Earth Song

SOS! SOS!

Our earth has got a high fever!

Modern Man and the Modern Man and the EarthEarth

T/F for paragraph 1

• The history of the earth is

less than 4 billion years.

• Modern man has lived on it

for only 30,000 years.

• People do both good and bad

things to the earth.

F

F

T

more

35,000

Questions forQuestions for Paragraph 2&3Paragraph 2&3In big cities ,what has polluted the air ?

Cars , buses and factories.

What have factories polluted?

The land, the air and the water.

Have many rivers and lakes become very dirty?

Yes ,they have.

How many trees have been cut down by people?

Millions and millions of trees have been cut

down.

In big cites, cars and buses have

polluted the air so that many people

now have very bad health problems .

Factories have also polluted the land,

the air and the water. As a result ,

many rivers and lakes have become

very dirty. Some of them are even dead

now.

All over the world, people have

cut down millions and millions of

trees. Many types of animals ,as

a result, are in danger and the

quality of the air has become

worse.

At the same time , people burn oil, coal and wood. The dirty air has formed a “blanket” around the earth. The heat from the sun cannot escape, so the air temperature is rising. This is called

the greenhouse effectthe greenhouse effect

This means that the level of the sea is rising and the climate is changing.

Paragraph 4

Fill in the blanks according to paragraph 2,3,4 :

Bad Things Bad Effects

In the big

cities

cars and buses have ______ the air.

factories have polluted the ______,the ________and the ________.

many people have got______ _______ _______ .

_______ and ________ have become dirty or even dead.

All over the

world

people have _______ ________ millions and millions of _______.

animals are _______ ________ and the quality of the air has become_______.

At the same

time

people burn _______,_______ and __________.

This has caused the _________ __________.

pollutedbad health

problems

rivers lakes

land airwater

cut

downtrees

in

danger

worse

coal oilwood

greenhouseeffect

Bad Things Bad Effects

In the big

cities

cars and buses have ______ the air.

factories have polluted the ______,the ________and the ________.

many people have got______ _______ _______ .

_______ and ________ have become dirty or even dead.

All over the

world

people have _______ ________ millions and millions of _______.

animals are _______ ________ and the quality of the air has become_______.

At the same

time

people burn _______,_______ and __________.

This has caused the _________ __________.

Retell Para.2,3&4 according to the table

Things We Can Do To Protect The Environment

• 1.Be _______ ________• 2.Only buy and use things that ______

______ ______ the environment.• 3.Get rid of habit of using once and

then ______ ______ _______

green consumers do

not damage

throwing

them away

Paragraph 5

Some Measures Taken by Countries to Improve the Environment( 部分国家改善环境采取的措施 )

• 1.Use the wind ,the sun and the sea to _______ ________.

• 2.Do not allow people to ______ _______ on certain days.

• 3.Use _______ cars and buses.

make electricity drive

cars

electric

Paragraph 5

These problems are very serious for

our future ,but we can do something

now. People have already take action to

improve the environment .We can be

green consumers.

采取行动

[kən‘sju:mə] n. 消费者

That is, we should only buy and use things that do not damage the environment. We should get rid of the habit of using things once and then throwing them away.

[‘dæmidʒ] vt.损害

丢弃，摆脱

Many countries now use the wind ,the sun and the sea to make electricity. In some cities, for example, people cannot drive cars on certain days .In other places, they use electric cars and buses.

[,ilek‘trisəti] n. 电

[i'lektrik] adj. 电的；电动的

Read paragraph 5 together

People have already taken action to ____

the environment .We can be _____ consumers.

That is, we should only buy and use things

that do not ____ the environment. We should

get rid of the habit of using things ___ and

then throwing them away. Many countries now

use the ___ ,the ___ and the sea to make

electricity. In some cities, for example, people

cannot drive cars on ____ days .In ____ places,

they use electric cars and buses.

Retell the passageRetell the passage

Modern Man and the

Earth

…has lived on the earth for……good things and bad things

bad things

good things

in big cities

cars , buses people bad health problems

factories rivers, lakes;dirty, dead

all over the world

trees animals ,danger

at the same time

greenhouse effectthe level of sea, climate

We can do …

Some countries have done

get rid of, damagemake electricitydrive cars….

Assignment

Write a composition on Environmental Protection. (P121)

New words• burn [bə:n] (burnt [bə:nt] 或 burned [bə:nd] ) vt.& vi. 燃烧；烧毁

• oil [ɔil] n. 油；石油

• escape [i‘skeip] vi&vt. 逃，逃脱 ;( 液体，气体 ) 逸出 ,漏出

逃跑 ; 逃脱 [(+from)] • climate [‘klaimit] n. 气候

• blanket [‘blæŋkit] n. 毛毯，毯子；毯状物，覆盖层

• level ['levəl] n. 水平；水平面