-“Thank you for your help, Tom”.

1. A.
   No thanks
2. B.
   Not at all
3. C.
   Certainly
4. D.
   Excuse me

— Thank you for your help.

— _____________

A.　That's all right　 　　　 B.　No, thanks　　　　 　　 C.　That's right　　　 　　 D. Of course

--- Thank you for your help.                       --- ______.

—Thank you for your help．

—     ．I am so glad that I can share some of your worries．

A. It’s my pleasure     B．Why not                        C．With pleasure              D．Forget it