Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu ? Section D 课件 26张PPT

Welcome to my class !
1.Check your preview （词汇积累）
Group1: 环境 _____________ 保护________ 污染________

pour_____ 废物 ______ litter_________
Group2: 塑料________ 有害的______
use disposable chopsticks ______________
use cloth bags________
Group3: 自然 _____ 人类_____ 义务______
危险________ 防止，预防__________
Group4: 节约 _______ 植物_______ cut down trees________
种树___________ 再利用________
environment
protect
pollute
排出
waste
垃圾/丢垃圾
plastic
使用一次性筷子
harmful
recycle
nature
human
duty
danger
prevent
save
plant
plant tree
使用布袋
砍树
2.Learning aims:
(1).Review some words , phrases and
sentences on environment.
(2).Improve your listening , speaking, reading
and writing.
(3). Develop the sense on environmental
protection.
Do you like this beautiful nature?
But It is now !

Why?

air pollution
lung cancer
causes
→
4.What are people doing to our world ? Let' look and say.
breathing problem
water pollution
↓
dead fish
causes
noise pollution
can't sleep well,
hearing loss
→
makes
litter
germ
细菌
→
produces
destroying forests
changes the earth into desert
↓
plastic bags
bottles
disposable dishes
(一次性餐具)
cup/chopsticks/ bowl
People use things only once and then throw them away.
They are not environmental.
(环保的)
What should we do to protect the environment ?
Look at the pictures and say .
-We should ...
- We shouldn't...
plant more trees
We should…
We shouldn't …
cut down trees
sort rubbish
We should ...
We shouldn't...
drop litter everywhere
throw litter around
We shouldn't…
use plastic bags
We should ...
use cloth bags
spit here and there
We shouldn't...
go to school on foot
turn off the lights when
we leave the room
we should ..
save energy
recycle
save water
waste water
Turn off the tap when
we are not using it.
We should ...
We shouldn't...

Scientists say that in 30 years, more than half of the people in the world won’t have enough clean water. We have to learn how to ______more water for ourselves and our children. Here is some advice for saving water：
First, turn _____the tap while you brush your teeth. You can save as much as 450 liters (公升)each month.
Second, leaky taps (漏水的龙头) waste a lot of water. Fix them right away！
______, you can easily cut your 10-minute showers in half---and you’ll be just as clean.
Fourth, when you wash dishes, don’t let the water run.
At last, only wash clothes when you have a lot to wash. If your washing machine isn’t full, you’re _______water！
6. Reading: Task1 Fill in the blanks
短文填空
save
off
wasting
Third
( )1.What’s the best title of the article?
A. Why Should We Save Water ?
B. Suggestions about How to Save Water.
C. Water Is Important.
D. Don’t Waste Water.
( ) 2.How many suggestions are there to save water?
A.3 B.4 C. 5 D.6

B
Task 2 Read the passage and choose the best answer.
C
1. The number of people in the world won't have enough clean water in 30 years.
1.
____________________________
2.The thing we do if the taps are leaky .
2
__________________________
Information card
More than half
Fix them right away
Task 3 Read and complete
信息归纳
7.Complete the sentences(小测)
(1).保护环境是我们的责任。
________________protect the environment.
(2).我们应该尽我们最大努力让城市越来越干净。
We should _____________ to make our city
_____________________.
It’s our duty to
try our best
cleaner and cleaner
(3). 他们经常捡起地上的垃圾, 并为自己的这种行为而自豪。
They often ___________ the litter on the floor and _________________their own behavior.
pick up
are proud of
/take pride in
8.Let's try
现在我们周围的环境污染越来越严重。作为一个中学生，我们应该节约资源，保护环境，从我们的身边的小事做起，做一个“低碳生活”的中学生。请以“My Low-carbon Life”写一篇描写自己的“低碳生活”。内容必须包括以下要点：
(1)列举2-3个生活环境被污染的例子。
(2)你是怎样从的身边的小事做起，做到“低碳生活”。
(3)号召更多的人保护环境。
9. Show your compositions

例文 ： My low-carbon life
As we all know, the environment around us is getting worse and worse today . For example, many trees are cut down , Some factories pour waste water into the river and some people don't turn off lights when they leave the room.
As a student , in order to save energy and make the world less pollution , I try to live a low-carbon life.Firstly , I often walk to school instead of taking a car . Secondly ,I always turn off the lights and fans when leaving the classroom. Thirdly,
I always make full use of paper and other things and never waste water.
I wish more students to live a low-carbon life and make the earth more and more beautiful. Let‘s do our best to protect our environment.

Summary:
1.We have reviewed the words , phrases
and sentences on environment.
2.We have learnt how to save water .
3.Write a composition : My low-carbon life
4. Develop the sense on environmental
protection.
Homework
1. 收集与环保有关的短语及典型句型。
2. 复习关于环保的知识点.
3. 完成作文 How to protect our environment .
Thank you !