It is required that students _____mobile phones at school, so seldom _____them using one.
#87519
A
don’t use; will you see
B
should not use; you will see
C
not use; will you see
D
can’t use; will you see
推荐题目
 They ______ so tired if they ______ for a whole day.        
#87216
A
wouldn’t feel, didn’t walk
B
wouldn’t feel, weren’t walking
C
wouldn’t be feeling, weren’t walking
D
wouldn’t be feeling, hadn’t been walking
Class regulations require _____ is the last to leave the classroom _____ off all the lights.
#90190
A
who; should turn
B
whom; shall turn
C
whomever; turns
D
whoever; turn
I _____ you somewhere before , but your name has escaped me _____ moment . 
#90395
A
must see ; for a moment
B
must have seen ; for a moment
C
must see ; for the moment
D
must have seen ; for the moment