The police recommended parents __________their children under 12 to ride to school for safety. allow
#87362
A
not allow
B
do not allow
C
mustn’t allow
D
couldn’t
推荐题目
Why ____ you keep troubling your mother with such question while he is busy .
#89771
A
can
B
will
C
would
D
must
It’s required that the students______ mobile phones in their school, so seldom ______ them using one.
#86714
A
not use; will you see
B
should not use; you will see
C
don’t use; will you see
D
would not use; you will see
But for their help，we the program in time.
#90489
A
can not finish
B
will not finish
C
had not finished
D
could not have finished
He had dreamed of going there for a long time. But he _______ he would have such an unpleasant experience.
#87804
A
needn’t have expected
B
couldn’t have expected
C
mustn’t have expected
D
shouldn’t have expected
Every solid object ______ reflect a sound，varying according to the size and nature of the object．
#87543
A
must
B
shall
C
will
D
should