(2013·高考安徽卷)It ________ be the vocabulary that caused you the problem in the exercise because you know a lot of words.
#62467
A
may
B
couldn’t
C
should
D
needn’t
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Whale beachings（搁浅）_______ be caused by factors such as illness, or disorientation（迷失方向）caused by extra noise in the oceans, ______ shipping or oil and gas drilling.
#62978
A
might; from
B
will; by
C
should; in
D
shall; on
— Listen! Jane is singing in the next room.— It be her. She has gone to New York.
#74296
A
can’t
B
must
C
shouldn’t
D
can
—________I complete so much my homework now?— No, you ________.You can do it after supper.
#74934
A
May; ought not to
B
Should; can’t
C
Can; mustn’t
D
Must; needn’t
---Can you drive a car? --- No, I ________. I’m not old enough to get a license.
#76412
A
needn’t
B
may not
C
can’t
D
mustn’t