The American economy is still in trouble，________ the Chinese economy is beginning to pick up.
#32644
A
when
B
however
C
while
D
therefore
推荐题目
7．Peter was so excited he received an invitation from his friend to visit Chongqing.
#80665
A
where
B
that
C
why
D
when
—Can you work out the problem? —I can’t ______your explain how to do it.
#32743
A
but for
B
except
C
apart from
D
unless
(2013·厦门第一次质量检查)You had better book rooms at the hotel in advance ________ you should find no room on your arrival.
#30427
A
so that
B
even if
C
in case
D
now that