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(共41张PPT)
Unit 8 A green world
Integration
译林版（2024）八年级
下
Learning objectives
1
Lead in
Presentation
3
Practice
Production
5
Summary
Assessment
7
Homework
2
4
6
8
By the end of the lesson, I will be able to...
1
2
3
know the key information about the global issue of soil desertification；
boost reading comprehension and analytical skills;
talk and write a speech on introducing green lifestyles and calling on people to make the earth a greener place.
01
Learning objectives
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Lead in
02
1. What is Daniel doing
2. What is the news about
3.What do you know about
desertification
He’s watching TV.
It’s about desertification.
dry land, sandstorms, no plants, etc.
Activity 1 Look and say.
02
4. What problems can desertification bring
Desertification can lead to the loss of fertile land, making it difficult to grow crops. It can also cause sandstorms, which harm the air quality and people’s health. Besides, it destroys the habitats of many plants and animals, leading to a reduction in biodiversity.
Activity 1 Look and say.
Lead in
Presentation
03
Daniel found an article about China's efforts to fight against desertification.
Presentation
03
Activity 2 Read and answer.
1. What has been a problem across almost 30% of the earth’s land
2. Why is the Mu Us Desert a perfect example of China’s efforts to fight against desertification
Desertification.
Because many trees were
planted there. Now about
80% of the desert is green.
Presentation
03
Activity 3 Read and think.
A Read it again and answer the questions below.
3. What has happened in China since 1997
4. What efforts do you think can be made to reduce desert area
China has reduced its desert area by thousands of square kilometres each year since 1997.
We can plant more trees, use water more efficiently and implement better land management practices. Furthermore, raising public awareness of environmental protection is equally important.
Presentation
03
An environmental journalist is talking about Qizi Bay in Hainan Province.
Presentation
03
n.
adj.
people
number
v.
B1 Read the table and predict the answers.
Activity 4 Predict.
Presentation
03
B1 Listen to the recording and finish.
living plants
filled with sand
women farmers
six million
tell the story of
Activity 5 Listen and fill.
Presentation
03
Daniel is listening to a news report about plastic.
Presentation
03
B2 Write a T if a sentence is true or an F if it is false. Then correct the false one(s).
1. By 2050, there might be more plastic in the ocean than fish. _______
2. Canada does not allow the use of tiny plastic pieces in personal
care products. _______
3. People can buy plastic food bags in supermarkets in New Zealand. _______
4. In New Zealand, people will be fined if they buy single-use plastics. _______
5. In Germany, people have to pay to recycle plastic bottles. _______
T
T
F
F
F
can not buy
shopping malls and supermarkets will be fined if they provide or sell
In Germany, people have to pay a little bit more when they buy a plastic bottle. If they bring the bottle back to be recycled, they get the money back.
Activity 6 Read and correct.
Presentation
03
Daniel is writing an article about environmental protection.
Presentation
03
B3 Help him complete the article with the information in Parts B1 and B2.
A greener earth
Many countries are taking action to protect our planet.
Desertification is a serious problem in many countries, including China. China is making efforts to reduce its desert area. One example is Qizi Bay in Hainan Province. Qizi Bay was once a (1) ______. When a (2) ______ hit, the air was filled with sand. To change this, a team of local women worked hard to (3) ___________ in the area. This was not an easy task. After many years of hard work and government support, they finally succeeded, and there are now millions of trees in Qizi Bay.
desert
storm
grow trees
Activity 7 Read and complete.
Presentation
03
B3 Help him complete the article with the information in Parts B1 and B2.
Another serious environmental problem is (4) _____________. Plastic is very useful in our daily lives, but it causes a lot of damage. Scientists are worried that soon there will be more plastic than (5) _______ in the sea. Lots of countries are trying to improve this situation. For example, in (6) ________, people are encouraged to recycle plastic bottles.
All these efforts give us hope for a greener planet. If we work together, we can make a big difference and create a better future.
fish
plastic pollution
Germany
Activity 7 Read and complete.
Presentation
03
Kitty and Sandy are talking about how green Sunshine Town is.
Presentation
03
C Listen to the conversation and fill in the blanks.
How to go green Advantages
(1) __________________
More of it can be (2) ________.
Use more (3) ____________ __________________.
