-May we leave the classroom now?-No, you _______. You _______ to leave until the bell rings.
#74240
A
can't; are allowed
B
mustn't; aren't allowed
C
needn't; are allowed
D
needn't; aren't allowed
推荐题目
–Can you swim? --___________, but my brother Tom can. 
#74545
A
Yes, I can.
B
No, I can’t.
C
Yes, I do.
D
No, I don’t.
If you want to keep _______, You _______ do more exercise and eat less.
#77779
A
health; shall
B
healthy; shall
C
health; should
D
healthy; should
What he said at the meeting made Mary rather embarrassed, so he felt that he ______ differently.
#63617
A
might express
B
should express
C
could have expressed
D
must have expressed