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

问题补充：

—Do you have anything to say for yourselves?

—Yes，there is one point we must insist on.

A. why

B. where

C. how

D. /

答案：

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。