---- Thank you for your help.

---- ________.

A. Don’t mention it      B. Never mind     C. It doesn’t matter     D. That’s all right

—Thank you for your help. 

— ___________.

A. That is right     B. That is all right    C. Help yourself     D. With pleasure

—Thank you for your help, Mr. Smith. I’ll hand in my paper tomorrow.

—______. You may send it to my mailbox 3 days later.

A. No hurry     B. With pleasure

C. Come on                 D. Nothing serious

--Thank you for your help.

-- _________.

A. With pleasure.                  B. No thanks.

C. It’s my pleasure.                D. I didn’t help you much.

Thank you for your help and I hope I can do something for you_____.

A. in return      B. in turn   C. in reply   D. by turns