don’t have to; can keep

D.　　 Shall; can’t; should read

22.　 ____ Mary ____ Rose know nothing about the matter, for they didn’t come to the meeting yesterday.

A. Either; or　 　 B. Both; and　 C. Neither; nor　 　　 D. Not only; but

21.　 --- What are you doing, Jim?

---I’m ______ telephone to my friend in London.

A. on the　 　　　　 B. in the　 　　　　 C. on a　　 　　　　　　　　 D. for a

20.　 --- Excuse me, could I use your ruler for a few minutes, please?

---Sure. _____.

A. You us it by yourself　　　　　　　　　　　　　　　　 B. Help yourself

C. Take it easy　　　　　　　　　　　　　　　　　　　　　　　 D. Don’t be polite

19.　 I’ll lend you the money only _____ you can pay ____ on time.

A.　　 for the condition that; it off

B.　　 on the condition that; for it

C.　　 on condition that; it back

D.　　 for one condition as; it out

18.　 The warmth of _____ sweater will of course be determined by the sort of ____ wool used.

A. the; the　 　　　 B. the; /　 　　　　 C. /; the　　 　　　　　　　 D. /; /