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九年级第十单元第一课时过去完成时课件Section A 1

发布时间:2013-11-29 09:26:07  

新目标 九年级 Unit 10

Unit 10
By the time I got outside, the bus had

already left.

Section A Period 1

Grammar
The past perfect tense

Revision
? Let’s revise the different forms of verbs. ? 1. the original form of the verbs. ? 2. the past tense of the verbs. ? 3. the past participle of the verbs.

Reading

Irregular verbs
? ? ? ? ? ? Verbs cut hurt let put read past tense cut hurt let put read

( AAA )
past participle cut hurt let put lead

Irregular verbs
? ? ? ? Verbs come run become past tense came ran became

( ABA )
past participle come run became

Irregular verbs ( ABB )
Verbs build do/does feel keep sweep have/has leave say sell sleep win meet past tense built did felt kept swept had left said sold slept won met past participle built done felt kept swept had left said sold slept won met

Irregular verbs
? ? ? ? ? ? ? ? ? ? ? ? ? Verbs do begin drink sing swim draw know fly see speak take write past tense did began drank sang swam drew knew flew saw spoke took wrote

( ABC )

past participle done begun drunk sung swum drawn known flown seen spoken taken written

1. Past perfect Tense 过去完成时 构成:had+ V.+ P.P

2. 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”。

? A.过去完成时的时间状语before, by, until , when, after, once, as soon as。 ? a. 在told, said, knew, heard, thought等动 词后的宾语从句。

5:30 5:35 got up

6:15

brushed my teeth

had breakfast

6:50
went to work

5:38 washed my face
When I brushed my teeth,

By the time I brushed my teeth,

I had gotten up.

I had gotten up.

5:30 5:35 got up 5:38

6:15

had breakfast

6:50
went to work

brushed my teeth

washed my face

When I washed my face,

I had brushed my teeth.
By the time I washed my face,

I had brushed my teeth.

5:30 5:35 got up 5:38

brushed my teeth

6:15 6:50 had breakfast
went to work

washed my face

When I had breakfast,

By the time I had breakfast,

I had …

5:30 5:35 got up 5:38

6:15

had breakfast

6:50
went to work

brushed my teeth

washed my face

When I +过去时….,

By the time I +过去时…., …,

I +过去完成时(had +done)…

learn English

13 years old

15 years old

现在

By the time I was 15, = When I was 15
I had already learned English for 2 years.

10 years old

13 years old

现在

By the time she was …, = When she was …
she had already started playing the piano.

Writing

? He said that he had learned some English before.

?他说之前他就已经学过些英语。

? By the time he was twelve, Edison had begun to make a living by himself.

?爱迪生在他十二岁以前就开始自己谋生。

The teacher was surprised that most of students had left when he arrived at school.

老师很惊讶,当他抵达学校时绝大多数的学生已经离开。

The differences between Present Perfec

t tense and Past Perfect tense. (1) She has taught English for 6 years. (2) “Where is Susan” “She has gone to America”. 表示过去某时发 生的动作,这动 作可能刚刚停止, 也可能还在进行。

(1) She said she had 表示过去某 taught English for 时之前发生 6 years. 的动作。 (2) By the time I got to London, she had gone to America.

现在完成时: 主语 + have / has done 过去完成时: 主语 + had done

? It’s your turn to do some exercise with the past perfect tense.

用括号中所给动词的适当形式填空。 1. Father told me that he __________ (write) had written a new book. 2. Mother had had(have) breakfast before ______ seven o’clock that morning. 3. By the end of last week, we had learned _________ (learn) 50 English songs. 4. The teacher said he ___ never _____ made had (make) such a foolish mistake before.

had taught 5. Mr Smith __________ (teach) Japanese at this school since 1999. 6. Li Hong had searched (search) the ___________

Internet for two hours before she
found what she wanted.

Translation
1.我到家时她已经睡了。 By the time I got home, she had already gone to bed. 2.到周三时结果已经出来了。 By Wednesday the result had worked out.

3. 他走以后我找到了那封信。 I found the letter after he had gone away.

4. 我们到电影院晚了,电影已经开始了。 We reached the cinema late. The film had already begun.

5. 我们发现有人把我们的窗户打破了。 We found that somebody had broken our window.

6. 不久我意识到自己犯了一个严重的
错误。 I soon realized that I had made a

serious mistake.

7. 我没有去,因为我已看过这部电影。 I didn’t go because I had already seen the film.

Learn to use past perfect tense . Preview ( 预习 )the new part finish the task.


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