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师梦圆初中英语教材同步人教版八年级下册Section A Grammar focus 4a—4c下载详情
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No, I haven’t.

I’ve been to the art museum many times.

Me, too. And I’ve also visited the nature museum.

2. 语言技能目标:训练学生总结归纳语法规则的能力。

3. 情感态度价值观目标:读万卷书,不如行万里路。

二、教学重难点

1. 教学重点:理解并正确使用现在完成时态。

2. 教学难点:透彻理解现在完成时态的用法和与一般过去时态的区别。

三、教学过程

Step 1 Greetings and Revision

Greet the class as usual and check the homework.

Ask students to read the sentences of Grammar focus aloud.

Step 2 Learn the Present Perfect Tense

1. 用法

肯定式否定式I/You/We/They have finished the work.

He/She/It has finished the work.I/You/We/They have not finished the

work.

He/She/It has not finished the work.构成:have(助动词) + p.p

has(第三人称单数助动词) + p.p

疑问式回答Have I/you finished the work?

Has he/she finished the work?Yes, you/I have.

No, you/I haven’t.

Yes, he/she has.

No, he/she hasn’t.have not 常缩略为haven’t has not 常缩略为hasn’t

现在完成时的用法

Have you had your lunch yet?

Yes, I have. I have just had it.(现在我不饿了)表示过去发生或已经完成的动作对现在造成的影响或结果。I haven’t seen her these days.

I have known Bob for three years.

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

They have lived here since 1982.

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