内容正文:
过去完成时
The Past Perfect Tense
过去完成时
过去完成时的构成
助动词 had (用于各种人称和数) + 过去分词
When I got to school, the bell had rung.
2. 过去完成时的用法:
主要是表示在过去某个时间,或是动作之前已经发生或完成的动作.也就是过去的过去.
The Past Perfect Tense
过去完成时
3. 常用的几种方式:
用介词by, before 等构成的时间短语.
用连词when, before, after或者短语by the time
引导的时间状语从句.
We had learnt 20 English songs by the end
of last month.
The plane had taken off when I reached the
airport.
By the time I got up , my brother had left home.
常用动词的过去式和过去分词
play played played
work worked worked
leave left left
say said said
go went gone
be was/were been
take took taken
get got gotten
start started started
break broke broken
speak spoke spoken
drive drove driven
see saw seen
eat