___is certain is ___prevention is more important than treatment .
#73499
A
It;that
B
What;that
C
As;what
D
What;what
推荐题目
Since ______ to the world, the dance “GangnamStyle” has caused a release of a certain feeling.
#68121
A
introduced
B
introducing
C
being introduced
D
to be introduced
Don’t worry about the child. Next to him ________ a lady, _______ he can turn when he is in trouble.
#69589
A
sits; whom
B
sits; to whom
C
is sitting; with whom
D
was sitting; to whom