--- May I go now? --- No. You ______________ let the teacher know first.”
#76273
A
need
B
must
C
can
D
may
推荐题目
–Do you think we are going the right way to the Forbidden City? —Sorry, I’m not sure．But it _______ be．
#63668
A
might
B
will
C
must
D
can
I _____ have watched that movie --- it’ll give me horrible dreams.
#63539
A
couldn’t
B
needn’t
C
shouldn’t
D
mustn’t
—Mary broke up with me!—You_ _have forgotten about the Valentine's Day．
#63101
A
shouldn't
B
couldn't
C
needn't
D
mustn't
Alex changed his mind at the last minute，otherwise we ________ an agreement.
#62310
A
should have reached
B
could have reached
C
can reach
D
should reach