Among the 15-year-old children, some        studying in university while others are still learning to read and write.
#87787
A
should have been
B
would have been
C
can be
D
must be
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----If this had happened to you, what would you have done? ----Me? I ________ the alarm.
#87034
A
would turn on
B
would have turned on
C
had turned on
D
must have turned on
The manager of the hotel requests that their guests ______ after 12:00 p.m.
#86964
A
not to play loud music
B
not play loud music
C
don’t play loud music
D
couldn’t play loud music
We suggest that more measures _________ to solve the problem of overpopulation.
#87290
A
will be taken
B
be taken
C
can be taken
D
must be taken