Nowadays people are more concerned about the environment _______ they live.
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A
what
B
which
C
when
D
where
推荐题目
I was given three books on sewing, the first ______ I really enjoyed.
#77769
A
that
B
which
C
of which
D
of that
The factory produces two million pairs of shoes every year, half _______ are sold abroad.
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A
of which
B
which of
C
of them
D
of that
Cheer up! Everyone may have periods in their lives everything seems tough．
#78039
A
which
B
where
C
when
D
that
My sister’s dream is to have her own shop ____ she can make her favourite cakes.
#76787
A
when
B
in which
C
by which
D
which