Module 12 Save our world Unit 1 课件(共33张PPT)

(共33张PPT)
Module12 Save our world
Unit1 If everyone starts to do something,
the world will be saved.
recycling (n.)
factory
pollute
recycle
waste
enemy
crop
n. 制造厂；工厂
v. 污染
v. 回收利用，再使用 (废品)
n. 废料；废弃物
n. 敌人；仇人
n. 庄稼；作物
Words and expressions
kill
oil
less
hopeless
v. 杀死；弄死
n. 石油
adj. 较小的；较少的 n. 较少数；较少量
adj. 无望的
/'f ktr /
/p 'lu:t/
/ri:'sa kl/
/weist/
/'en m /
/kr p/
/k l/
/ l/
/les/
/'h pl s/
factories
n. pollution adj. polluted
pollute sth.
It's a waste of time (in) talking to him.
enemies
much oil
little-less-least
hopeful有希望的
-less 无，不能
useless/ careless/ helpless
Because it is polluted.
Pollution is our enemy.
[p lu t]
It’s our earth.
[p lu n]
[ en mi]
What is it
It is crying.Why
What kind of pollution can you see in the vedio
air pollution
water pollution
white pollution
noise pollution
rubbish pollution
light pollution
--What kind of pollution do you know
--What causes air pollution
Factories produce the waste gas（废气）every day.
Cars use so much oil and cause pollution as well.
[ f ktri]工厂
[we st]
[ l]石油
--What can we do to stop it
--I think we can/cannot...
The air pollution in our city is getting worse.
plant more trees
walk or ride a bike to school
--What causes water pollution
Factories produce the waste water（废水）every day.
--What danger can water pollution bring to us
If the rivers are polluted,
farmers can’t use the water for their crops.
It makes people ill, and may even kill them.
--What can we do to stop it
--I think we can/cannot...
The water pollution in our city is getting worse.
waste water
not throw litters into the water
--What else can we do to stop it
--I think we can/cannot...
not burn plastic
build a green school
save energy and
recycle wastes
[ pl st k]塑料
--What can we do to stop pollution
--I think we can/cannot...
not burn plastic
build a green school
save energy and recycle wastes
[ pl st k]塑料
plant more trees
walk or ride a bike to school
waste water
not throw litters into the water
Where What
a factory
smoke, air pollution
water pollution
1. A factory is producing a lot of smoke which can cause air pollution.
2. A factory is making a lot of waste which can cause water pollution.
a recycling centre
废物回收中心
waste paper and glass
3. A recycling centre recycles the waste paper and glass.
Look at the pictures and talk about them.
1. What should we do to stop the factory pollution
2. Why do we set recycling center
Thinking before listening.
Task 1: Listen and complete the sentences.
1. The factory is causing a lot of ________ .
2. There should be some _______ to stop pollution.
3.We can _______ waste products, such as
_______ and paper in a recycling centre.
pollution
recycle
rules
glass
Tip : Think about what words we need before listening.
Read the tapescript together.
M: Can anyone tell me what you can see in the first photo
Betty: There's a factory, and it's causing a lot of pollution.
M: Correct. So what can we do about it
Tony: Well, there should be some rules to stop the pollution.
Daming: It's a recycling centre. Waste products such as glass and paper can be recycled there.
M: Good. Why do we need to do that
L: To save enerygy, I guess.
M: Great!
After a lesson on the environment(环境） Lingling and her classmates are talking about it.
Task 2: Listen and choose the correct answers.
1. According to the conversation, what is our great enemy
Waste / Pollution / Illness
2. Is pollution a danger to our health
Yes, it is. / No, it isn’t. / Yes, they are.
3. Why do so many cars on the roads cause pollution as well
Because they are driven too fast. /
Because they use so much oil. /
Because they are so big.
Tip : Think about what words we need before listening.
We must stop the pollution! But how
Task 3: Now listen and answer the questions.
1. At a green school, how can the school help students in poor area
2. What do students at a green school also learn
The school sells the waste and uses the money to help students in poor area.
They learn ways to save energy and recycle at home.
Read loudly
Pollution problem
Solution students can do
Pollution problems
Now complete the notes.
