湘教版-英语-九上--Topic 3 (Topic3教案)

初中-七年级-上册-英语-打印版

初中-七年级-上册-英语-打印版 Unit 2

Topic 3

Section A

The main activities are 1a and 3. 本课重点活动是1a和3。

Ⅰ. Teaching aims and demands 教学目标

1. Learn some new words:

encourage, suppose, nod, agreement, shake

2. Learn the compound sentence.

3. Learn to talk about the protection of environment.

Ⅱ. Teaching aids 教具

录音机/多媒体图片/小黑板

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1 Review 第一步 复习(时间:8分钟)

(师生互动，复习上个话题的内容，练习学生的听、说能力。)

T: We talked about the harm of pollution in the last topic. And we know there are many kinds of

pollution, such as water pollution, air pollution, light pollution, litter and so on. How do

these kinds of pollution affect our environment?

(教师以竞答的方式喊学生个别回答。)

Example:

S1: Water pollution makes some animals dead.

S2: Water pollution makes some plants dead.

S3: People and animals can’t drink the water.

S4: Air pollution causes the greenhouse effect.

S5: Air pollution makes people sick and even causes cancer.

S6: Air pollution destroys the ozone layer.

…

T: Yes, you are right. You know, all kinds of pollution are polluting our environment. So we are

facing the serious pollution problems. What should we do to improve our environment?

(学生分组讨论，然后回答。)

Group 1: Don’t spit everywhere.

Don’t pick the flowers.

Plant more trees.

…

Group 2: Ask the government to make rules and pull down some chemical factories.

Ask people to use electricity.

… 初中-七年级-上册-英语-打印版

初中-七年级-上册-英语-打印版 T: Very good! You have so many good ideas to improve our environment. Would you like to do

something useful to improve our environment?

Ss:Yes, Of course.

T: Me, too! OK, let’s be greener people together. Today, we’ll learn Topic 3. Would you like to

be a greener person?

(板书)

Would you like to be a greener person?

Step 2 Presentation 第二步 呈现(时间:16分钟)

1. (教师用图片引出本课的词汇和内容。)

T: If we want to be greener people, what should we do at home?

(教师展示图片。)

T: Let’s look at the picture. What are they?

Ss:They are plastic bags.

T: Yes. But we should use plastic bags as few as possible. In another way, We should reduce

them. (教师释义并领读reduce。)

T: What kinds of bags should we use?

(教师展示图片。)

T: We can use bags like these. We can use them again and again. That is to say, we can reuse

them instead of throwing them away. (教师释义并让学生重复读reuse。)

(教师展示图片。)

T: What are they in the picture?

Ss:(回答不出。)

T: They are cans. They are soft drink cans. Should we throw them away after we drink?

Ss:No.

T: You’re right. we should collect them for recycling.

(教师让学生看图片，总结。)

T: Now, we know, we should reduce, reuse

and recycle some things at home to protect our

environment. We call the three Rs—reduce, reuse and recycle.

(板书)

the three Rs—reduce, reuse and recycle

T: Everyone should protect our environment. It’s our duty to do it. That is to say, Everyone is

supposed to do it.

(板书)

be supposed to do sth.

2. T: Now we know how to protect the environment at home. What can we do at school to protect

the environment? Please listen to the tape, then find out the answer.

(教师放录音1a，让学生不看书回答问题。)

T: Can you find out the answer?

(教师与学生核对答案。)

3. (让学生再次听录音，回答小黑板上的问题，为下面完成1b做铺垫。)

T: Please listen to the tape again, try to answer the questions on the small blackboard.

(出示小黑板。)

1. Who is working for an organization that protects the environment? 初中-七年级-上册-英语-打印版

初中-七年级-上册-英语-打印版 2. What’s Kelly’s job?

3. Should we use both sides of paper?

4. Why is the recycling useful?

(教师与学生核对答案。)

4. (让学生根据1a完成1b。)

T: Please fill in the blanks according to 1a.

(学生完成后与教师核对答案。)

Step 3 Consolidation 第三步 巩固(时间:7分钟)

1. (让学生跟读录音1a。)

T: Please read the dialog after the tape.

2. (让学生两人一组对话, 以此方式多读几遍，然后检查几组学生，以检验活动成果。)

T: Please work in pairs, you and your deskmate play different roles to practice 1a. After a while,

I’ll ask some groups to act it out.

3. (让学生来复述1a，以检查学生的语言组织能力。)

T: Now, I’ll ask some students to retell 1a. please try to speak in your own words.

For example:

S1: I’m Kelly and studying at Ren’ai International School. In my spare time, I am working for

an organization that protects the environment …

Step 4 Practice 第四步 练习(时间:10分钟)

1. (让学生听录音，完成2。)

T: Please listen to the tape carefully, you’ll hear four people talking about recycling items, and

finish 2.

(学生若是听后完成表格有问题，可再放一遍，然后教师与学生核对答案。)

2. (教师让学生判断一组陈述句是否是改善环境的行为，引出语法 while, but, and, or引导的并列句。)

(出示小黑板。)

1.We should use plastic bags as few as possible.

2.We should throw the rubbish in the river.

3.We should reduce the waste we produce.

4.We should use both sides of paper.

5.We should throw the plastic bags rather than reuse them.

(教师与学生核对答案。)

T: Look at the

five

sentences. If you think the

statement of the sentence is good for our