Don’t throw away the waste paper. It needs           so that it can be reused. 
#49285
A
to destroy
B
destroying
C
to collect
D
collecting
推荐题目
They made the children ________every morning.
#48474
A
exercising
B
to exercise
C
exercised
D
exercise
It’s _________ of Amy to make the birthday card than ________ one.
#49412
A
much clever, to buy
B
cleverer, to buy
C
cleverer, buying
D
most clever, buy
The students should ________ to choose their own clothes. It will be a good way _____ themselves happy. 
#50322
A
allow, to keep
B
allowed, keeping
C
be allow, keeping
D
be allowed, to keep
What’s the best way        a  foreign language ?
#49559
A
learn
B
learning
C
to learn
D
learns