—Look! The man at the gate ______ be our headmaster. He is always standing there every morning.—No, it ______be him. He is holding a meeting in the office now.
#75570
A
must, can’t
B
must, mustn’t
C
can’t, can’t
D
can’t, mustn’t
推荐题目
—Mr. Smith, why are you always asking me to do the difficult work?—Because you _______ do such a thing and nobody else is fit for it.
#63126
A
would
B
should
C
can
D
may
—Happy birthday!— Thank you! It’s the best present I_________ for.
#63166
A
should have wished
B
could have wished
C
may have wished
D
must have wished
—We want someone to design the new art museum for us.—______ the young fellow have a try?
#63315
A
Shall
B
May
C
Will
D
Need
- Shall I tell Shirley the good news?-No, you________. I’ve told her already.
#77370
A
can’t
B
shouldn’t
C
mustn’t
D
needn’t
You_______ play with the knife. You ______ hurt yourself.
#77296
A
mustn’t; may
B
mustn’t; must
C
shouldn’t; must
D
can’t; should