I will ask him ______when he comes back.　 　　

A. to calling you back　　　　　 B. calling back you　 　　　　

C. to call you back　 　　　　　　 　 D. call you back

B：    1    . Can I take a message?

A：Yes. This is his friend Bob calling. Would you please ask Larry to bring a videotape of popular songs to the evening party tonight?

B：    2   . How on. please. I’ll get a pen to write this down. “Bob called. You should bring a videotape of popular songs to the evening party tonight. ” Is that it?

A：Yes,    3   . You may also tell him to call me back if he has a chance.

B：All right.   4    ?

A：My number is2818875. Now I’ll say again 2-8-1-8-8-7-5.

B：OK. I think he will see the message when he comes back.

A：    5   Good-bye.

B：Good-bye.