--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
When his dad died, he felt his world had turned upside – down.
#4538
A
in case
B
as if
C
so that
D
even though
Mr. Smith owns _____collection of coins than anyone else I have ever met.
#4925
A
larger
B
a larger
C
the larger
D
a large
Mandy, ___ university student from Canada, teaches us ___ history of western art.
#4652
A
an; the
B
a; the
C
the; /
D
the; a
The dam will generate electricity _____ about 40 million tons of coal without causing so much air pollution.
#4674
A
equal
B
be equal
C
equal to
D
be equal to