题目内容
The place _______ the bridge is supposed to be built should be _______ the cross-river traffic is the heaviest.
A. which; where B. at which; which
C. at which; where D. which; in which
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题目内容
The place _______ the bridge is supposed to be built should be _______ the cross-river traffic is the heaviest.
A. which; where B. at which; which
C. at which; where D. which; in which