资源简介

(共25张PPT)
Unit 2
Saving
the
Earth
Topic 3
What can we do at home to protect the environment
Section A
Learning aims
知识目标:1、熟记单词，学会运用短语；2、学习并列句连词
能力目标： 1、学习并运用or,and,but while
连接的并列句。
2、能谈论在家和在学校能为环保做什么。
情感目标：能够谈论有关3R的话题，
学会分类垃圾，
树立环保意识。
Lead in
Let’s watch the video and answer:
(1)What happened to the earth？
（2）What should/shouldn’t we do
We shouldn’t
We should
单击打开网页
......
What should we do to be greener
We should reuse plastic bags instead of throwing them away.
We should reduce using plastic bags.
We should collect cans for recycling.
We call them the three Rs.
Pre-listening
[ri 'sa kl]
n.回收利用；再利用
['pl st k]
adj.塑料的
[k n]
n.罐子,罐头
recycle
Do you know them
Do you want to be a greener person to protect our environment
RECYCLE
It is the China Environmental Protection Badge.
[pr tek ( )n]
n.保护；防卫
ZHB is an organization that protects the environment.
[ ɡ na ze ( )n]
n.组织；团体；机构
As saying goes,“If we want to make great achivement,
we should start from ourselves, from the little things around.”
As a student, what can we do to protect our environment
Now, let's listen what Jane says.
Listen to 1a and answer the questions.
(1) Who is working for an organization that protects the environment
(2) What’s her main job
Her main job is to help spread the message about
(3) Should we use both sides of paper
While-listening
Task 1
Jane.
protecting the environment.
Yes, we should.
1b Listen to 1a again and complete the table.
An interview with Jane where Jane works in an ________________ to ______________________
what Jane is doing helping ___________________ about protecting the environment
what we can do at home ________________ we produce
what students can do at school collect _____________ and soft drink cans
organization
protect the environment
spread the message
reduce the waste
waste paper
Task 2
Listen ,look and say
Task 3
1c Read 1a and complete the sentences.
The three R’s ---_______, ______ and _______ --- are important.
At home, we can, for example, use both ______ of paper and reuse ______ bags.
At school, students are encouraged to ______ waste paper and ______________ because recycling can protect the ____________ and _______ money.
Then we _______ them _______ they can be recycled.
reduce
reuse
recycle
sides
plastic
collect
soft drink cans
environment
save
sort
so that
Task 4
J: work for; organization; protect the environment
Jane: spread the message; the three Rs
J: at home; protect the environment
Jane: reduce the waste;both sides of paper; plastic bags
J: at school
Jane: recycling; save money; collect ; sort
Act out the dialog in pairs
Post-listening
Task 1
Language Points
就某事采访某人
减少废弃物
使用纸的两面
重复使用塑料袋
省钱
鼓励某人做某事
把它们分类
为……工作
传播信息
饮料罐
被回收
Task 2
1.find out some phrases in 1a .
interview sb. about sth.
reduce waste
use both sides of paper
reuse plastic bags
save money
encourage sb. to do sth.
sort them
work for
spread message
soft drink cans
be recycled
Language Points
2. We should use both sides of paper and reuse plastic bags.
拓展：
①both…and… 两者都…… 可用来连接并列成分。
连接并列主语时，谓语动词用复数形式。
e.g.Both you and I are in Class 3.
both “两者都”可与of连用，后跟可数名词复数，作主语时，谓语动词用复数形式。
e.g.Both of us like English.
②both与not连用时，表示部分否定。
要表示全部否定，要用both的反义词neither。
e.g.Both of the books are not mine. 并非两本书都不是我的。
e.g.Neither of the books is mine. 两本书都不是我的。
Language Points
3. Recycling can protect the environment, and it can save money, too. 并列句
（p126)
并列连词
(1)并列句是由并列连词把两个或两个以上的简单句连在一起构成的句子， 连词前可用逗号，也可不用逗号。
(2)常用的连词有：and：表示并列关系
but, while：表示转折关系
or, either…or…：表示选择关系
so, for：表示因果关系
2 Combine the sentences with or, and, but or while, making some changes if necessary.
1. Noise is a kind of pollution. It’s harmful to our hearing.
Noise is a kind of pollution and it’s harmful to our hearing.
2. Work hard. You will fail the exam.
Work hard, or you will fail the exam.
3. Nodding the head means agreement. Shaking the head means disagreement.
Nodding the head means agreement while/but shaking the head means disagreement.
4. Hurry up. You will miss the bus.
Hurry up, or you will miss the bus.
5. He has failed several times . He never gives up.
He has failed several times, but he never gives up.
放弃
Task 3
v.点头
n. 同意
赶快
Can you sort the garbage
Task 4
What can we do to protect the environment
We should reuse plastic bags and recycle soft drink cans.
b
e
c
a
d
3a Read the table and write the correct letter under each picture. Then sort the garbage based on your own knowledge.
3a Sort the garbage based on your own knowledge.
Type of garbage Recycled Reused Reduced
a.plastic bags √
b.paper cups
c.cans
d.newspapers
e.glass bottles
√
√
√
√
3b Listen to the conversation and check your answers.
Wow! We’ve got so much garbage! Soft drink cans, lunch boxes, plastic bottles, batteries, waste paper, paper bags and cups,…
4 Suppose you will have a Clean-up Day. Work in groups and find out the garbage. Then sort them based on 3a and talk about them.
A: I think lunch boxes should be reused.
B: What about waste paper
A: I think…
Task 5 Group Work
1.Some words: nod, agreement
2.Some phrases：give up
3. Some sentences:
(1) We should reduce the waste we produce.
(2)Recycling can protect the
environment, and it can save
money, too.
1.Use the compound
sentences with or, and, but and while.
2.Talk about environmental
protection.
We
Learn
We
can
Summary
一、根据句意及汉语提示写出正确的单词。
1. Anyone who buys this kind of desk can get a small
/ pl st k/ toy for free.
2. She （点头）to us when she went into the room.
3. John usually /ri 'sa k( )lz/ newspapers and cans.
4. I have to get my parents' （同意）if I want to go out at school nights.
plastic
nodded
recycles
agreement
Exercises
Exercises
二、单选。
1. －Could you give me a glass of water
－ .
A. It's a pleasure. B. My pleasure.
C. With pleasure. D. A pleasure.
2. －Never ! I believe you can make it.
－Thank you. I will.
A. hurry up B. run out C. shut off D. give up
3. He is tall, his sister is short.
A. when B. or C. while D. and
4. Take more exercise, you will be healthier.
A. but B. for C. and D. so
5. We should try our best the waste we produce quickly.
A. reducing B. to reduce C. reduced D. to reduced
Read 1a.
Memorize the useful expressions and key sentences which we learn today.
Finish Section A in your workbook.
Preview Section B.
教学反思
本节课的目标是学习新单词和并列连词的基本用法，情感态度目标 是让学生认识到在学校在家里都可以为环保尽一份力。教学过程由测试导入，然后听力，获取信息，层层递进，最后通过画简单的思维导图复述对话。设计连贯，有深度。

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