Make our air (4)________
Separate rubbish
clean energy
(like solar power)
cleaner
recycled
Activity 8 Listen and fill.
Presentation
03
Kitty: Do you know that our town is hoping to win a Green Town honour
Sandy: Yes. I think it's great. Our town is green in many ways these days. For example, we all have to separate our rubbish now so that more of it can be recycled.
Kitty: And more clean energy like solar power is used. This helps make our air cleaner.
Sandy: That's right. There are also new systems to deal with the waste water in the city.
Kitty: Well, all these ways make a difference to the environment.
Sandy: Yes, they do.
Do you know + that 引导的宾语从句（that 可省略）
对…产生影响 / 作用
处理；应对
太阳能
清洁能源
win a ... honour 赢得…荣誉
Activity 9 Read and take notes.
Presentation
03
Kitty: Do you know that our town is hoping to win a Green Town honour
Sandy: Yes. I think it's great. Our town is green in many ways these days. For example, we all have to separate our rubbish now so that more of it can be recycled.
Kitty: And more clean energy like solar power is used. This helps make our air cleaner.
Sandy: That's right. There are also new systems to deal with the waste water in the city.
Kitty: Well, all these ways make a difference to the environment.
Sandy: Yes, they do.
Useful expressions:
A: Do you know that …
B: Yes. I think it’s … Our town is … For example, we all have to …
A: And … This helps ...
B: That’s right. There are also … to deal with ...
A: Well, all these ways make a difference to ...
B: Yes, they do.
Activity 10 Read and find useful expressions.
Presentation
03
Useful expressions:
A: Do you know that …
B: Yes. I think it’s … Our town is … For example, we all have to …
A: And … This helps ...
B: That’s right. There are also … to deal with ...
A: Well, all these ways make a difference to ...
B: Yes, they do.
Work in pairs and talk about how
green their hometown is,
using the conversation as a model.
Activity 11 Work in pairs.
Talk clearly (内容清晰)
Pronunciation(发音标准)
Body language(使用肢体语言)
Fluently(流利的)
Reasonable(理由合理)
Grade and share:
Presentation
03
Activity 12 Read and think.
If you are going to write your own presentation script on how to go green, what key points would you mention
Reduce single-use plastics
Recycle and reuse
Save energy and resources
Call for action
Presentation
03
Millie is listing her ideas on how to go green.
Practice
04
Activity 13 Read and answer.
D1 Read her notes and the tip below. Answer the question.
1. Before writing a presentation
script, what can we do first
We can list the main points first and then organize the ideas.
Practice
04
Activity 13 Read and answer.
D1 Read her notes and the tip below. Answer the question.
2. How does Millie organize her
ideas on how to go green
She organizes her ideas on how to go green by using three words: Reduce, Reuse and Recycle.
Practice
04
Activity 14 Read and match.
Let’s go green!
Are you ready to go green Everybody can do something to help protect the environment. It’s easy, and you only have to remember three words: reduce, reuse, recycle.
First, let’s focus on reducing waste and pollution. We can save water by taking shorter showers. We can turn off lights when leaving a room to save electricity. In addition, we can reduce pollution by saying no to single-use plastic bags and bottles.
Reusing old things is another way to live a greener life. This produces less waste and saves energy. For example, we can donate old clothes or books to charities and shop at second-hand stores.
Finally, recycle. It’s all about dealing with waste materials correctly. Remember that things like paper, plastic and glass can be recycled. We should also collect batteries and electronic products for recycling.
If we all follow these simple steps, we can make a big difference and enjoy a greener world!
Content
The details of the
3R’s (Main body)
The idea of the
3R’s (Introduction)
A call to action (Conclusion)
Practice
04
Activity 15 Read and answer.
Let’s go green!
Are you ready to go green Everybody can do something to help protect the environment. It’s easy, and you only have to remember three words: reduce, reuse, recycle.
First, let’s focus on reducing waste and pollution. We can save water by taking shorter showers. We can turn off lights when leaving a room to save electricity. In addition, we can reduce pollution by saying no to single-use plastic bags and bottles.
Reusing old things is another way to live a greener life. This produces less waste and saves energy. For example, we can donate old clothes or books to charities and shop at second-hand stores.
Finally, recycle. It’s all about dealing with waste materials correctly. Remember that things like paper, plastic and glass can be recycled. We should also collect batteries and electronic products for recycling.
