Now their talks have reached a key stage_______

试题详情及答案解析

Now their talks have reached a key stage________one side must give in to the other.

A．which

B．that

C．where

D．how

答案：C

试题分析：句意：现在他们的谈话已经进入白热化阶段了。所以双方必须有一方要让步。本题考查的是定语从句的关系词。本从句中缺少状语，而且先行词是stage，关系词常常用where所以答案是C。
考点：考查定语从句。