Unit 4 Planting trees is good for us.ppt课件课堂实录

Unit4 planting trees is good for us 教学设计

课题：Unit4 Planting trees is good for us . 版本：湘少版

，课时：一课时

一

教学目标及重难点

一教学目标

1，

知识目标：

（1）

能听会说本单元的重点词汇，词组：plant trees ,keep us cool ,make the place beautiful ,keep the air clean . （2）

掌握情态动词can，should，will 的用法。

2,

能力目标：

（1）

能运用本课所学内容谈论植树给我们的生活带来的好处。

（2）

培养学生积极参与课堂，团结合作的能力。

2，

情感目标：

（1）

提高学生们的环境保护意识，让学生们为绿色地球贡献自己的一份力量。

二，教学重难点：

重点：

（1）

能听懂会说新单词或词组。

（2）

能认读，理解句子：Planting trees is good for us

难点：能用trees can …. 描述植树给我们生活带来的影响。

三，教学准备：

PPT。

四，教学过程：

Step1 warm-up

1,Greetings as usual.

2,Free talk (1)

What’s the weather like today?

(2)

Is it summer now? but today is very hot,right? 通过谈论天气，复习旧知，又以气候变化引出保护环境的重要性。

Step2 Presentation 1，

Present a picture of our Earth , T: Our Earth is becoming warmer and warmer ,then what should we do for our Earth? Ss:

植树。

T: yes

,we can say: we should plant trees .then do you know why should we plant more trees? Because planting trees is good for us . (通过天气引出地球变暖，我们应该多植树，进而引导学生说出植树给我们生活带来的影响。教授新单词和词组及短语。) 2，

New words Present different pictures to elicit the influence that trees can do for us .

(1)Keep the air clean T:Do you know what can trees do ? first let me show you some pictures.

Is the air clean in picture1/picture2? So now we know trees can keep the air clean, right? (write the new words on the blackboard and read them together) (3)

Keep us cool Look at this monkey ,you can see ,it ‘s very hot right ,How about this girl, she is sitting under a tree and eating watermelon ,she is very cool ,right ? So Do you know what can trees do ,now ? Ss: trees can keep us cool. T: you are so clever . Teach others new words in the same way . Game:

(1)

Let’s chant

(2)

What’s missing game

3,The dialogue

First: listen and answer

Only listen to the radio and try to find out the answers of the following questions:

(1)

When is Tree Planting Day? (2)

Who likes to plant fruit tree? (3)

What can trees do?

Second: Listen and find

Open the book ,find out the right answers.

Third: listen and repeat

Pay attention to the pronunciations Forth : read . 师生共同朗读对话，师生互动，教师读句子，在某处停下来，学生接着往下读，看谁接的又快又准。

Fifth: repeat 结合板书，复述课文内容。

Step3 Practice 1,读课文，齐读，小组内齐读。

2,角色扮演。

Step 4 Consolidation . 创设情境，学校将组织我们去植树

，请同学们边植树边讨论树木对我们生活带来的影响。

并上台进行表演。

Step5 summary

学生总结我们今天所学的内容，教师进行补充。

Step6 Homework

1,part B 的单词抄写4遍。

2，朗读并背诵Par tA。.