--What about the protection? ---Let’s keep the surface ____ dirty by putting a cover over it.
#4689
A
far from
B
free from
C
apart from
D
away from
推荐题目
.An official said the plan had also taken migrant workers into account, ________ medical care would be provided even if they didn’t have a stable job.
#4756
A
for whom
B
for which
C
with whom
D
with which
.The report shows that global climate change__________the drought in Southwest of China but ______ we need to make greater efforts.
#4790
A
accounts for; that
B
due to; whether
C
brings in; what
D
comes up; why
Last week, only two people came to look at the house, _______ wanted to buy it
#4873
A
none of them
B
both of them
C
none of whom
D
neither of whom
Of one thing I am certain _____ hard work contributes to good results.
#59048
A
as
B
what
C
which
D
that
一When did you learn the news that Obama made a trip to Canada as President?一 ____ was on my return．
#4857
A
That
B
It
C
There
D
This