Nancy was always speaking highly of her role in the play，____，of course，made the others unhappy.
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A
who
B
which
C
this
D
what
推荐题目
An ecosystem consists of the living and nonliving things in an area ________ interact with one another.
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A
that
B
where
C
who
D
what
Encouraged by my science teacher, I set about my studies on developing my product, _____I hope I will succeed in applying for a patent（专利）.
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A
with whom
B
to whom
C
through which
D
for which
Whenever I met her，________ was fairly often，she greeted me with a sweet smile.
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A
who
B
which
C
when
D
that
If the way _____ you think of is not good enough, you can learn the way ______the top students deal with their study.
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A
in which; /
B
which; which
C
that; which
D
/; /