The place ________ the bridge is supposed to be built should be ________ the cross-river traffic is the heaviest.A.which; whereB.at which; whichC.at which; whereD.which; in which

The place ________ the bridge is supposed to be built should be ________ the cross-river traffic is the heaviest.A.which; whereB.at which; whichC.at which; whereD.which; in which
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

The place ________ the bridge is supposed to be built should be ________ the cross-river traffic is the heaviest.A.which; whereB.at which; whichC.at which; whereD.which; in which
答案C
第一个空格需要修饰bridge的定语从句的引导词,显然the bridge is supposed to be built是完整的,因此应该用关系副词where引导,或“介词+which”来引导,place的搭配包括at a / the place；第二个空格引导的是系动词be的表语从句,这是名词性从句的一种,根据从句的意思来选择合适的引导词：“在跨河交通最拥挤的地方”,因此,用where引导.综上所述,答案是C.