(2013·高考新课标全国卷Ⅱ)Since nobody gave him any help，he________have done the research on his own.
#62474
A
can
B
must
C
would
D
need
推荐题目
You be hungry after the long walk．Help yourself to some cakes．
#76341
A
can’t
B
shouldn’t
C
need
D
must
---There is somebody knocking at the door. Who________ it be?---I’m not sure. It ________ be a postman.
#75825
A
may; must
B
will; can
C
can; may
D
may; will
—Fined ￥100! You know you were driving 100 KM an hour, don't you? —No, officer. I _____．This car doesn't do 80．
#62625
A
shouldn't have been
B
mustn't have been
C
can't have been
D
mightn't have been
---Mum, could I go shopping with you? --- Yes,________ . But you have to finish your homework first.
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A
you can
B
you could
C
you can’t
D
you couldn’t
--- I heard they went skating in the mountains last winter. --- It ______ true because there was little snow there.
#63329
A
may not be
B
won’t be
C
couldn’t be
D
will be