It is strange that the small boy _________ work out such a difficult exercise, which is even hard to settle for adults.
#87602
A
should
B
might
C
could
D
would
推荐题目
. — I sent him the dictionary by mail this morning . —You ____ that; he''s coming tomorrow afternoon .
#89774
A
needn''t have done
B
didn''t have to
C
needn''t do
D
mustn''t do
You __________ have told him my comment on him. Now, he is very angry with me.
#87637
A
needn’t
B
couldn’t
C
shouldn’t
D
mustn’t
---Where will you start your work after graduation ---at home or abroad? --Mm, it’s not been decided yet．I ______ continue my study for a higher degree．
#87910
A
need
B
must
C
would
D
might
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
Doctors say that exercise is important for health,but it__________be regular exercise .
#88242
A
can
B
will
C
must
D
may