---How amazing it is that astronauts are exploring outer space!----- It’s a challenge, I guess, man against nature.
#28992
A
of
B
for
C
by
D
about
推荐题目
I have offered to paint the house ____ a week’s accommodation.
#27337
A
in exchange for
B
with regard to
C
by means of
D
in place of
High-speed trains which travel through my home town ______ up to 250 km per hour make it a small world.
#26938
A
with
B
against
C
at
D
over
As time went by , the theory he had stuck ______ correct .
#27610
A
to prove
B
to proving
C
to proved
D
to be proved
The better use you can make __________ time, the greater contributions you will make _________ society.
#27448
A
in； to
B
of； to
C
on； for
D
up； for