If we all follow these simple steps, we can make a big difference and enjoy a greener world!
Question:
What are the three key words mentioned in the passage to help us go green
The three key words are reduce, reuse, recycle.
Practice
04
Activity 16 Read and take notes.
Let’s go green!
Are you ready to go green Everybody can do something to help protect the environment. It’s easy, and you only have to remember three words: reduce, reuse, recycle.
First, let’s focus on reducing waste and pollution. We can save water by taking shorter showers. We can turn off lights when leaving a room to save electricity. In addition, we can reduce pollution by saying no to single-use plastic bags and bottles.
Reusing old things is another way to live a greener life. This produces less waste and saves energy. For example, we can donate old clothes or books to charities and shop at second-hand stores.
Finally, recycle. It’s all about dealing with waste materials correctly. Remember that things like paper, plastic and glass can be recycled. We should also collect batteries and electronic products for recycling.
If we all follow these simple steps, we can make a big difference and enjoy a greener world!
Question:
And what does the writer suggest we do for each of these three words
go green
践行绿色生活
deal with
处理
make a big difference
产生很大的影响
Reduce: Save water by taking shorter showers; turn off lights to save electricity; say no to single-use plastic bags and bottles.
Reuse: Donate old clothes or books to charities; shop at second-hand stores.
Recycle: Recycle paper, plastic and glass; collect batteries and electronic products for recycling.
take shorter showers
缩短洗澡时间
single-use plastic bags and bottles
一次性塑料袋和塑料瓶
say no to
对… 说不
Practice
04
Let’s go green!
Are you ready to go green Everybody can do something to help protect the environment. It’s easy, and you only have to remember three words: reduce, reuse, recycle.
First, let’s focus on reducing waste and pollution. We can save water by taking shorter showers. We can turn off lights when leaving a room to save electricity. In addition, we can reduce pollution by saying no to single-use plastic bags and bottles.
Reusing old things is another way to live a greener life. This produces less waste and saves energy. For example, we can donate old clothes or books to charities and shop at second-hand stores.
Finally, recycle. It’s all about dealing with waste materials correctly. Remember that things like paper, plastic and glass can be recycled. We should also collect batteries and electronic products for recycling.
If we all follow these simple steps, we can make a big difference and enjoy a greener world!
Paragraph 1
Paragraph 2-4
Paragraph 5
The idea of the 3R’s (Introduction)
The details of the 3R’s (Main body)
A call to action (Conclusion)
Useful expressions
Everybody/Everyone can …
It’s …, and you only have to …
First, let’s focus on …/First of all, we can …
In addition, …/Moreover, …
… is another way to …
Second, it is … to …
Finally, …/Last but not least, …
Remember that …/Don’t forget to …
If we …, we can …
Let’s …
Activity 17 Read and find useful expressions.
Practice
04
Activity 18 useful expressions.
Useful expressions
Sentences Structure
Paragraph 1
Paragraph 2-4
Paragraph 5
The idea of the 3R’s (Introduction)
The details of the
3R’s (Main body)
A call to action (Conclusion)
Everybody/Everyone can …
It’s …, and you only have to …
First, let’s focus on …/First of all, we can …
In addition, …/Moreover, …
… is another way to …
Second, it is … to …
Finally, …/Last but not least, …
Remember that …/Don’t forget to …
If we …, we can …
Let’s …
Production
05
Use the article in Part D2 as a model.
D3 You are going to write your own presentation script on how to go green. Search for information on the internet. Use Millie’s writing as a model.
Activity 19 Work in pairs.
Make your notes like the ones
in Part D1.
Reduce ...
Reuse
Recycle
Paragraph 1
Paragraph 2-4
Paragraph 5
The idea of the 3R’s (Introduction)
The details of the
3R’s (Main body)
A call to action (Conclusion)
Production
05
Sample:
Hello everyone! Are you ready to go green Protecting our planet is everyone’s responsibility. The good news is—it’s not hard to start! By following three simple ideas—save, choose and act—we can all help create a healthier planet.
First, let’s save our precious resources. We can save energy by unplugging chargers when they’re not in use. We can save water by turning off the tap while brushing our teeth. We can also save paper by printing on both sides or reusing old notebooks.
