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

16. Yesterday I paid the postman￡15.8 for the package,＿ postage and packing.

A. included　 B. including　 C. for example　 D. such as

15.-Would you like to ＿ us ＿ the computer game?

-- OK. Thank you.

A. join; up　 B. join; to　　 C. join; on　　 D. join; in

14.-＿?

　-- No, he left here without a word.

A. Did Tom say when he will come back

B. Did Tom say when will he come back

C. Did Tom say when he would come back

D. Did Tom say when would he come back