Unit 13 We’re trying to save the earth!Section B(3a-Self Check)课件(共12张PPT)

(共12张PPT)
第五课时：Section B
(3a-Self Check)
We’re trying to save the earth!
Unit 13
同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！
We’ll learn about how to write articles about
environment problems and how to improve it.
Think about the environment in your town/city and complete the chart below.
3a
Good
environment Why？ Bad
environment Why？
Which parts of the town/city have a nice environment？Why are they nice？Which parts need to be improved？Why
Write a letter to the city mayor about the problems
and your suggestions.
3b
In your letter，describe the environmental problems in your town/city.
·What are the problems
·Where are they
·What or who is causing these problems
Then，give suggestions or possible ways to solve the problems.
I think that...
We should/could...
I suggest...
Self Check 1
Write different forms of the words. Then add more to each group.
v.—n.　　 n．—adj.　　 adj.—n.　　 adj.—adv.
pollute— fame— different— slow—
act— wood— important— wide—
protect— science— sudden—
inspire— health— real—
build— south—
create— care—
pollution
famed/
famous
difference
slowly
action/actor
wooden
importance
widely
protection
scientific
suddenly
inspiration
healthy
really
building
southern
creativity
careful
Self Check 2
Match each statement with the grammar structure.
Statement Grammar
The river used to be so clean. Present progressive
We have seen many changes in the environment. Modal verbs
People should take public transportation more. Passive voice
The river is polluted by factories. used to
The air pollution is getting worse and worse. Present perfect
Self Check 3
Write ways to cut down on these kinds of pollution.
Kinds of pollution Ways to cut down
water pollution
land pollution
noise pollution
air pollution
单元知识浓缩
用方框中所给单词或短语的适当形式填空。
There is more and more ___________1 in our world.
A lot of trees are__________2 by people.They can protect our air and they are many animals' homes.The air is polluted because there are too many cars on the road.The factories that burn coal also let out the air with a lot of black smoke.So we should walk or take the bus ___________3 driving the car.And we can ride our bikes.There are some __________4 of bike riding.It is good for health and it doesn't ________5 anything.
pollution
make a difference，ugly，instead of，advantage，litter,
cost，wood，throw，pollution，cut down
cut down
instead of
advantages
cost
There is too much ________6 and waste in public places.This is turning beautiful places into ________7 ones.I think we should bring some bags when we go shopping.We shouldn't use __________8 chopsticks when we buy takeaway food.And remember _________9 rubbish in the bins and keep public places clean and beautiful.
Our actions can __________________10 and lead us to a better future!
litter
ugly
wooden
to throw
make a difference
make a difference，ugly，instead of，advantage，litter,
cost，wood，throw，pollution，cut down
本节课主要处理了Self Check部分的练习题。
1.熟记本课时的词汇
2.完成本课时的课后作业(ppt+word)