Writing教学设计及课堂实录

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课题

Module 5

A Lesson in a Lab

Period One

上课时间：

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知识与技能

过程与方法

情感态度价值观

教学重点

1.Review the key points in M5 2. Vocabulary

3.Introduction Lead in

Word-reading Introduction a)

Answer the questions b)

pair-work& group-work

1.

to make the students interested in such a module on science 2. to get over any difficulties and set a correct view on language studies.

New words:

expand, contract, mix up, a mixture of…

教学难点

教学方法

教学手段

How to make the students interested in such a module on science

Listen to the radio Ask-and-answer

Listen to the radio Ask-and –answer courseware

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个体备课

复习Review the key points in M4 引入

Step 1

I.First of all, we ‘ll go over the language points that we’ve studied in M4. translate some phrases into English.

Step 2

Vocabulary and speaking Ask the students to listen to the tape, and then to read the new words.

Step 3 Introduction 1.T: Do you know about these famous scientists? Now please match the following

2.

Listening and choose: 1.(a) Water exists as a solid, a liquid and a gas.

(b) Water exists as a solid and a liquid only. 2.(a) When you heat a metal, it expands.

(b) When you heat a metal, it contracts. 3.(a) Steel is a mixture of iron and other substances.

(b) Steel is a mixture of iron and oxygen. 4.(a) Two-thirds of the earth’s surface is water.

(b) 50% of the earth’s surface is water. 5.(a) The distance of the sun from the earth is 25.500 kms..

(b) The distance of the sun from the earth is 150.500.500 kms. 6.(a) The earth is 4.6 million years old.

(b) The earth is 4.6 billion years old. 7.(a) The earth is twice as large as the moon.

(b) The earth is forty-nine times

larger than the moon.

3.Words game 

1.air –

gas -

oxygen 

2.contract -

expand 

3.earth –

sun - moon 

4.gas –

liquid - solid

4. Answer these queations:

1 which of tne following are natural? Electricity ,iron, some metals and air are natural. 2 which are man-made? Steel, some metals and glass are man-made. 3

which can be both? 2 问答

讲

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Electricity and some metals can be

man-made and occur naturally. 5.Explain: 1.

general science:科学通论

2.solid

n. [C]

Cheese is a solid, while milk is a liquid. adj.

solid fuels（

eg coal, wood .）

2.

liquid

n. Water is a liquid.

liquid food

gas

n. [C]

气体Air is a mixture of gases. 2)易燃气体（天然气等）[U] turn off the gas 4.expand Our business with foreign companies

has expanded greatly in recent years. expand a balloon吹气球

5. contractMetals expand when heated and contract when cooled.

mix vt

vi

混合

When you cook cakes, you should mix flour

with water. Water doesn’t mix with oil.

I’m sorry to mix your names up.mix up

搅和；混淆

7.substance n. [C]

a poisonous substance有毒物质Do you know what substances it consists of ?

8.electricity n.[U]

turn on electricity打开电源

turn off electricity关闭电源

9.Two-thirds of the earth’s surface is water.

A half of the students are boys. …的百分之几或几分之几要看后面所接的名词是单数或复数来决定谓语动词的单复数。

10.Anshan Iron and Steel Company鞍山钢铁公司

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Homework I .Review what we have learned in this class II. Preview Reading and vocabulary