Next, it’s important to choose wisely. Whenever possible, pick products with less packaging. Say yes to reusable bags, bottles and lunchboxes. Support local and seasonal foods—they travel shorter distances, which means less fuel and fewer emissions. Every smart choice adds up!
Finally, act—get involved! Join your school’s recycling programmes and make sure paper, cans and plastic go into the right bins. You can also start a small green project, like planting trees or setting up a classroom compost bin. Share what you learn with friends and family!
Remember, going green isn’t about being perfect. It’s about doing what we can, step by step. Together, our small actions can lead to big changes. Let’s start today—for our future and for our planet!
Activity 20 Evaluate and share.
Simple steps for a healthier planet
Production
05
What I can do Me Partner
1 I can discuss how to protect the environment.
2 I can use the passive voice in the simple future tense correctly.
3 I can describe how to go green with the new words in this unit.
4 I am more aware of how we can work together to make the earth a greener place.
* Assess your learning of new words and grammar by doing the exercises on page 137.
Result: □ Weak □ Good □ Wonderful
I am good at _________________________________________________
I need to spend more time on ____________________________________
My action plan: _______________________________________________
Activity 21 Evaluate and share.
Summary
06
The words we have learned
1. prep. 依照，根据 __________
2. desertification _______
3. adv. 几乎不 ______
4. / s ɡl ju s/ _________
5. damage ____________
6. / sek nd h nd/ __________
7. battery _______
8. adj. 电子的 ________
一、汉译英。
according to
hardly
single-use
n.损坏；损害
second-hand
electronic
n.电池
n.沙漠化
The phrases we have learned
Summary
06
二、用所给出的词的正确形式填空。
1. Many countries are working together __________ (protect) our only home.
2.China has made great _________ (progress) in dealing with desertification.
3.Taking small actions can make a big ________ (different) to the environment.
4.We all know that pollution is _________ (harm) to people’s health.
5.Let’s take part in tree-planting ________ (active) this weekend.
6.The government tries its best __________ (improve) the living environment.
7.We should say no to ______ (use) single-use plastic products.
8.__________ (recycle) waste is a good way to protect nature.
to protect
progress
difference
harmful
activities
to improve
using
Recycling
The sentences we have learned
Summary
06
https://www.21cnjy.com二一教育
三、句子互译。
We should work together to protect our planet.
___________________________________
2.我们可以通过缩短淋浴时间来节约用水。______________________________________
3.离开房间时记得关灯来节约用电。_______________________________________________________
4.我们应该拒绝使用一次性塑料袋和瓶子。____________________________________________
5.Recycling paper, plastic and glass is a good way to reduce pollution.
________________________________________
我们应该一起努力来保护我们的星球。
We can save water by taking shorter showers.
Remember to turn off lights when leaving a room to save electricity.
We should say no to single-use plastic bags and bottles.
回收纸张、塑料和玻璃是减少污染的好方法。
Assessment
07
Self-assessment
I know the key information about the global issue of soil desertification;
I can boost reading comprehension and analytical skills;
I can talk and write a speech on introducing green lifestyles and calling on people to make the earth a greener place.
Basic (基础)
模仿课本对话（如 Kitty & Sandy 的对话），设计一组介绍“如何让家乡更环保”的英文对话，至少 6 句，包含 2 个以上本单元的重点短语。
Improving(提升)
选择一个你了解的环保行动（如 “防治荒漠化”“减少塑料污染”），仿照Millie的演讲稿（D2 部分），写一篇80 词左右的英文短文，介绍这项行动和我们可以做的小事。
Extend (拓展)
Homework
08
为“防治荒漠化”或“减少塑料污染”设计一则英文公益宣传语 / 海报文案，内容需包含：机构 / 主题介绍 ；1-2 句行动倡议。语言简洁有感染力，可搭配简单手绘插图。
Summary
05
Unit 8 A green world
Integration
Useful expressions:
A: Do you know that …
B: Yes. I think it’s … Our town is … For example, we all have to …
A: And … This helps ...
B: That’s right. There are also … to deal with ...
A: Well, all these ways make a difference to ...
B: Yes, they do.
go green 践行绿色生活
deal with 处理
make a big difference产生很大的影响
take shorter showers 缩短洗澡时间
single-use plastic bags and bottles
一次性塑料袋和塑料瓶
say no to 对… 说不
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