Pollution is a serious problem. Scientists have _____ some good ways to save it.
#54132
A
come up with
B
come on
C
come out
D
come up
推荐题目
The terrible rainstorm hit the small village and ______ .
#54543
A
washed it away
B
washes away it
C
washed it away
D
washes it away
—Could you tell me what time the train leaves Xiangyang for Beijing?—Sorry, I don’t know, either. You can on the Internet.
#58765
A
look for it
B
look at it
C
look it over
D
look it up
My father_________ very busy this week. He _________free next week.
#54995
A
will be ; is
B
is ; is
C
will be ; will be
D
is ; will be