---Do you know where David is? I couldn’t find him anywhere.
---Well. He ______ have gone far----his coat’s still here.
| A．shouldn’t | B．mustn’t | C．can’t | D．wouldn’t |
--Do you mind if I smoke here?
--____________.
A. Sure. Go ahead B. No. Go ahead C. Yes. Please
I hope there are enough glasses for each guest to have___________.
| A．one | B．不填 | C．them | D．to |
Nobody believes him ____________ what he said.
| A．even enough | B．in spite of | C．no matter | D．contrary to |
It’s clear__________ that a hard working student has___________ a great
interest in science.
| A．不填; discovered | B．不填; developed |
| C．that; invented | D．that; developed |
Mr. White, who___________ moved to the south of France, still lives in
London.
| A．think to have | B．think had |
| C．though have | D．thought had |