不用短暂性动词的几种情况

摘要

<正> 1.短暂性动词不能和how long连用。如:误:How long has he died?正:How long has he been dead?注:可以和how long ago连用。如:How long ago did he die?2.短暂性动词不用于while引导的状语从句。如:误:While he arrived,she served tea.正:When he arrived,she served tea.3.短暂性动词与for+时间的短语连用时,不用于肯定句。如:误:I joined the army for three years.正:I have been in the army for three years.正:I joined the army three years ago。