牛津深圳版七年级下 4.9 Unit 4 More practice（课件）+嵌入音频

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Unit 4 Save the trees
More practice & culture corner
牛津深圳版七年级下册
Forests can keep the balance of carbon dioxide and oxygen in the air, and can also remove harmful gases from the air, so they are called “the lungs of the earth”. So we must protect forests
The lungs of the earth——forests
1
课堂导入
Do you know which place it is
It’s the Amazon rainforest, the largest rainforest in the world.
It is in South America.
Where is the Amazon rainforest
How large is it
It is very large covering an area of 7 million square kilometers and spreads across nine countries.
Read the article below about the Amazon rainforest. Then complete the notes.
The Amazon rainforest
The Amazon rainforest in South America is the largest rainforest in the world. It covers five and a half million square kilometres of the Amazon Basin and spreads across nine countries.
The Amazon rainforest is very is important because it is home to thousands of animals, birds and insects.
2
课堂活动
A
However, people are destroying the area by cutting down many of the trees. This is called “deforestation”. Many living things lose their homes because of deforestation. As a result, the number of kinds of animal, birds, insects and trees in the world is decreasing.
We must do our best to protect the Amazon rainforest.
1. Where is the Amazon rainforest
In South America.
2. How large is the Amazon rainforest
It covers five and a half million square kilometres of the
Amazon Basin and spreads across nine countries.
Answer the following questions.
3. Why is the Amazon rainforest very important
Because it is home to thousands of animals,
birds and insects.
4. What does “deforestation” mean
It means destroying forests by cutting down the trees.
5. What is the result of deforestation
Many living things lose their homes and the number of kinds of
animals, birds, insects and trees in the world is decreasing.
6. What should we do
We should do our best to protect the Amazon rainforest.
The Amazon rainforest is the _______ rainforest in the world.
It covers 5.5 million square kilometres of the _____________.
It spreads across _____ countries.
The rainforest is important because it is ______ to many living things.
The rainforest is in danger because of ____________ (the cutting down of trees).
largest
Amazon Basin
nine
home
deforestation
Culture corner
Chinese tea
Tea is the most popular drink in the world besides water. All tea comes from the tea plant. People pick leaves from it to make tea.
The habit of drinking tea has a long history in China. According to an old story, Chinese Emperor Shennong discovered tea. Lu Yu, a writer during the Tang Dynasty, wrote the first book about tea.
There are several types of Chinese tea, such as white tea, green tea and black tea.
Answer the questions.
What is tea
Tea is the most popular drink in the world besides water.
Where does tea come from
All tea comes from the tea plant.
Who discovered tea according to the old story
Chinese Emperor Shennong discovered it.
What tapes are there of Chinese tea
White tea, green tea and black tea.
Write a short passage.
Do you like drinking tea What else do you know about tea Why
Project
Do you want to improve your school environment In this project, you will write a plan for a green project.
Planning green activities
In groups, have a brainstorming meeting and write down your ideas for the green project.
A
design an indoor garden or a roof garden
plant more trees and flowers
reduce, reuse, recycle
_________________________
A mini-garden at school
___________________________________
Plants help clean the air.
___________________________________
Firstly, we will grow some plants in the area next to the playground. Secondly, we will ask students to … Finally, …____________________________________
We believe that this project will help improve the school environment.
Title of the project
How the project will help protect/ improve the school environment
How you will do the project
Conclusion
Write a plan for your project.
B
一、根据句意及首字母提示写出所缺单词。
Can you swim a________ the river by yourself
2. My house is big. It c________ 300 square metres.
3. There are many beautiful b________ flying in the sky.
4. The little boy can count the n________ from one to one hundred.
5. It’s i________ for us to protect trees.
cross
overs
irds
umbers
mportant
4
课堂训练
the Amazon rainforest
South America
spread across
be home to
thousands of
cut down
lose their homes
because of
as a result
the number of …
Do/try one’s best to do sth,
(be) in danger
亚马逊雨林
南美洲
遍及
…… 的家园
成千上万的
砍伐
失去他们的家园
因为
结果
…… 的数量
尽某人的全力做某事
处于危险中
二、翻译下面的短语
三、根据中文意思完成句子。
1. 他每天跑步三十分钟，结果他体育考试得了满分。
He runs for thirty minutes every day. ___ __ ____ ,
he got full marks in the P.E. exam.
2. 很多动物因为环境污染失去了家园。
Many animals _____ _____ _____ because of environmental pollution.
3. 每天成千上万的旅游者来到中国参观长城。
_____ _____ visitors come to China to visit the Great Wall every day.
4. 因为大雨，他没能及时赶到火车站。
He couldn’t arrive at the train station on to me _______ _____ the heavy rain.
As a result
lost their homes
Thousands of
because of
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