—Hello! May I speak to Tom, please?
—Yes, speaking.
—Oh, I______your voice at first.
A. don’t recognize B. didn’t recognize
C. hadn’t recognized D. haven’t recognized
Matt is now getting on very well with his new job and he earns ______ he did last year．
A. twice as much as B. as twice much as
C. twice as many as D. as twice many as
In my opinion, it’s the best use that could be ______ this machine.
A. made into B. made from C. made of D. made with
The fire was finally brought under control, but not______ heavy damage had been caused.
A. before B. after C. since D. until
---Jane walked past me without greeting.
----She _____ you.
A. can’t see B. couldn’t see C. can’t have seen D. mustn’t have seen
Mrs. Black doesn’t believe her son is able to design a digital camera, _____?
A．is he B．does she C．doesn’t she D．does he
