I don’t think he did such a thing ,______?
A. do I B. don’t I C. did he D. didn’t he
---- He has never been to Hong Kong before, has he ?
---- . He has been there many times.
A. Yes, he has B. No, he has
C. No, he hasn’t D. Yes, he hasn’t
Putting _______ waste into the rivers will cause _____ problems.
A. too much, too many B. too many ,too much
C. too much ,many too D. too many ,much too
The poor woman lived in a small house .
A. alone , lonely B. lonely , alon
C．alone, alone D．lonely, lonely
I can’t get into my room because I ________my key.
A. lose B. will lose C. have lost D. am losing
All the drivers drive carefully to prevent the traffic accident .
A. happen B. to happen
C. from being happened D. from happening
