I was about to leave my house _____ the telephone rang.I was about to leave my house _____ the telephone rang.A.while B.asC.whenD.andThe key is CWhy not B?說一下while ,as,when這三??詞的用法
热心网友
be about to do sth. when...是固定搭配,"正要做某事时,....发生了"以后看到be about to do sth. 就选when,绝对没错.
热心网友
when强调两个事情同时发生在一个时间点上
热心网友
when有突然发生的意思这里需要这个意思