You’ll find it hard to get rid of the drug habit       you have it.
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A
before
B
once
C
until
D
though
推荐题目
In the final exam of last term, our maths teacher Mr.Wu gave us  ________we all couldn’t work out .
#33849
A
such a difficult problem that
B
so a difficult problem as
C
so difficult a problem that
D
as difficult a problem as
Have you noticed the problem ________ he is now in low spirits?________ come?
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A
where;What
B
that;How
C
in which;For
D
what;As