—Do you have anything to say for yourselves?—Yes，there is one point we must insist on.A. w

网友回答

A. why
B. where
C. how
(答案→)D. /
解析：
先行词one point在从句中作insist on的宾语，所以可以用which/that/不填，故D项正确。why在句中作原因状语；where作地点状语；how不能引导定语从句。