---Listen! Someone is knocking at the door. Who _____it be?---It _____be Tom. He phoned to visit me this evening.
#76797
A
may; may
B
may; shouldn’t
C
must; can
D
can; may
推荐题目
(2013·高考天津卷)No one ________be more generous; he has a heart of gold.
#62472
A
could
B
must
C
dare
D
need
—Mary broke up with me! —You____ have forgotten about the Valentine's Day．
#63262
A
shouldn't
B
couldn't
C
needn't
D
mustn't
--- May I go now? --- No. You ______________ let the teacher know first.”
#76273
A
need
B
must
C
can
D
may
—Teenagers _______ allowed to drive a car. — That’s true. It’s too dangerous for them to drive a car.
#74972
A
should be not
B
should not be
C
should be
D
should not