You __________be tired—you’ve only been working for an hour.
#62234
A
must not
B
won’t
C
can’t    
D
may not
推荐题目
Lucy doesn’t mind _______ the dishes after dinner.
#76077
A
wash
B
to wash
C
washing
D
washed
 It was very kind of you to do the washing-up but you _____ it
#62541
A
needn’t do
B
shouldn’t do
C
mustn’t have done
D
needn’t have done
The weather turned out to be fine yesterday. I ________the trouble to carry my umbrella with me. 
#63252
A
should have taken
B
could have taken
C
mustn't have taken
D
needn't have taken