The discussion will go on until all the members reach the point they all agree on that issue.
A. which
B. where
C. that
D. when
网友回答
A. which
(答案→)B. where
C. that
D. when
解析：考查定语从句：先行词是the point“地步”，定语从句中不缺主宾表，缺少地点状语，句意：讨论会持续到所有的成员达到这个地步他们都同意这个问题。选B。