Stay awake!You should know that it______
问题:
Stay awake!You should know that it________to sleep in class. [ ]
A. doesn't permit
B. is not permitted
C. will not be permitted
D. was not permitted
Stay awake!You should know that it________to sleep in class. [ ]
A. doesn't permit
B. is not permitted
C. will not be permitted
D. was not permitted