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
Our monitor requested that ________.
#87441
A
all the class studied more carefully the problem
B
the problem was more carefully studied
C
with great care the problem could be studied
D
all the class study the problem more carefully
The order came that the enemies ____ in two hours.
#87827
A
would be defeated
B
should defeat
C
should be defeated
D
must be defeated