— _______ we clean the classroom at once? — No, you _______. You _______ clean it after school.
#78132
A
Must; needn’t; may
B
Must; mustn’t; can.
C
Shall; can’t; must
D
Need; mustn’t; may
推荐题目
According to the rules and regulations, all payments _____ be made in cash in the shopping center.
#63190
A
shall
B
can
C
must
D
should
English is a language that many people around the world _______not speak perfectly but _________at least understand．
#76602
A
may，can
B
would，might
C
can，must
D
should，can
(2013·皖南八校一模)I felt surprised that anyone of his intelligence ________ such an easy test.
#62427
A
might have failed
B
could have failed
C
should have failed
D
must have failed
—Will you read me a story, Mummy?—OK. You ________ have one if you go to bed as soon as possible.
#62592
A
might
B
shall
C
must
D
could
Unluckily, we missed the train. we early.
#62750
A
must have set out
B
had set out
C
should have set out
D
set out