题目内容

【题目】I was doing my homework my parents were watching TV last night.

A. while B. as soon as C. because D. When

【答案】A

【解析

试题分析:A. While当....时候:B. as soon as一……就;C. Because因为;D. When当……的时候句意 :昨天晚上当我做作业的时候,我的父母正在看电视。根据语境可知用while引导的时间状语从句,表示两个动作同时发生,故选A

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