资源简介

(共49张PPT)
Unit 4 Our World
Topic 1 What’s the strongest animal on the farm
Section C 阅读优质课
（仁爱科普版）八年级
上
Learning objectives
1
Lead in
Pre-reading
3
While-reading
Post-reading
5
Summary
Assessment
7
Homework
2
4
6
8
1
Learning objectives
By the end of the lesson, I will be able to...
01
02
03
04
learn some core words and expressions of the text;
learn to describe the situation of rainforests and the importance to the earth;
talk about how to protect rainforests；
improve our reading and writing skills..
2
Lead in
Watch a video
What’s it about
It’s about rainforest.
Let’s learn more
about rainforest！
2
Lead in
What can you guess from the word
rainforest
rain
forest
many trees
rainy , wet
Free talk
rainforest / re nf r st/
n. （热带）雨林
forest / f r st/
n. 森林
3
Pre-reading
Learn new words
Questions:
Can you say the features(特征) of the rainforest
Rainforests are thick forests in the hot parts of the world.
thick /θ k/
adj. 茂密的；厚的；浓的
feature / fi:t /
n. 特征；特点
3
Pre-reading
Learn new words
It covers 6% of the earth’s surface.
cover / k v /
v. 覆盖；掩盖 n. 盖子；罩
earth / :θ/
n. 地球；土，泥；大地
surface / s :f s/
n. 表面
3
Pre-reading
Learn new words
It rains a lot and the ground is always wet.
ground /ɡra nd/
n. 地，地面
wet /wet/
adj. 湿的，潮湿的
3
Pre-reading
Questions:
Do you know the importance(重要性) of the rainforest
Learn new words
Rainforests provide places to live for thousands of plants and animals found nowhere else on Earth.
thousands of 成千上万，几千
nowhere / n we /
adv. 无处，哪里都不
3
Pre-reading
Learn new words
Rainforests also provide us wood, food, fruit, medicine and many useful things.
wood /wud/
n. 木头，木材；(pl.)树木，森林
3
Pre-reading
Learn new words
Rainforests play an important part in controlling the climate.Without rainforests, many beautiful plants and animals would die out.
control /k n tr ul/
n./v. 控制
climate / kla m t/
n. 气候
die /da /
v. 死，死亡
die out
灭绝；消失
3
Pre-reading
Learn new words
We need rainforests for many reasons, so we should protect them.
reason / ri:zn/
n. 原因，解释 v. 推理，推断
protect /pr tekt/
v. 保护
3
Pre-reading
Play a game
单词英汉互译
浓密的
ground
wet
表面
提供
药材
climate
控制
覆盖
wood
3
Pre-reading
Work on 1a
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
4
While-reading
Main idea
1. What's the writing style of this passage
A. narration（记述文）
B. exposition（说明文）
2. What's the passage about
A.Rainforests
B.Rainforests are the lungs of the earth.
C.Rainforests are becoming smaller and smaller.
插图有对课文提供直观线索的作用，大家可以对文本内容进行大胆预测或猜测，从而起到有针对性听的效果
4
While-reading
Read and answer
What's the main idea of each paragraph？
B. The features(特征) of rainforests
A. The importance(重要性) of the rainforests
Para.1
Para.2
4
While-reading
Read and find
Scan the passage and try to find out the topic sentences.
Rainforests are thick forests in the hot part of the world. It rains a lot and the ground is always wet. It's always dark and hot. Rainforests cover 6% of the earth's surface. They provide places to live for thousands of plants and animals found nowhere else on earth. There are lots of tall trees and other different kinds of plants.Thousands of thousands of animals live in rainforests. Many of them live in the trees over 30 meters from the ground.
Rainforests are important to us. They are the lung of the earth. The plants in the forests help to make the air fresher and cleaner. They also hold the water when it rains and keep the water cycling. They play an important part in controlling the climate. Without it, many animals and plants would die out. Rain forest give us wood, food,fruit, medicine, and many more useful things. We need rainforstsfor many reasons, but now they are becoming smaller and smaller, so we should protect them.
4
While-reading
Read para.1 and answer the questions.
Work on 1a
(3) Where do animals
live in rainforests
(1) What are rainforests
(2) How many animals
are living in the rainforest
Rainforests are thick forests in the hot parts of the world.It rains a lot and the ground is always wet.It's always dark and hot in rainforests.Rainforests cover 6% of the earth's surface.They provide places to live for thousands of plants and animals found nowhere else on Earth.There are lots of tall trees and other different kinds of plants.Thousands and thousands of animals live in rainforests.Many of them live in the trees over 30 meters from the ground.
4
While-reading
Read para.2 and answer the questions.
Work on 1a
(4)What can we get from
rainforests
(5)Why are rainforests
important to us
Rainforests are very important to us.They are the lungs of the earth.The plants in the forests help to make the air fresher and cleaner.They also help to hold the water when it rains and keep the water cycling.They play an important part in controlling the climate.Rainforests also help to keep the beauty of nature.Without rainforests, many beautiful plants and animals would die out.
