You _____ practise the drums while the baby is sleeping. 
#89558
A
needn’t
B
mightn’t
C
mustn’t
D
won’t
推荐题目
 The doctor recommended that you ________ swim after eating a large meal.
#86547
A
wouldn't
B
couldn't
C
needn't
D
shouldn't
____the fog, we should have reached our school. 
#89952
A
Because of
B
In spite of
C
In case of
D
But for
As it turned out to be a small house party, we        so formally.
#86499
A
needn’t dress up
B
did not need have dressed up
C
did not need to dress up
D
needn’t have dressed up
If you listen to me, you ____have some candies, Tommy.
#90147
A
are able to
B
shall
C
must
D
need