--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
The _____, I think, he drew from his simple experiment is not scientific.
#59046
A
conclusion
B
charge
C
promise
D
relation
______ students up to 2, 000 , the school has built another laboratory．
#4643
A
As
B
For
C
with
D
Since
I’d appreciate ____ if you would like to teach me how to use the computer.
#4870
A
that
B
it
C
this
D
you
.I dislike__________when I am left alone to start a conversation with a stranger.
#4779
A
that
B
this
C
it
D
one