小学一般现在时优秀教案

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小学一般现在时复习教案

一、教学目标:复习并掌握一般现在时的构成及其用法。

二、教学重点:一般现在时的构成。

教学难点:一般现在时的运用。

三、教具:图片

四、教学过程

1、定义——一般现在时的自我介绍

(1) 表示经常发生或习惯性发生的动作时,用一般现在时态。

e.g.:I often watch TV at home.(出示看电视的图片)

I usually get up at six .(出示起床的图片)

I do my homework every night. (出示做作业的图片)

(2) 表示客观的事实,用一般现在时态。

e.g.:There are seven days in a week.

The sky is blue.(出示的图片)

2、特征词——一般现在时的好朋友

often usually always sometimes never every+时间

3、一般现在时的构成——一般现在时的真面目

(1) 肯定句的结构

①be动词:主语+be(am,is,are)+其它。

e.g.:I am a boy.

He is happy.

②行为动词:主语+行为动词(+其它)。

e.g.:We study English.

The boy plays basketball.

★注意:

①当句子主语是I, we, they, you(第一、二人称)或复数名词时,动词用动词原形。

②当句子的主语是he, she, it或单数名词(第三人称单数)时,动词要用第三人称单数

的现在式形态(在动词后面加"-s"或"-es")。

e.g.:Mary likes Chinese.

第三人称单数动词变化——叮当法术变变变!

特殊形式:have---has

★课堂巩固操练——出示图片,请学生造句(分4个小组各造一句)

图片组1:Tom、clean the room

图片组2:A Cat、eat fish

图片组3:Mary、watch TV

图片组4:My mother、work in a factory

★练习——考考你

1.把下列人称归类

Tom, Jiamin, I , my father, you, they, my cousin, her daughter, our teacher, he, she, it, your sister, his friend, his friends, their brother, their brothers, the cat, little dog, the table, my bag 第一人称:

第二人称:

第三人称单数:

第三人称复数:

2.选择适当的词填空

(1)I ______(have, has) a beautiful toy bear.

(2)They _____ (have, has ) some postcards.

(3)Tim ______(have, has) a new basketball.

(4)My sister ________(have, has) three green skirts.

(5)I _________(like, likes) playing chess.

(6)He _______(like, likes) listening to the radio.

(2)否定句的结构

①be动词:人称+Be(am,is,are)动词否定形式+其它.

e.g.:I am not a boy.

He isn’t happy.

②行为动词:人称+助动词否定形式+行为动词(+其它)

第三人称单数一般现在时的否定形式,在行为动词前加doesn’t (does not).

e.g.:I gets up early.

I don’t get up early.

We don’t study English.

★注意:一旦遇见“doesn’t”“do”这两个词时,动词必须还原。

e.g.The girl likes eating fruits very much.

The girl doesn’t like eating fruits at all.

Does the girl like eating fruits?

★课堂巩固操练——出示图片,请学生造否定句(重复用上个环节图片,分男女2组各造两句)

图片组1:Tom、clean the room

图片组2:A Cat、eat fish

图片组3:Mary、watch TV

图片组4:My mother、work in a factory

★练习——考考你

把下面的句子改为否定形式:

He is a worker ._______________________________

He often play basketball ._______________________________

The students are happy everyday._____________________________________

I usually go to the zoo with my mother.________________________________________

We spend two hours on our homework every night.__________________________________

The cat looks lovely._____________________________________________

They dance after school.____________________________________________

(3)一般疑问句的结构

(一般疑问句读音升调)

①Be动词+主语+其它?

Yes,主语+Be动词.

No,主语+Be not.

E.g.:Are you Jim? ——Yes,I am(这里不能缩写).\No,I’m Tom.

Is your father tall? ——Yes,he is.\No,he isn’t.

②助动词(do\does)+主语+动词原形(+其它)?

Yes,主语+do\does.

No,主语+do\does not.

E.g.:Do you have a story book? ——Yes,I do.\No,I don’t.

Does Lily go to school by bike? Yes,she does.\No,she doesn’t.

★课堂巩固操练——课堂现场情景句子转换

师:He is in red.——生:Is he in red? Yes,....\No,....

师:She is beautiful.——生:Is she beautiful? Yes,....\No,....

师:She looks thin .——生:Does she look thin? Yes,....\No,....

师:... ——生:...

师:... ——生:...

师:... ——生:...

师:... ——生:...

师:... ——生:...

③如果主语是this that,回答时用it 代替,如果问句中主语these, those,回答时用they′代替。

e.g. Is this your bag? ——Yes ,it is.\No,it isn’t.

Are those oranges? ——Yes,they are.\No,they aren’t.

★课堂巩固操练——课堂现场情景句子转换

师:This is his book.——生:Is this his book? Yes,it is.\No,it isn’t.

师:That is a schoolbag.——生:Is that a schoolbag? Yes,it is.\No,it isn’t.

师:This one makes me happy .——生:Does this one make you happy? Yes,it does.\No,it doesn’t.

师:These are desks.——生:Are these desks?Yes,they are.\No,they aren’t.

师:... ——生:...

师:... ——生:...

师:... ——生:...

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