Rainforests give us wood, food, fruit, medicine, and many more useful things.We need rainforests for many reasons.But now, rainforests are becoming smaller and smaller, so we should protect them.
4
While-reading
Read para.2 and fill in the blanks.
Work on 1a
Why are rainforests important to us
1. The plants make the air _____ and _____
4. Rainforests help to keep the beauty of ________.
2. They help to _____ the water and keep the water____
3. They help to control the ________
5. They give us ______ , _____, fruit, _________ and so on
.
fresher
cleaner
hold
cycling
climate
nature
wood
food
medicine
4
While-reading
Work on 1b
Feature of rainforests 1. in the ______ parts of the world.
2. ______ ground and always ______ and ______
in them.
3. cover ______ of the earth’s ______
4. give a home to many beautiful _____ and ______
Importance of rainforests 1. make the air _______ and ________
2. _____ the water and keep the water_______
3. control the ________
4. keep the beauty of ________
5. give us ______ , _____, fruit, ________ and so on
hot
wet
dark
hot
6%
surface
plants
animals
fresher
cleaner
hold
cycling
climate
nature
wood
food
medicine
4
While-reading
Work on 1C
Read again and answer the questions.
1. What does the word “cover” mean in Paragraph 1
2. Why are rainforests the lungs of the earth
3. Why should we protect rainforests well
4. Can you guess what the next part of the passage will talk about
It means “覆盖”。
Because the plants in the forests help to make the air fresher and cleaner.
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 how to protect rainforests.
The last sentence in a paragraph may tell you what comes next.
5
Post-reading
Watch and understand
5
Post-reading
Rainforests
Rainforests are thick forests in the hot parts of the world. It rains a lot and the ground is always wet. It’s always dark and hot in rainforests. Rainforests cover 6% of the earth’s surface. They provide places to live for thousands of plants and animals found nowhere else on Earth.There are lots of tall trees and other different kinds of plants. Thousands and thousands of animals live in rainforests. Many of them live in the trees over 30 meters from the ground.
Rainforests are very important to us. They are the lungs of the earth. The plants in the forests help to make the air fresher and cleaner. They also help to hold the water when it rains and keep the water cycling. They play an important part in controlling the climate. Rainforests also help to keep the beauty of nature.Without rainforests,many plants and animals would die out. Rainforests give us wood , food, fruit and many more useful things.We need rainforests for many reasons. But now, rainforests are becoming smaller and smaller, so we should protect them.
Listen and follow
Tips:When we read,we should pay attention to pronunciation（语音）and intonation（语调）
Checklist Star
1.Read loudly and fluently. 声音响亮且流利
2.Read with intonation and feelings. 语调正确且富有情感
3.Pronounce correctly. 发音准确
5
Post-reading
Rainforests
Rainforests are thick forests in the hot parts of the world. It rains a lot and the ground is always wet. It’s always dark and hot in rainforests. Rainforests cover 6% of the earth’s surface. They provide places to live for thousands of plants and animals found nowhere else on Earth.There are lots of tall trees and other different kinds of plants. Thousands and thousands of animals live in rainforests. Many of them live in the trees over 30 meters from the ground.
Language points
茂密的森林
黑暗的
provide sth. for sb.=provide sb. with sth.为某人提供某物
There be 有
lots of=a lot of +可数名词复数/不可数名词 许多
成千上万
居住
超过 =more than
5
Post-reading
Rainforests are very important to us. They are the lungs of the earth. The plants in the forests help to make the air fresher and cleaner. They also help to hold the water when it rains and keep the water cycling. They play an important part in controlling the climate. Rainforests also help to keep the beauty of nature.Without rainforests,many plants and animals would die out. Rainforests give us wood , food, fruit and many more useful things.We need rainforests for many reasons. But now, rainforests are becoming smaller and smaller, so we should protect them.
Language points
be important to sb. 对某人很重要
make sb./sth. +adj. 使某人某物怎么样
储存水分
play an important part in sth./doing sth.在...中起重要作用
灭绝
因为许多原因
5
Post-reading
Read and fill
Fill in the blanks.
Rainforests are thick forests in the _______(热带的) parts of the world. The ground is ______(潮湿的). Rainforests ______ (覆盖)6% of the earth’s surface. _______________ （成千上万的）plants and animals live in them.
Rainforests are important to us. They are the lungs of the earth. They make the air__________________（更清新干净） fresher and cleaner . They also help to hold the water and keep the water cycling . They _________________________ (在…中起重要作用）controlling the climate. They also help to keep the beauty of nature .Without them, many plants and animals would ______ ______ （灭绝）. But now, rainforests are becoming _____________________ （越来越小）. So we should ________ （保护）them.
hot
wet
cover
Thousands of
play an important part in
die out
smaller and smaller
protect
fresher and cleaner
5
Post-reading
Retell the passage
rainforests
feature
importance
situation

measures [ me z]
thick, hot, wet, dark
covers 2% of...
are homes to...
1.make ...
2. hold ...
3. control ...
4. keep ...
