I think students _____ to do homework with friends.
#44494
A
should allow
B
should be allowed
C
were allowed
D
must be allowing
推荐题目
--- What should we do on No-smoking Day? --- People aren’t _________ on that day.
#44591
A
allowed smoking
B
allowed to smoke
C
allowing to smoke
D
allow smoking
—When _________ the car _______ ?—Sorry. I don’t know.
#44961
A
does; invent
B
did; invent
C
was; invent
D
was; inventing
