(2012·全国卷Ⅰ)I ________ use a clock to wake me up because at six o'clock each morning the train comes by my house.
#86531
A
couldn't
B
mustn't
C
shouldn't
D
needn't
推荐题目
----When can I come for the photos? I need them tomorrow afternoon. ----They be ready by 12 o’clock.
#87104
A
can
B
should
C
might
D
need
It’s high time that we _____ home and _____ supper now.
#89215
A
go…have
B
went…had
C
go…should have
D
went…to have
Tom suggested that we __________such a meeting, but Jenny insisted that it _________of great importance.
#90006
A
not hold ; should be
B
didn't hold ; be
C
hold ; was
D
not hold ; was
— It’s ten years since I met you last time. I ________ you at all.—I wouldn’t have, either, if someone ________ you by name.
#87417
A
didn’t recognize; didn’t call
B
haven’t recognized; didn’t call
C
can’t recognize; had called
D
didn’t recognize; hadn’t called
As a graducate in computer science, he ___ to work out the problem.
#89044
A
wouldn't have failed
B
can't have failed
C
mustn’t have failed
D
might not have failed