5. provide ...
smaller and smaller
Checklist Star
1.Everyone shares the ideas. 小组全员参与
2.Retell completely and fluently. 复述完整且流利
3.Be loud. 复述声音响亮
4.Pronounce correctly. 发音准确
Group work
What can we do to protect the rainforests
2 Discuss the pictures in groups about how to protect rainforests. Then write a short passage.
5
Post-reading
In our everyday life, we had better plant more trees.
Use the follow expressions.
Don't...
We should...
We can't / shouldn't ..., or...
If we..., our world will...
5
Post-reading
We should ask people not to cut down too many trees
Use the follow expressions.
Don't...
We should...
We can't / shouldn't ..., or...
If we..., our world will...
5
Post-reading
We should do anything we can, such as....
Use the follow expressions.
Don't...
We should...
We can't / shouldn't ..., or...
If we..., our world will...
stop using chopsticks for only once（一次性筷子）
use less paper
use both sides of paper
5
Post-reading
We can show and tell people about....
Use the follow expressions.
Don't...
We should...
We can't / shouldn't ..., or...
If we..., our world will...
5
Post-reading
show and tell people about...
How to protect rainforests
do anything we can, such as...
ask people not to...
had better plant...
Group work
Try to link your points by using linking words, such as first and second.
5
Post-reading
Mind map
Rainforests are very important to us. It is necessary for us to protect them very well. Then how can we protect them Here is my advice.
Beginning：
Body：
First, _______________________________.
Second, _______________________________.
Third, _______________________________.
After that, _______________________________.
Ending：
It’s our duty to protect rainforests well. If you follow my advice, our life will be better and better. Let's protect rainforests from now on.
Speak aloud!
Be confident!
Sharing!
6
Post-reading
Total:__________
投资回报
Peer-check list Yes No
1. A clear structure （beginning,body,ending）
2. The right person （the first person）
3. The right tense
4. Good expressions
5. Any linking words （because , such as,first,second....）
6. Any details
7. Beautiful hand-writing？
Checklist
5
Post-reading
Writing
You can write like this :
Rainforests are very important to us. It is necessary for us to protect them very well. Then how can we protect them Here is my advice.
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.
It’s our duty to protect rainforests well. If you follow my advice, our life will be better and better. Let's protect rainforests from now on.
6
Summary
The words we have learned
1.rainforest_______ 2.茂密的__________
3./’f :rist/ _______ 4.地面 _______
5./’wet/ _______ 6./’k v r/ _______
7.地球，土_______ 8.表面_______
9.无处_______ 10.控制_______
11.climate _______ 12.死亡_______
13.保护_______ 14.木头 _______
15./’ri:zn/ _______
雨林
thick
森林
ground
wet
cover
earth
surface
nowhere
control
气候
die
protect
wood
reason
6
Summary
The phrases we have learned
1. 覆盖6%地球的表面__________________________
2. 为...提供...______________
3. 数以千计的动植物___________________________
4. 各种各样的_________________
5. 对...很重要 _________________
6. 使空气更清新和更清洁___________________________
7. 保持水循环利用___________________
8. 在...发挥重要作用_______________________
9. 灭绝_____________
10. 出于许多原因______________________
11. 变得越来越小______________________
cover 6% of the earth’s surface
provide... for
thousands of animals and plants
different kinds of
be important to
make the air fresher and cleaner
keep the water cycling
play an important part in
die out
for many reasons
become smaller and smaller
6
Summary
The passage we have learned
Rainforests
Feature
Importance
1.thick, hot
2.wet ,dark,hot
3.cover,surface
4.provide, thousands of
1.fresher,cleaner
2.hold, cycling
3.control, climate
4.Beauty of nature
5.food,wood….
6
Summary
The passage we have learned
After reading, can you guess why the writer wrote the passage
A. Because the rainforests are so beautiful that she wants to remember them by writing.
B. Because she wanted to introduce rainforests to others.
C. Because she wanted to tell people that rainforests are so important that we should protect them.
7
Assessment
Listen carefully
Express yourself
Ask questions
Read aloud
Note something important
Review
Evaluate yourselves
English leader
Leader assistant
Group member 1
Group member 2
Members
In total
Members Listen carefully Express yourself Ask questions Read aloud Note something important Review
In total
English leader
Leader assistant Group member 1 Group member 2 Evaluate yourselves
Good learners achieved!
LEARNER
S
8
Homework
基础作业
Read 1a and make a mind map.
基础作业
8
Homework
提高作业
Choose the best answer.
( ) 1. Winter is coming. The day is becoming _____.
A. hot and hot B. hotter and hotter
C. colder and colder D. cold and cold
( ) 2. There were _____ animals in the forest many years ago.
A. thousand of B. thousands of
C. three thousand of D. three thousands of
( ) 3. Rainforests _____ people _____ many useful things such as wood,
fruit, medicine and so on.
A. provide; with B. provide; for
C. give; to D. give; for
C
B
A
8
Homework
拓展作业
Environmental Proposal(环保倡议书)
5
We should...
4
We can...
3
We should not...
2
1
We should...
Rainforests are very important to us. It is necessary for us to protect them very well.
We'd better...
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