—Must we keep the room_______ all the time? —No, you don’t have to. 
#45320
A
cleaning
B
cleaned
C
to clean
D
clean
推荐题目
Tom’s mother often does _____ exercise .
#45738
A
many
B
much
C
a lot
D
very
Jim is very_____ because he doesn’t like exercise.
#45369
A
health
B
healthy
C
healthily
D
unhealthy.
He was _____________in the ____________movie.
#46155
A
interested, interesting
B
interesting, interested
C
interest, interesting
D
interest, interested