I often think of the years I worked with the foreigners, has had a great effect

I often think of the years ____ I worked with the foreigners, ____ has had a great effect on my later life.

  A. that; which     B. when; which       C. which; that     D. when; who

试题答案

B                      

解析:

根据句意,第一空需填关系副词when; 第二空which引导非限制性定语从句,指代主句的整个情况。