26.-Would you please give me a cup of tea?

　 -- ＿.

A. OK. Please wait for a while.

B. Sorry, it’s none of my business.

C. No, do it yourself, please. D. Oh, no way!

25. The USA successfully exploded the first atomic bomb＿ in the world.

A. in the 1940s B. in 1940s C. in the 1940 D. in the 1940s’

24.The big fire that ＿in the hotel last night was put out by many firemen.

A. had been happened B. was happened C. has happened

D. happened

23. The handsome man is working ＿ a foreign company＿a manager.

A. at; as　　 B. for; on　 C. on; for　 D. at; on

22.-＿I’m very busy now. Could I call you back after work?

　 -- OK. I ’ll wait for you.

A. Entirely　 B. Naturally　 C. Actually　 D. Rapidly

21. --I like Tom very much ＿he sometimes gives me some trouble. 　-- Oh, it’s unbelievable.

A. even if　 B. as if　 C. even now　 D. as though

20.-Mr. David, I’m afraid I can’t attend your party.

　 -- Why?

　 -- Something terrible has ＿to me.

A. come out　 B. come across　 C. come up　 D. come down

19.The scientist has worked out this problem＿three different ways.

A. in　　 B. by　　 C. as　　　 D. with

18. In the eighteenth century, Chinese people brought in the potatoes that are native ＿ America.

A. from　　 B. in　　 C. to　　 D. out of

17. Teachers act an important ＿ in the course of learning knowledge at school.

A. example　 B. rule　 C. expression　　 D. role