—I’m sorry for what I said.

—_______. I can’t remember anyway.

A. Don’t mention it　　　　　　　　　　　　　　　　　　　　　 B. It doesn’t matter

C. I’ve got no idea　　　　　　　　　　　　　　　　　　　　　 D. It’s up to you

 -----I just heard that the tickets for tonight’s show have been sold out. -----Oh no! ______.

　 A. I was looking forward to that 　 B. It doesn’t matter

　 C. I know it already 　           D. It’s not at all interesting

—Thank you very much for your wonderful lecture, Mr Bruce!

　　—________.

A.It doesn't matter                                                         B.Don't mention it        

C.I'm glad you've enjoyed it                                     D.That's very kind of you to say so

—What are you going to do this weekend?

—_______. If time permits, I may go to Shanghai with my friends.

A. Don’t mention it　　 B. It doesn’t matter     C. It depends   D. Forget it

-----I just heard that the tickets for tonight’s show have been sold out. -----Oh no! ______.

　 A. I was looking forward to that 　 B. It doesn’t matter

　 C. I know it already 　 D. It’s not at all interesting