—Thank you for helping me order the food.

—_________.

 ----Thank you for helping me carry such a big box upstairs.

   ----　　　　　　　.

  A. After all, I am younger than you.    B. It’s my pleasure.

  C. With pleasure.                   D. It’s not worthy to mention.

Thank you for helping me. I       the final exam without your timely help.

    A. have failed     B. will fail     C. would have failed     D. must have failed

Thank you for helping me. I       the final exam without your timely help.

1. A.
   have failed
2. B.
   will fail
3. C.
   would have failed
4. D.
   must have failed

Thank you for helping me out, John．I really ________ it．

1. A.
   thank
2. B.
   appreciate
3. C.
   celebrate
4. D.
   congratulate