How ____ money did you spend on it?
A. much
B. many
C. a lot
D. a lot of
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You must work _____ more carefully.
A. much
B. many
C. not lot
There is _____ snow this year.
A. many
B. a lot
C. a lot of
D. lot
My brother was very ill, so I _______ call the doctor in the middle of the night.
A. have to
B. had to
C. can
D. didn't have to
--May I stop my car here?--No, you _____ .
A. can't
B. mustn't
C. needn't
D. don't have to