A survey has shown that 40% of those killed in traffic accidents _____ if they had been wearing seat belts.
#62781
A
should have been saved
B
must have been saved
C
need have been saved
D
could have been saved
推荐题目
---- Can I watch TV now? ---- No, you ________. You _______ do your homework first.
#76429
A
can’t; can’t
B
can’t; must
C
mustn’t; can’t
D
needn’t; must
(2013·江西九江二模)If you won't do as I tell you, you ________ get the chance to be promoted because the competition is just too fierce.
#62419
A
couldn't
B
mustn't
C
shouldn't
D
shan't
—The speaker is a tall man with glasses.—Then it be Mr. Smith, who is short and thin.
#62797
A
can’t
B
wouldn’t
C
won’t
D
mustn’t
Rose, you leave your school things on the floor like this. Keep your room clean and tidy.
#75698
A
may not
B
mustn’t
C
needn’t
D
wouldn’t