仁爱版八年级上册Unit 1 Playing Sports Topic 1课件(共27张PPT)

(共27张PPT)
Topic 1 What’s the strongest animal on the farm
earth n. 地球；土，泥；大地
rainforest n. (热带)雨林
forest n. 森林
Look at the pictures and check which questions the passage can answer.
What are rainforests
How many animals are living in rainforests
Where do animals live in rainforests
What can we get from rainforests
Why are rainforests important to us
Watch the flash of 1a, and find out the answers.
What can rainforests give us
1a
wood n. 木头，木材；woods 树木，森林
Rainforests give us …
rubber n.橡胶
Rainforests give us …
food
medicine
Rainforests give us …
fruits
Rainforests give us …
Listen to 1a and complete the table. Then check with your partner.
Feature of rainforests in the ______ parts of the world
_______ ground and always ____ and ____ in them
cover ____ of the earth’s _______
give a home to many beautiful ______ and ________
Importance of rainforests make the air _______ and ________
_____ the water and keep the water______
control the ________
keep the beauty of ________
give us ______, ______, fruit, ________ and so on
hot
wet
dark
hot
6%
surface
plants
animals
fresher
cleaner
hold
cycling
climate
nature
wood
food
medicine
1b
1c
Read again and answer the questions.
What does the word “cover” mean in Paragraph 1
Why are rainforests the lungs of the earth
It means “覆盖”.
Because the plants in the forests help to make the air fresher and cleaner.
1c
Read again and answer the questions.
3. Why should we protect rainforests well
4. Can you guess what the next part of the passage will talk about
Because they help to hold the water and keep the water cycling. They play an important part in controlling the climate.
Yes. The next part may talk about what we should do to protect rainforests.
The last sentence in a paragraph may tell you what comes next.
1c
Read again and answer the questions.
5. What should we do to protect rainforests
We should save paper and mustn’t use the chopsticks for only once.
Rainforests cover 6% of the earth’s
surface.
six percent
数词 % +
可数名词复数
可数名词单数 / 不可数名词
Eg: 50% of the students in our class are boys.
70% of the earth is water.
成千上万的
成百上千的
成百万上千万的，数以百万计的
hundreds of
millions of
Thousands and thousands of
animals live in rainforests.
3. Many of them live in the trees over 30 meters
from the ground.
over = more than 多于， 超过
eg: Our class has _________________ 50 students.
4. They play an important part in controlling the
climate.
play an important part ( in sth.)
在某事中起重要作用； 参与（某事）
Eg: 他积极参加班级活动。
He _________________________ class activities.
over/more than
plays an active part in
5. But now rainforests are becoming smaller and
smaller.
“形容词比较级 + and + 形容词比较级” 越来越……
Eg. 天气变得越来越暖和了。
The weather gets warmer and warmer.
中国变得越来越强大。
China becomes stronger and stronger.
越来越小
Discuss the pictures in groups about how to protect rainforests. Then write a short passage.
show and tell people about …
do anything we can，such as …
ask people not to …
ask people not to cut …
Let’s plant …
You can write like this :
Rainforests are very important to us. It is necessary for us to protect them very well. First, we should make people know about the importance of protecting them. Then ask people not to cut down the trees without plans. For us, we should do something as possible as we can. When we have meals, we mustn’t use chopsticks for only once. In the life, use less paper and be sure not to waste it.
1. Learn to describe the situation of
rainforests and the importance to the earth. 2. Talk about how to protect rainforests.
3. useful phrases: thousands of
control the climate
over = more than
play an important part ( in sth.)
smaller and smaller
Name Way
Make a survey among your classmates about how to save water in their family. Then report it to the class tomorrow.