I was doing my homework ________ my mother was cooking i Wap版

试题详情及答案解析

I was doing my homework ________ my mother was cooking in the kitchen.

A．when

B．while

C．if

D．until

答案：B

试题分析：句意：当我的妈妈在厨房做饭时，我在做作业。When引导的时间状语从句的谓语动词可以在主句谓语动作之前、之后或同时发生；while引导的时间状语从句的谓语动作必须是和主句谓语动作同时发生。根据主句和从句的时态，可知是同时发生，故选B。
考点：考查连词的用法。