题目内容
19.When I entered the hall,Mr.Lin ______ a speech on western music.( )| A. | makes | B. | made | C. | will make | D. | was making |
分析 当我进入大厅时,林先生正在做一个关于西方音乐的演讲.
解答 答案:D
when I entered the hall"当我进入大厅时"是when引导的时间状语从句,它是过去进行时的时间标志之一,表示当我进入大厅那一时刻,林先生正在做一个关于西方音乐的演讲.即表示在过去某一时刻正在进行或发生的动作,故用过去进行时.其结构是:was/were+动词的现在分词,主句的主语是Mr.Lin 为单数,故选D
点评 这个题目关键是分析出when引导的过去时的句子是过去进行时的时间标志之一,结合过去进行时的结构解答
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