1、—I enjoyed the food very much.

　　—I'm glad you like it.Please drop in any time you like.

　　—_______

　　A.Is it all right?

　　B.I'm afraid I won't be free.

　　C.Yes, I will.　　D.That's great.

　　2、—I'm afraid I can't finish the book within this week.

　　—_______.

　　A.Please go ahead　　B.That's all right

　　C.Not at all　　D.Take your time

　　3、—Hello, may I have an appointment with the doctor?

　　—_______

　　A.Sorry, he is busy at the moment.

　　B.Why didn't you call earlier?

　　C.Certainly.May I know your name?

　　D.Sorry, he doesn't want to see you.

　参考答案&解析：

　　1、C　当对方邀请做某事时,可以回答Yes, I will.或Certainly, I will.会打的比这再好了。

　　2、D　take your time别着急。

　　3、C　病人想见医生,护士说Certainly.May I know your name?