单选题I am so sorry to interrupt you again.（）A That's good.B It's all right. C I don't think so. D No way!

A、I'm sorry. But it won’t be so convenient for me.

B、No, it's not good.

C、Is it convenient for you?

D、Sorry, I can't go.

A.Can you spare a minute?

B.Can it wait?

C.Sorry to interrupt.

D.Do you mind„?

A.I think so.

B.Oh, I'm sorry.

C.It's OK.

D.You are busy.

-- Can I help you with the bag?

-- _____

A. No, thank you. I can take it myself.

B. Thank you.

C. Sorry, you can't.

D. No, I am all right.

A.Oh, I’m sorry that you did.

B.How foolish of you to do so.

C.The wrong message? Oh, yes, you did!

D.Oh, that’s all right.Please be careful next time, though.

(A) Sorry to interrupt you.

(B) It’s my fault.

(C) I’m sorry to hear that.

(D) Please excuse me for spilling tea on you.

A.Well, it's ok

B.No, it's all right

C.You are welcome

A. to give

B. to have given

C. to giving

D. to have giving

-- Do you want me to help you?

-- _____

A. What did you say?

B. Repeat it.

C. I'm sorry, but I didn't catch what you said.

D. Please say that again.

A、to keep you waiting

B、to make you waiting

C、to have kept you waiting

D、to have made you waiting