---________ we clean the classroom at once? ---No, you________. You ________clean it after school
#76372
A
Must, needn’t, can
B
Need, mustn’t ,may
C
Must, mustn’t, can
D
Shall, can’t , may
推荐题目
If people eat natural plant poisons by mistake, they _______ go to hospital without delay.
#63214
A
would
B
can
C
may
D
must
The new supermarket announced that the first to purchase goods on the opening day_______ get a big prize.
#62220
A
must
B
will
C
shall
D
need
—Why does Mary look so worried today?—I’m not sure, but she _____ a small accident driving here.
#62738
A
must have
B
might have
C
must have had
D
might have had
--My computer ____start, no matter how hard I try.--It might have crashed.
#62215
A
won't
B
shouldn't
C
mustn't
D
wouldn't
My sister met him in the hospital yesterday afternoon, so he _________ your lecture.
#62533
A
couldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
shouldn’t have attended