问题描述：
23.The place _______ the bridge is supposed ...
23.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
翻译并解释为何选C
23.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
翻译并解释为何选C
问题解答：
我来补答展开全文阅读