You'd better not ride the bicycle on snowy days; you ______ fall．
#62235
A
must
B
might
C
have to
D
ought to
推荐题目
—There's someone knocking on the door．Who it be?—It must be Mary．She promised to be here at 8：00．
#62257
A
must
B
can
C
shall
D
need
—Dad, must I finish my homework today?—No, you ______. You may do it tomorrow.
#74354
A
needn’t
B
mustn’t
C
don’t
D
won’t
In case you ______ still have anything to offer, please contact our manager while he is available．
#62228
A
shall
B
would
C
should
D
will
--- Mary’s got crazy and has been sent to the mental hospital. Did you tell her boss about that?--- Yes, but I _____ her husband first.
#62825
A
should have told
B
shouldn’t have told
C
must have told
D
needn’t have told
You _____ all those clothes! We have a washing machine to do that sort of thing.
#63601
A
wouldn’t have washed
B
mustn’t have washed
C
needn’t have washed
D
can not have washed