《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.
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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。
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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
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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)
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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.
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Homework
Retell what you did yesterday and what you have done now.
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