Linda was washing the clothes she heard the news.A. whenB. whileC. as soon asD. how

问题补充：

Linda was washing the clothes she heard the news.

A. when

B. while

C. as soon as

D. how

答案：

(答案→)A. when

B. while

C. as soon as

D. how

解析：此题重点时间副词when引导时间状语从句，表示当…时候。