6.A: Mind if I sit here?

B: ______A.Well, no, but my friend is in the washroom now.

B.No. I´m afraid you must go and find another seat.

C.Of course, take it easy.

D.Yes, please sit down.

7.Customer: Excuse me. ______Clerk: The rate for airmails is two dollars.

A.Do you do international delivery?

B.Can you tell me the money I need to post a letter?

C.How much is a letter to South Mrica?

D.Do you happen to know how fast airmails are?

8.Customer: The jeans look cool. May I try them on?

Salesman: Sure. ______A. What size, please?

B. It´s 34 RMB, please.

C. Help yourself, please.

D. Cash or charge?

9.Patient: I´d like to make an appointment with Dr. Brooks.

Nurse: ______A.You may come 10 o´clock Thursday morning if you like.

B.Dr. Brooks can see you in about 15 minutes.

C.Thank you very much for calling.

D.Is 10 o´clock Thursday morning fine with you?

10.Doctor: ______Patient: I´ve caught a bad cold and got a sour throat.

A.Do you have anything to declare, sir?

B.Good morning. May I help you?

C.How have you been getting along recently?

D.What seems to be the problem?

答案：   A C A D D