—Why didn’t you remind him of the possible danger?
—But what ______ otherwise? He never listens to me.
| A．could I do | B．could I have done | C．should I do | D．must I have done |
The prize will go to the writer _____ story shows the most imagination.
| A．which | B．whose | C．that | D．what |
While ____ in tea with that dealer, Mr. Smith had himself ____.
| A．trading; ripped off | B．buying; ripping off |
| C．selling; ripped off | D．purchasing; rip off |
——Are you going to take part in the speech contest?
——____________. It’s too good an opportunity to miss.
| A．No problem. | B．That’s for sure. | C．No way. | D．It’s a deal. |
_____ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
| A．If | B．While | C．Because | D．As |
The number of foreign students attending Chinese universities _____ rising steadily since 1997.
| A．is | B．are | C．has been | D．have been |