It hit me _________ my mother could be the proper person to persuade Dad to change his mind．
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A
which
B
what
C
that
D
if
推荐题目
It is not always easy for the public to see _______ benefit a new invention can be of to human life.
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whose
B
what
C
which
D
that
He worked late into the night yesterday. That’s ___ he couldn't get up on time this morning
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A
how
B
why
C
what
D
when
The reason __________ he explained is not __________ I expected．
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A
why; that
B
why; what
C
that ;what
D
that; that
Lawrence Craven, a doctor from the USA, is the author of several published reports, one of which introduced the idea in 1953 ________ aspirin could reduce the risk of heart attacks by thinning blood.
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when
B
where
C
that
D
which
Whenever I met her, _________ was fairly often, she greeted me with a sweet smile.
#74515
A
who
B
which
C
when
D
that