The two companies are competing ___ each other to get into the Chinese market.
#26183
A
to
B
for
C
in
D
against
推荐题目
___ the help of computers , there are no ___ problems.
#26921
A
Under; so
B
Under; many
C
With ;such
D
With ;some
He didn’t do well _____ Chinese. He had some trouble ______ it.
#27461
A
in, in  
B
for, with
C
with, for
D
in, with