内容正文:
过去完成时
(
一
、知识清单
)
过去完成时主要表示在过去某一时刻或动作之前已经完成的动作,即“过去的过去”。常与过去完
成时连用的时间状语有when、before等引导的时间状语从句或by引出的表示时间的介词短语。
1.过去完成时的构成
过去完成时由“had+过去分词”构成。以动词work为例:
肯定式
I/We/You/They/He/She/It had worked.
疑问式
Had I/we/you/they/he/she/it worked?
否定式
I/We/You/They/He/She/It had not worked
或I/We/You/They/He/She/It hadn't worked
或I'd/We'd/You'd/They'd/He'd/She'd/It'd not worked.
否定疑
问式
Had I/we/you/they/he/she/it not worked?或Hadn't
I/we/you/they/he/she/it worked?
2.过去完成时的用法
(1)表示在过去某一时间之前已经发生的动作, 一般有过去的某一时间作参照。
Before l arrived,Jane had left.我到之前简就走了。
When I telephoned her,she had gone out.
我给她打电话时,她已经出去了。
(2)表示在过去某一时刻或动作之前已完成的动作,即“过去的过去”。这个过去的时间常用
by,before等介词短语或一个时间状语从句来表示。
By the end of last week,we had received over 1,000 letters from all over the world.
到上周末为止,我们已经收到了来自世界各地的一千多封信。
She found that she had left her luggage on the bus.
她发现她把自己的行李落在公共汽车上了。
(3)表示“愿望、打算”的动词,如want,hope,mean,think,expect,plan,intend 等的过去完成时
表示过去未曾实现的愿望或意图。
I had thought they would come tomorrow.
我原以为他们明天才来呢。
温馨提示
常与过去完成时连用的时间状语有:
by the end of last week到上周末为止
第1页(共4页)
by that time到那时为止
before that year 那年之前
long since很久以前就,早就
before |arrived在我到达之前
(
二
、题目练习
)
1 The boy _for her in the rain for nearly half an hour before she appeared.
A.waits B.waited C.has waited D.had waited
We over 1500 English words by the end of last month.
A.have learnt B.will learn C.had learnt D.learnt
The girl sitting next to me on the plane was very nervous,for she _before.
A.didn't fly B.hasn't flown C.hadn't flown D.wasn't flying
4 By 8 p.m.that young deliveryman _nearly 150 packages in the city.
A.delivered B.has delivered C.had delivered D.would deliver
Paul failed his driving test because he _enough before.
A.wasn't practising B.doesn't practise C.hadn't practi