If you _____ leave early on weekdays, do it quietly. The other classmates are also dying to have an early leave.
#62977
A
can
B
must
C
should
D
may
推荐题目
---Must we donate our pocket money to the poor right now?---No, you _______. You can think it over and do it before Friday.
#76566
A
mustn’t
B
needn’t
C
can’t
D
couldn’t
—Look at the picture on the wall. It ________be David’s.—Yes, his name is on the first page.
#76503
A
can
B
can’t
C
must
D
mustn’t
.--- Where is your father? --- I'm not sure. He_______ in the office.
#75019
A
must be
B
maybe
C
may be
D
perhaps
—The winner is a tall and thin boy with glasses!—Well，it________ be Mike. He doesn’t wear any glasses.
#74888
A
mustn’t
B
might
C
can’t
D
will