The problem will appear____ a different welfare system will be created.
#67620
A
unless
B
whether
C
until
D
if
推荐题目
. Could ______ be in the restaurant ______ you lost your handbag?
#70202
A
it; which
B
it; that
C
that; that
D
that; where
Evidence has been piled up ________ drinking water after getting up in the morning contributes to one's health.
#67192
A
what
B
which
C
if
D
that
----- It is 30 years since we last met. ------ But I still remember the story, believe it or not, _________ we got lost on a rainy night.
#70190
A
what
B
which
C
where
D
that
The reason he made such kind of mistakes is that he has had no _______ experience of this kind of job.
#69747
A
whether; previous
B
which; before
C
why; previous
D
that; before