Question

——I’d like to book a flight to Shanghai, please.
——____________.

A．No, of course not	B．Do you mind if I said no?
C．Yes, sir, single or return?	D．You can’t. We are busy

Answer 1

C

本题考查交际用语。根据句意：——我想订一张到上海航班的机票。——好的，先生，单程还是双程？其它句意与题目不相符合。