.Your son has kept _________ for two hours. You’d better ask him to have a rest.
#51260
A
study
B
studied
C
to study
D
studying
推荐题目
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
At present, more and more people prefer _________ in the countryside because there is _____ pollution in the city.
#50628
A
living, more
B
to live, less
C
living, less
D
to live, more
That is the only way we can imagine ______ the waste of water in students’ bathroom.
#48567
A
stop
B
stopped
C
stopping
D
to stop
