saving the earth

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Unit 9 Saving the earth

Lesson 34

(the first period)

PART 1 Understanding of the teaching material

STATUS AND FUNCTION

1. This unit is about pollution. It is a focus of the whole world. This lesson

is the second one of Unit 9. It is a passage about some serious problems the

earth has. It is related to our daily life.

2. This lesson is very helpful for the Ss to improve their reading

comprehension ability and spoken English.

TEACHING AIMS AND DEMANDS

Knowledge objects

1. To make the Ss know that now the earth has a lot of serious problems

and people are causing a lot damage to the earth. And if people don’t stop

polluting the word and pay more attention, the whole situation will be more

and more serious.

英语备课吧——

课件，试卷，教案，论文共2万多个资料供您免费下载 2. To give a reinforced practice in the use of the past participle and some

useful expressions, such as be fit for; turn … into… ; in place and so on.

Ability objects

1. Make the Ss the real masters in class while the teacher himself acts as

the director

2. Train them with some effective learning methods to optimize the

students' learning results.

3.To improve their reading comprehension ability.

4.To improve their written English.

Moral objects

1.Enable the students to love our earth and the nature.

2.Encourage the students to do something to save and protect the earth and our environment.

TEACHING AIDS:

computer; OHP(overhead projector);software: PowerPoint

TEACHING KEY POINTS

1. Input the passages as a whole

Make the Ss grasp and understand the general idea of the

passages as a whole.

2. Language communication

A. Tell the main idea of the passages

B. Practise the main idea of the passages

英语备课吧——

课件，试卷，教案，论文共2万多个资料供您免费下载 C. tell their own stories related to the daily life

TEACHING DIFFICULTIES

1. The general idea of the passages especially the causes and results

of different problems

2. Telling their stories about pollution

3. Thinking of some ways to save and protect our earth especially in

our daily life

PART 2 Teaching Methods

Five Steps Method,

Communicative Method.

Aural-oral Method with the help of the computer

* A lot of pictures and short videos about the causes and results of the

three problems mentioned in this lesson will be shown on the screen with the

help of the computer.

PART 3 Studying Ways

1. Teach the Ss how to be successful language learners.

2. Teach the Ss how to master the general idea and structure of a

passage by reading it .

3. Teach the Ss how to write similar stories according to what

they’ve learnt in this lesson.

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PART 4 Procedure

Step 1 Revision

Check the homework exercises

Step 2 Lead-in

1. A song about the topic we’ll learn today.

“ Earth song ” by Michael Jackson (Because it is too long ,play it

before the class begins.)

2. Some pictures.(show them to the Ss on the screen)

Picture 1: an earth with a smiling face (she used to be happy)

Picture 2: an earth with a crying face (she is sad now)

And ask the Ss why she is sad now.

3. Some more pictures in pairs as comparison .

Pair 1: the sea used to be clean and the beach is beautiful but now

they are seriously polluted.

Pair 2:green grass and thick forests but now only deserts left

Pair 3: the sky was blue and clear but now there are a lot of smoke

in it and it is no longer blue and clear.

4. Some short videos about different kinds of problems the earth has,

including the three mentioned in the lesson – earth problem , air

pollution, and water pollution.

英语备课吧——

课件，试卷，教案，论文共2万多个资料供您免费下载 Step 3 Presentation

The teacher's brief introduction

Today we will deal with the three most serious problems the earth has

--– earth problem , air pollution, and water pollution.

1. Pre-reading silently

Give the Ss a few minutes to go through the passage as quickly as

possible and try to find out the causes and results of the problems.

2. while-reading

Passage1:

a. Show the Ss a picture and ask what can be found in it.

(The area of the desert of the world is very large and it is growing every

year.)

b. a short video about desert

c. Question: What are the causes of the problem?

Show some pictures to help the Ss to answer the question

too many cattle eat all the grass nothing can grow