英语：过去完成时态.(课堂PPT)
合集下载
相关主题
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
4.我们到电影院晚了,电影已经开始十分 钟了。
We reached the cinema late. The
film had already been on for ten
minutes.
9
过去分词的构成：
过去完成时的构成：由助动词 had + 动词的过去分词（V.pp)
1. 规则动词的变化 (regular verbs )： a) 一般情况下在动词后面加 ed
肯定答语： Yes, 主语+had 否定答语： No， 主语+hadn’t
13
构成：had＋过去分词
1：I had learnt 5000 English words by the end of last week. 2：I hadn’t learnt 5000 English words by the end of last week.
11
2、 由said, told, knew, heard, thought 等引导的宾语从 句中。 Eg. He told me that he had heard of it.
I thought my homework had been fininshed. But I didn’t.
3、 从过去开始， 一直持续到过去的另一时间 的动作、状态。常用since，for.
Had the thief run away before the police arrived ?
Who had run away before the police arrived ?
3：Had you learnt 5000 English
words by the end of last week ? 4：How many English word had you learnt by the end of last week ?
14
1. The thief had run away before the police arrived. The thief hadn’t run away before the police arrived.
Eg. 1)By the time she came to the bus stop, the bus had already gone.
2) We had finished the task before last midnight
3) When I arrived at the post office, I found that I had left the letter at home 4) After I had finished my homework, I went to bed.
Revision:一般过去式的用法
1）一般过去时表示过去某个时间发生的动作或 状态，常和表示过去的时间连用，yesterday, last night, in 1990, two days ago，just now,at that time等。
2）也表示过去经常或反复发生的动作，常和 often, always等表示频度的时间状语连用。
Eg. She said that she had learned English for years since he came to our school
注意：瞬间动词不能和一段时间状语，及since, for 引导的从句和短语连用。
12
构成：had＋过去分词
肯定式：主语+had+p.p.+…. 否定式： 主语+hadn’t+p.p.+…. 疑问式： Had+主语+p.p.+…?
构成：主语+谓语（动词的一般过去式）+其
他
1
• ( )1． ＿＿＿＿＿＿your father at work the day＿＿＿＿＿ yesterday(前天）﹖
• A． Was; before • B． Is; before • C． Was; after
D． Is; after
2
源自文库
• ( )2． The twins＿＿＿＿＿＿in Dalian last year．
d) 以重读闭音节结尾的，前面有单个元音字 母时，双写辅音字母，再加 ed stop ---- stopped drop ------- dropped admit - admitted
beg-begged drop; prefer; plan;
10
常用的时间状语等标志词：
1、by, before, when, by the time等构成的短语 或引导的从句。
work ------ worked play -------- played b) 以 e 结尾的动词直接加 d
use ------ used
refuse ------ refused
c) 以辅音字母加 y 结尾的动词，把 y 改 i 再加
ed
study ----- studied carry ----- carried
• They＿＿＿＿＿＿here now． • A． are; were • B． were; are • C． was; are • D． were; was
3
过去完成时态
Past perfect Tense
4
教学重、难点：
1.过去完成时的的巩固及运用。 2.2. 过去分词的构成。 3.3.与现在完成时的区别
5
定义：
过去完成时可以表示过去某一时刻 或某一动作之前完成的动作或呈现 的状态。也就是说发生在“过去的 过去”。
构成：had＋过去分词
6
6:00
7:00
现在
By the time I got up, my sister had already washed all the clothes.
7
1.我到家时她已经睡了。 By the time I got home, she had
already gone to bed. 2.到昨天晚上时消息已传遍全球。
By yesterday evening the news had spread through the world.
8
3.他走以后我找到了那封信。
I found the letter after he had gone
away.
We reached the cinema late. The
film had already been on for ten
minutes.
9
过去分词的构成：
过去完成时的构成：由助动词 had + 动词的过去分词（V.pp)
1. 规则动词的变化 (regular verbs )： a) 一般情况下在动词后面加 ed
肯定答语： Yes, 主语+had 否定答语： No， 主语+hadn’t
13
构成：had＋过去分词
1：I had learnt 5000 English words by the end of last week. 2：I hadn’t learnt 5000 English words by the end of last week.
11
2、 由said, told, knew, heard, thought 等引导的宾语从 句中。 Eg. He told me that he had heard of it.
I thought my homework had been fininshed. But I didn’t.
3、 从过去开始， 一直持续到过去的另一时间 的动作、状态。常用since，for.
Had the thief run away before the police arrived ?
Who had run away before the police arrived ?
3：Had you learnt 5000 English
words by the end of last week ? 4：How many English word had you learnt by the end of last week ?
14
1. The thief had run away before the police arrived. The thief hadn’t run away before the police arrived.
Eg. 1)By the time she came to the bus stop, the bus had already gone.
2) We had finished the task before last midnight
3) When I arrived at the post office, I found that I had left the letter at home 4) After I had finished my homework, I went to bed.
Revision:一般过去式的用法
1）一般过去时表示过去某个时间发生的动作或 状态，常和表示过去的时间连用，yesterday, last night, in 1990, two days ago，just now,at that time等。
2）也表示过去经常或反复发生的动作，常和 often, always等表示频度的时间状语连用。
Eg. She said that she had learned English for years since he came to our school
注意：瞬间动词不能和一段时间状语，及since, for 引导的从句和短语连用。
12
构成：had＋过去分词
肯定式：主语+had+p.p.+…. 否定式： 主语+hadn’t+p.p.+…. 疑问式： Had+主语+p.p.+…?
构成：主语+谓语（动词的一般过去式）+其
他
1
• ( )1． ＿＿＿＿＿＿your father at work the day＿＿＿＿＿ yesterday(前天）﹖
• A． Was; before • B． Is; before • C． Was; after
D． Is; after
2
源自文库
• ( )2． The twins＿＿＿＿＿＿in Dalian last year．
d) 以重读闭音节结尾的，前面有单个元音字 母时，双写辅音字母，再加 ed stop ---- stopped drop ------- dropped admit - admitted
beg-begged drop; prefer; plan;
10
常用的时间状语等标志词：
1、by, before, when, by the time等构成的短语 或引导的从句。
work ------ worked play -------- played b) 以 e 结尾的动词直接加 d
use ------ used
refuse ------ refused
c) 以辅音字母加 y 结尾的动词，把 y 改 i 再加
ed
study ----- studied carry ----- carried
• They＿＿＿＿＿＿here now． • A． are; were • B． were; are • C． was; are • D． were; was
3
过去完成时态
Past perfect Tense
4
教学重、难点：
1.过去完成时的的巩固及运用。 2.2. 过去分词的构成。 3.3.与现在完成时的区别
5
定义：
过去完成时可以表示过去某一时刻 或某一动作之前完成的动作或呈现 的状态。也就是说发生在“过去的 过去”。
构成：had＋过去分词
6
6:00
7:00
现在
By the time I got up, my sister had already washed all the clothes.
7
1.我到家时她已经睡了。 By the time I got home, she had
already gone to bed. 2.到昨天晚上时消息已传遍全球。
By yesterday evening the news had spread through the world.
8
3.他走以后我找到了那封信。
I found the letter after he had gone
away.