3.7 Unit 3 The earth Writing 课件(共27张PPT)

(共27张PPT)
Unit 3 The Earth
Writing
牛津深圳版　七年级上册
Look and discuss
put…into…
S1: What’s the problem
S2: People put waste into rivers and seas.
S1: What will happen
S2: This pollutes the water.
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课堂导入
Look and discuss
throw away
S1: What’s the problem
S2: People throw away a lot of rubbish.
S1: What will happen
S2: This pollutes the land.
Look and discuss
cut down (砍伐)
S1: What’s the problem
S2: People cut down many trees.
S1: What will happen
S2: There are fewer and fewer trees.
Look and discuss
kill
S1: What’s the problem
S2: People kill animals to make money.
S1: What will happen
S2: There are fewer and fewer animals.
Look and discuss
more and more cars
S1: What’s the problem
S2: There are more and more cars.
S1: What will happen
S2: This pollutes the air.
Look and discuss
burn
S1: What’s the problem
S2: People burn things to make energy.
S1: What will happen
S2: This pollutes the air.
Read and review
Problems Results
throw away a lot of rubbish pollute the land
put waste into rivers and seas pollute the water
cut down many trees fewer and fewer trees
kill animals to make money fewer and fewer animals
more and more cars pollute the air
burn pollute the air
So it’s important to protect our earth for the future.
What can we do to protect the Earth
We must/should …
We mustn’t/shouldn’t …
We must/should stop people throwing away rubbish.
We mustn’t/shouldn’t throw away rubbish.
What can we do to protect the Earth
We must/should stop people putting waste into rivers and seas.
We mustn’t/shouldn’t put waste into rivers and seas.
We must/should …
We mustn’t/shouldn’t …
What can we do to protect the Earth
We must/should stop people cutting downs trees.
We must/should plant more trees.
We mustn’t/shouldn’t cut down trees.
We must/should …
We mustn’t/shouldn’t …
What can we do to protect the Earth
We must/should stop people killing animals.
We must/should protect animals.
We mustn’t/shouldn’t kill animals.
We must/should …
We mustn’t/shouldn’t …
What can we do to protect the Earth
We must/should use/drive cars less.
We must/should take the bus or underground more.
We must/should …
We mustn’t/shouldn’t …
What can we do to protect the Earth
We must/should stop people burning things to make energy.
We can use clean energy.
We must/should …
We mustn’t/shouldn’t …
people/catch a lot of fish every day/
fewer and fewer fish in the sea each year
people/burn things to make energy/ pollute the air
A In pairs, look at the photos below and discuss the
problems with your classmate. What can we do to
solve these problems
2
课堂活动
people/throw away a lot of rubbish everyday/pollute the land
people/put waste into rivers and seas/ pollute the water
B Use the information in A to complete the report below.
PROTECT THE EARTH
What problems do we have
People _______________________________________.
There are _____________________________________.
People _______________________________________.
This __________________________________________.
People _______________________________________.
This __________________________________________.
People _______________________________________.
This __________________________________________.
What can we do to protect the Earth
We must stop_________________________________________.
What problems do we have
People______________________________.
There are ___________________________.
People _____________________________.
This _______________________________.
People _____________________________.
This _______________________________.
People _____________________________.
This _______________________________.
catch a lot of fish every day
fewer and fewer fish in the sea each year
burn things to make energy
pollutes the air
throw away a lot of rubbish every day
pollutes the land
put waste into rivers and seas
pollutes the water
What can we do to protect the Earth
We must stop _______________________________________.
__________________________________________________.
catching a lot of fish every day
We must stop burning things to make energy
(or) We must stop throwing away a lot of rubbish every day.
(or) We must stop putting waste into rivers and seas.
1.环境正变得越来越糟糕。

2. 为了保护环境，我们最好不用塑料袋。
3，当你出门时，你应该乘公共汽车而不开车。

4，如果人人都能做这些小事，世界就有大改变。
5，我们必须停止砍伐树林。多种树。

6，工厂增加，随意倾倒污水。
句式积累
The environment is becoming worse and worse.
In order to protect the environment , we’d better not use plastic bags.
When going out ,we should take a bus instead of driving a car.
If everyone can do these small things, we can make a big difference.
More and more factories are built and some of them put dirty water into the rivers without cleaning it
We must stop cutting down trees, and plant more.
7．人们丢掉许多垃圾，这污染了大地。
8．越来越多的人们开车在路上，这污染了空气。
9．许多轮船把石油放进河里，这污染了水。
10.共享单车环保，减少污染。
People throw away a lot of rubbish. It pollutes the land.
More and more people drive on the road. It pollutes the air.
Many ships put the petroleum into the rivers. It pollutes the water.
The shared bikes are good for our environment , they can reduce pollution.
3
课堂小结
1, We have completed a report on protecting the Earth.
例　文　呈　现
4
课堂练习
谢谢
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