初中英语公开课教学设计九年级Unit2,Topic1 教案Topic 1 There are many kinds of pollution around us

网站工作室

优质课教案  Unit 2 Saving the world

Topic 1  Pollution causes too many problems

海南华侨中学初中英语组   吴小武

一、教学课题：Topic 1 There are many kinds of pollution around us.

二、教学内容：

1. New words and  expressions：

produce, chest, breathe, manage, waste, cancer, influence, look, several, secretary, relation, fisherman, president, dead, rabbit

2. Learn the present perfect tense with for/since:

3. Learn something about some kinds of pollution:

（1）The large population has caused many problems.

（2）Air pollution makes people sick.

（3）Light pollution is harmful to our eyes.

（4）Litter influences the look of our cities.

三、教学目标:

1. Learn the present perfect tense with since.

2. Learn how to express complaint.

3. Learn the present perfect tense with for and since

四、教学难点：

1. Learn the present perfect tense with since.

2. Learn how to express complaint.

3. Learn the present perfect tense with for.

五、教学准备： 课前让学生准备一些有关各种污染的一些图片。

六、教具：图片, 录音机, 多媒体.

网站工作室

七、教学过程：

活动设计	设计意图
水污染大调查	通过学生对水污染的现状调查，了解水污染的情况。
污染知多少	通过让学生讨论的形式，说说知道的污染的种类。
声音污染的害处	通过学生小组汇报的形式，让学生说说噪声污染的危害。
如何减少污染	通过学生比赛的方式,让学生说说所知道的减少污染的方法。

Step 1 Review
Show some pictures to the students, then ask:
Now please look at these pictures. Would you like to say something about the environment around us? Please answer my questions.
No.1. where do you live?        
No.2. Are there any changes in your village/town/city?
What changes have taken place in your village…?
No.3. How do you like living there? Why?
(What problems do we have to face?)
Step 2 Presentation
Show some pictures about polluted water, ask the students to tell their partner what happened in the picture?
Then teach the words:
Chemical factory produce chest breathe
Get the students to look at the pictures and then talk about why the air smells terrible.
Listen to the tape again. Answer the following questions
(1) Who are in the picture?
(2) What are they talking about?
(3) Is the chemical factory near Granny’s home?
(4) Can we find fish in the river?
(5) Is the sky blue?
Step 3 Read and say.
   Get the students read1aand answer the questions:
1. What’s the matter with granny?
2. Will she stay here?
3. Does she have to see a doctor?
And then call the students find out the sentences used by granny to express complaint. Then do 1b in the class.
Step 4 Practice
Get the students Look at the pictures. Answer following questions.
(1) Are there any chemical factories in your city?
(2) Are they near your school?
(3) What was your city like a few years ago?
(4) Can you list some other kinds of pollution?
Ask the students to think about how the pollution come into being and realize the harm of the pollution.
Step 5 Work alone
Get the students define the following pollution with the phrases in3a.
Step 6 Make a survey
Now make a survey to study something around your home.
Fill in the forms.

Pollution	Reason	Possible diseases or influences
Air pollution
Soil pollution
Water pollution
Light pollution
Noise pollution
Litter

网站工作室

一、中考链接   选择题

(   )1.—How long _____ you _____ here?

—For about two years so far.

A.have; studied                B.did; live             C.do; stay              D.were; swimming

(   )2.We have known each other _____ ten years ago.

A.for                               B.ever                   C.about                 D.since

(   )3.There is _____ pollution in the world. We must stop it.

A.much too                      B.too much            C.many too            D.too many

(   )4.—Is the flower beautiful?

—Yes, at _____ it’s _____ the one you bought for me.

A.last; as bad as                                            B.least; no better than

C.last; not better                                           D.least; no worse than

(   )5.I can’t stand _____ for you so long.

A.to wait                         B.waiting                     C.waits                  D.waited

(   )6.The boss made child laborers _____ 12 hours every day.

A.working                       B.works                C.work                  D.to work

(   )7._____ the environment is important for human beings.

A.Take care of                  B.Taking care of     C.Took care of              D.Take the care of

(   )8.—Have you finished your homework?

—Not _____. There are still some exercises to be done.

A.already                         B.yet                     C.just                    D.ever

(   )9.—It smells terrible. What has happened here?

—Look, there is much waste gas _____ from the chemical factory.

A.pour                             B.pouring              C.poured               D.pours

(   )10.When I was walking in the street yesterday, I saw a UFO _____ over my head.

A.flying                         B.flies                   C.flew                   D.to fly

二、本话题作业   单项选择

(   ) 1.                               — Don’t make any noise in the living room! My baby is sleeping.

—      

A. Sorry, I won’t.                                   B. It doesn’t matter.

C. Excuse me, I’m wrong.                       D. Certainly, I won’t.

(   ) 2.                                  — I asked her, “Do you study English here?”

— I asked her       she studied English there.

A. that                        B. what                C. if                              D. how

(   ) 3. Thanks for giving me       many presents. I haven’t never seen       beautiful presents

            in my life.

A. so; such               B. such; so               C. so; so               D. such; such

(   ) 4.                               — How long has he       this book?

— For several days.

A. borrowed            B. bought                C. lent                  D. kept

(   ) 5.                               Maria’s learned Chinese in our school all the time,      ?

A. isn’t she              B. doesn’t she          C. didn’t she         D. hasn’t she

(   ) 6.                               The meat has been kept in the bag for several days without being frozen. It smells      

now.

A. nice                    B. terrible                C. well                 D. badly

(   ) 7.                               What’s more, planes or machines produce       noise.

A. much too             B. many too             C. too much          D. too many

(   ) 8.                               She told me she       toAmerica next Thursday.

A. goes                    B. went                   C. going               D. would go

(   ) 9.                               There is a paper factory       waste water into the river nearby.

A. poured                B. pouring               C. pours               D. pour

(   ) 10. I can’t stand       for you so long.

A. to wait              B. waiting               C. waits                D. waited

Ⅱ.词汇

(A) 根据句意，用所给单词的适当形式填空。

1.Look, there is a bird _____ (sing) in the tree.

2.The bad air makes my chest hurt and it’s difficult for me _____(breath).

3.They are doing their homework carefully. You’d better not _____(disturb) them.

4.Litter _____ (influence) the look of our city.

5.It is known that smoking does great _____(harm) to us.

(B) 根据句意及汉语提示完成句子。

6.The chemical factories _____ (生产) terrible gas.

7.Each year people pour _____ (废物) into rivers, lakes and so on.

8.There are _____ (几个) students reading books over there.

9.Do you know he has _____ (参军) for five years?

10.Loud noises can cause high _____ (血) pressure as well.

Ⅲ.书面表达

人类只有一个地球。根据提示，以“Saving the Earth”为题，写一篇80词左右的短文。

提示: 1.如何保护环境已成为世界最大难题之一；

                2.各种污染破坏环境，损害健康；

                3.不要乱倒垃圾，乱排废水；

                4.我们应该保护环境，使我们的家园更加美丽。