915.The place ____ the bridge is supposed to 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
916.If a shop has chairs _______ women can park their men,women will spend more time in the shop.
A.that
B.which
C.when
D.where
915.答案是C;第一空at which=where在定语从句中作地点状语，第二空where引导表语从句。
916.答案是D;先行词chairs，在其后的定语从句中作地点状语，相当于on which。
