Let’s clean the classroom, _______? 
#89877
A
won’t you
B
shall we
C
do we
D
will not you
推荐题目
Most people advise that students’ heavy burden __________.
#87299
A
reduce
B
be reduced
C
to be reduced
D
reduced
I _____ have written to him because he phoned me shortly afterwards.
#90086
A
ought to
B
must
C
couldn’t
D
needn’t
Had your father seen the doctor earlier, he ____.
#89061
A
would have died
B
would not have died
C
would not die
D
has not died
 Their answers are exactly the same — one of them ______ from the other.
#88171
A
must copy
B
must have copied
C
should copy
D
should have copied
They urged that the library_______ open during the vacation.
#87341
A
must be kept
B
is kept
C
would be kept
D
be kept