1 If the rivers are polluted, _____________________
___________________________.　　　　　　　　　　
2 In some places, pollution from factories _________
___________________________.
3 The cars on the roads ________________________
___________________________.
farmers can’t use them
to water their crops
spreads over cities and villages
use so much oil
and cause pollution
What the students can do
4 Support a green school: every class ____________
which can be _______________________.Then
the school _______________________ to help
students _____________.
5 Students learn___________________________
_________. That means __________________.
collects waste
recycled or used again
sells the waste
in poor areas
ways to save energy and recycle
at home
less waste
Imitation: Pay attention to the tone, linking pause and stresses.
Complete the passage with the correct form of the words in the box.
4
cause enemy factory kill oil pollute spread
pollution is our great (1) ________. Pollution from (2) _________ is a danger to our health, and may even (3) ______ people. Factories sometimes (4) _________ the rivers, and farmers cannot use the water for their crops. Pollution (5) __________ over cities and villages, and that (6) ________ even more danger. Cars use a lot of (7) _____ and cause pollution too.
enemy
factories
kill
pollute
spreads
causes
oil
Pair work: How to save our world in our daily life
Walk or ride a bike whenever possible
Recycle waste
Plant more trees
Don’t you paper cup or paper bags.
Bring your own reusable bags
Turn off the lights
when you leave a room.
If we save the earth, we save ourselves.
Period 2
2.pollute (v)污染
pollution(n)污染
The plastic will pollute the environment.
3.a danger to…“对…是一种威胁；有伤害”
=be dangerous to
这对你电脑的健康是个威胁。
It is a danger to your computer's health.
=It is dangerous to your computer's health.
塑料会造成污染。
1.enemy（n） 敌人
[pl] enemies
4.（n）石油（不可数）
5.It’s no use doing sth. 做某事没有用处
It’s useless to do sth. 做某事没有用处
光说不做是没有用的。
It’s no use talking without doing.
这种动词-ing作主语、it 作形式主语的句型还有：
It is no good doing sth. 做某事不好 / 没用 / 不合适
It’s a waste of time / money doing sth.做某事是白费时间 / 金钱
It’s fun doing sth.做某事很有趣
6.waste
(n)废弃物；浪费
(n)浪费
你不应该浪费钱。
You should’t waste
money.
7.节约能源
8.less adj. 较小的; 较少的
n. 较少数; 较少量
less是little 的比较级,修饰不可数名词。
少吃垃圾食品对身体好。
Eating less junk food is good for health.
9.hopeless adj. 无望的；无可救药的
-less是最常见的含否定意义的英语
后缀之一，它附在名词或动词之后
主要构成形容词，有时也构成副词。
home-homeless无家可归的
help-helpless无助的
use-useless 没用的
Summary
Draw a mind map according to this dialogue.
Pollution problems
Save our world
air pollution
water pollution
collect and sell the waste
help students in poor area
recycle the paper…
巩固练习
一、单项选择。
（ ）1. It no use _______ things that we can’t do.
A. talking about B. talking with C. to talk about
( ) 2. If there is _____ pollution, the air in our city will be _____ dirtier.
A. less, more B. more, much C. less, fewer D. more, more
( ) 3. Wha do you think is the best way to ______ the pollution problems
A. agree with B. work out C. show off
( ) 4. The old man always wears old clothes, _____ he is the richest man in the town.
A. because B. though C. so D. since
( ) 5. Tony, if your homework ______, you can go out to play football.
A. finishes B. will be finished C. is finished D. be finished
A
B
B
B
C
二、根据句意和汉语提示完成句子。
1、尽管孩子们已长大成人，父母仍然一直担心他们。
Parents ______ ______ ______ their children all the time, enven though they have grown up.
2、当你离开教室时请关灯。
Please ______ ______ ______ _______ when you leave the classroom.
3、许多工厂造成了大量的污染。
Many factories _________ _______ _________ _________ .
4. 看！机场里有如此多的飞机。
Look! There are _______ _______ planes in the airport.
5. 是时候采取行动保护我们的家园了。
_______ _______ ________ _______ ______ to protect our home.
are worried about
turn off the lights
cause lots of pollution
so many
It’s time to take action
Thanks