《Have you read Treasure Island yet?》PPT课件2

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《Have you read Treasure Island yet?》PPT课件2

Revision

Read the following sentences we have seen.

Have you read Little Women yet? 

Yes, I have./ No, I haven't. 

Has Tina read Treasure Island yet? 

Yes, she has. She thinks it’s fantastic.

Have you decided which book to write about yet?

Yes, I have. I’ve already finished reading it. It was really good.

... ... ...

现在完成时

用法

1. 表示过去发生或已经完成的某一动作对现在造成的影响或结果。

e.g. –Have you had your lunch yet?

–Yes, I have. I’ve just had it. (现在我不饿了。)

2. 表示动作或状态从过去某一时刻开始,一直延续到现在,而且可能还要继续下去。

e.g. I haven’t seen her these days. 

I’ve known Bob for three years.

I’ve been at this school for over two years. 

时间状语

already, yet, just, ever, never, before

构成

现在完成时是由“助动词have / has+ 动词的过去分词”构成的,规则动词的过去分词构成与过去式相同,不规则动词的过去分词则需逐个记忆。 

... ... ...

一、过去式和过去分词的变化相同

规则变化:

1. 一般在动词词尾直接加ed。如:

pick → picked → picked; wish → wished → wished; stay → stayed → stayed

2. 以不发音的e结尾的动词后面加d。如:like → liked → liked; hope → hoped → hoped; phone → phoned → phoned

3. 以“辅音字母 + y”结尾的动词,变y为i,再加-ed。如:

study → studied → studied; hurry → hurried → hurried; reply → replied → replied

4. 词尾只有一个辅音字母的重读闭音节动词,要双写辅音字母,再加-ed。如:stop → stopped → stopped; clap → clapped → clapped

... ... ...

句式

1. 肯定句:主语 + have / has + 过去分词 (+ 其他)

2. 否定句:主语 + have / has + not + 过去分词(+ 其他)

3. 一般疑问句:have/ has + 主语 + 过去分词(+ 其他)

4. 特殊疑问句:

1) 特殊疑问词 (不是句子主语) + have / has + 主语+过去分词 (+ 其他)

2) 特殊疑问词(是句子主语)+have / has+ 过去分词(+ 其他)

... ... ...

活学活用

1. Write the forms of the past tense and past participle:

drink ______ ______  

see     ______ ______      

find   ______ ______    

leave ______ ______ 

tell    ______ ______

Groupwork 

4c Complete the chart with information about you and your friend.

A: What books have you already read?

B: I have already read Tom Sawyer and Harry Potter.

A: What do you think of them?

B: Well, I think Harry Potter was exciting, but Tom Sawyer was a bit boring.

... ... ...

Homework

Retell what you did yesterday and what you have done now.

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