His teacher is the only one ______ he can turn when he is in trouble.
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A
in whom
B
to whom
C
for whom
D
from whom
推荐题目
He made three good friends in the university, ______ joined the army after graduation.
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A
one of them
B
one of whom
C
one
D
one of which
(2013·四川，9)Nowadays people are more concerned about the environment________they live.
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A
what
B
which
C
when
D
where
I don’t know the reason _______ you were absent from the meeting, and I am not sure whether someone will tell me the reason _______you haven’t told me.
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A
why; that
B
that; why
C
because; why
D
of which; that
Those _______ suffer from headache will find they get relief from this medicine.
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A
that
B
who
C
which
D
whom
I'm going to spend the winter vacation in Shanghai,_______I have relatives.
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A
which
B
that
C
where
D
when