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教案(讲义):初一英语:一般现在时 (讲解和练习题)

时间:2025-04-22   来源:未知    
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教案(讲义):初一英语:一般现在时 (讲解和练习题)

动词和时态

一般现在时

一、导入

二、(1)专题讲解

☆专题1:动词和时态概述

实义动词( 表示行为,动作的词,可以单独做谓语。)

连系动词( be动词:am , is , are )

动词主要分类 情态动词( can , may ,must ,need )

助 动 词( do , does )

时态定义:不同时间发生的动作或情况要用不同的形式表示,称为时态。主要表现在谓语动词的变化上。

一般现在时

一般过去时

重要时态 一般将来时

现在进行时

过去进行时

现在完成进行时

☆专题2: 一般现在时

一般现在时

1. 定义:

2. 时间状语: always , usually , often , sometimes , every week (day, year, month…) ,

on Sundays 等

3. 一般现在时的结构及句型变化

教案(讲义):初一英语:一般现在时 (讲解和练习题)

结构:一般现在时的结构主要有三种形式:

1.结构一(谓语动词为

肯定句:主语+be(am ,is ,are)+其它.

否定句:主语+be+not+其它.

一般疑问句:Be+主语+其它?

e.g. He is a worker. e.g. They are in the classroom.

They aren’t in the classroom.

Are they in the classroom?

Yes, he is. / No, he is not. Yes, they are. / No, they aren’t.

课堂练习:1.I am very happy today.(变否定句)

_______________________________________________

2.Tom is in the classroom.(变一般疑问句,并作否定回答)

_______________________________________________

2.

(注意:情态动词 can , may , must ,need 等等。)

肯定句:主语+情态动词+动词原形+其它.

否定句:主语+情态动词+not+动词原形+其它.

一般疑问句:情态动词+主语+动词原形+其它?

E.g. She can swim now. E.g. We can play football.

She can not swim now. We can not play football.

Can she swim now? Can you play footbal?

Yes, she can. / No, she can not. Yes, we can. / No, we can not.

课堂练习:1.Lucy and Lily may go to Shanghai.(变一般疑问句)

_______________________________________________

教案(讲义):初一英语:一般现在时 (讲解和练习题)

2.-Can you speak Japanese?

-No, I____.

A. mustn't B. can't C. needn't D. may not 结构三(谓语动词为实义动词时)

(1).情况一

肯定句:主语(非第三人称单数)+动词原形+其它.

否定句:主语(非第三人称单数)+ don’t +动词原形+其它.

一般疑问句:Do+主语(非第三人称单数)+动词原形+其它?

E.g. They play basketball after school.

They do not play basketball after school.

Do they play basketball after school?

Yes, they do./No, they do not.

E.g. I watch TV on Sundays.

I don’t watch TV on Sundays.

Do you watch TV on Sundays?

Yes, I do. / No, I do not.

课堂练习:1. I study every day. (改为一般疑问句,并作定回答)

_____________________________________________

2.They have many books. (改为否定句)

_____________________________________________

情况二

肯定句:主语(第三人称单数)+动词单三形式+其它.

否定句:主语(第三人称单数)+ doesn’t +动词原形+其它.

一般疑问句:Does+主语(第三人称单数)+动词原形+其它?

教案(讲义):初一英语:一般现在时 (讲解和练习题)

E.g.He goes to school at 7:00.

He does not go to school at 7:00.

Does he go to school at 7:00?

Yes, he does ./No, he does not.

E.g. The monkey eats a banana.

The monkey doesn’t eat a banana.

Does the monkey eat a banana?

Yes, it does ./ No, it does not.

课堂练习:

一、1. Does Peter like to watch TV? __________.

A. Yes, he like B. No, he doesn’t

C. Yes, he’d like D. No, he likes

2. She doesn’t __________ her homework in the afternoon.

A. doing B. to do

C. does D. do 二、用动词的正确形式填空

1. The teacher is busy. He __________ (sleep) six hours a day.

2. __________ your brother __________ (know) Japanese ?

三、按要求作答

1.My father comes back from work very late. (变为否定句)

_________________________________________

2.David has a new bag. (改为一般疑问句)

_________________________________________

注:1.谓语动词为实义动词时,变否定句和一般疑问句需要找助动词do或does来帮忙,只有

主语为单三形式时找does 。

2.前面出现了助动词,后面的动词一律用原形。

3.变一般疑问句时,一问一答的关系当中,第一人称和第二人称要相互交换。

4.一般疑问句回答时,“用什么问就用什么答”。

5.动词的第三人称单数形式(简称“单三形式” )

变化规则:

教案(讲义):初一英语:一般现在时 (讲解和练习题)

1.一般情况下,词尾直接加s

read - reads , write - writes , say - says , work - works

2.以s, x, ch, sh, o结尾的词,词尾加es

teach - teaches , wash - washes , guess - guesses , go - goes

3.以“辅音字母+y”结尾的词,变y为i, 再加es

try - tries , carry - carries …… 此处隐藏:4380字,全部文档内容请下载后查看。喜欢就下载吧 ……

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