资源简介

(共30张PPT)
Lesson 45 Let's Sort Garbage.
Unit 8 Save Our World
[s t] v.整理；把...分类
What kinds of garbage can we see in our daily life？
What do you do with your garbage
What kinds of things can be recycled and reused
recycle [ ri sa kl] v. 回收利用；再循环
reused v. 重复使用 adj. 再生的
New Words
sort [s t]
empty [ empti]
metal [ metl]
plastic [ pl st k]
recycle [ ri sa kl]
amount [ ma nt]
litter [ l t (r)]
v. 分类；整理 n. 类；种类；类型
adj. 空的 v. 把……弄空
n. 金属
adj. 塑料的
v. 回收再用；再循环
n. 量；数量
n. 垃圾 v. 使乱七八糟；乱扔
用所给词的适当形式填空。
1. I’d like three _________(glass) of water
2. It’s dangerous ________(leave) water here.
3. Jenny ________(empty) the garbage every Sunday.
4. Not all the rubbish can ________(reuse).
5. I can help Li Feng ________(sort) the garbage.
词汇运用：
glasses
to leave
empties
be reused
sort
--Danny empties two bags
of garbage onto the floor.
What is Danny doing？
Look and say：
Practice
听课文，填入适当的词汇。
(1) There is more paper than __________.
(2) There is less __________ than plastic.
(3) __________ is the least.
(4) __________ is the most.
(5) Jenny thinks people throw __________ away.
(6) It’s a __________ to use paper only on one side.
(7) Danny will use some glue to fix the __________ wheel.
(8) All of the glass can be recycled and __________ new glass.
(9) It’s __________ to leave broken glass on the ground.
plastic
metal
Glass
Paper
too much
waste
broken
made into
dangerous
Jenny: That's a lot of garbage! Can I help you sort it
Danny: Yes, please. Let's put the glass here, the metal here, the plastic here and the paper here.
(After they sort the garbage, Danny and Jenn are surprised. Almost all of it can be reused or recycled! They need to throw away only one small bag of garbage!)
Jenny: People throw too much away. They shouldn't waste so much!
Danny: That's right. Look! There is more paper than plastic. And there is less metal than plastic. There is the least amount of glass.
Jenny: And the most amount is paper. It is a waste to use paper only on one side.
Danny: Hey! I found a toy car. One of the wheels is broken. I'll take this car home and clean it. Then I'll use some glue to fix the broken wheel. When I finish fixing this car. I will give it to my little cousin, Debbie.
Jenny: Nobody should throw away a toy like this. It can be fixed. It's not right to waste things. Look at all of the glass. It can all be recycled and made into new glass.
Danny: A lot of glass is broken. It's dangerous to leave broken glass on the ground. Once. I cut my foot on a piece of broken glass.
Jenny: Litter can hurt people!
1.There is a lot of garbage: glass, metal, plastic and paper. （ ）
2.There is the most amount of glass and the least amount of paper. （ ）
3.Danny found Debbie's toy car in the garbage. （ ）
4.Danny once cut his foot on a piece of broken glass. （ ）
读课文；判断正误
T
F
F
T
Reading and Answering
Read the dialogue and answer the following questions.
1. Why are Danny and Jenny surprised after sorting the garbage
2. How do people waste paper
Because almost all of it can be reused or recycled! They need to throw only one small bag of garbage.
They use paper only on one side.
3. What will Danny do with the broken toy car
He will take it home and clean it. Then he will fix the broken wheel. Finally he will give it to Debbie.
4. Why is it dangerous to drop litter / rubbish carelessly
Because litter can hurt people.
知识点讲解
1. Danny empties two bags of garbage onto the floor.
empty v. 把...弄空；掏空
及物动词
你能为我把盘子清空吗？
Can you empty the plates for me？
empty adj. 空的；空着的
反义词：full 满的
我朝教室里看，但是我发现里面空无一人
I looked into the classroom but I found it empty.
2. Can I help you sort it
sort v. 分类，整理
① sort out 理顺；整理
整理我们的全部行李花了相当长的时间
It took quite a long time to sort out all our luggage.
② sort ...into... 把...分类...
他帮我把水果分类为苹果，香蕉和梨
He helped me to sort the fruits into apples,bananas and pears.
sort n. 种类；类型
相当于kind/type
① a sort of 一种...
② all sorts of 各种各样的
竹子是一种中空植物
Bamboo is a sort of hollow plant.
3. They need to throw away only one small bag of garbage!
need v. 需要
实义动词
① need sth. 需要某物
② need to do sth. 需要做某事
③ sth. need(s) doing= sth. need(s) to be done
某物需要被...
我的手表需要修理
My watch needs repairing.
=My watch needs to be repaired.
need 还可做情态动词
常用于否定句或疑问句中，没有时态，人称和数的变化
后接动词原形
needn’t 意为“不必”
明天他不必去那儿？
He needn’t go there tomorrow.
明天他有去的必要吗？
Need he go yesterday
4. Almost all of it can be reused or recycled!
此句式为：含有情态动词的被动语态
句式：情态动词+be+过去分词
你的手表能修。
Your watch can be repaired.
含有情态动词的被动语态变否定句：情后加not
变一般疑问句：情提前
5. People throw too much away. 人们扔掉的太多。
辨析：too much, too many与much too
too much 太多，修饰不可数名词或修饰比较级，含有“过分，难以接受”之意。
too many 太多，修饰复数可数名词。
much too 太……，修饰形容词或副词的原级。
6. There is the least amount of glass. 玻璃的量最少。
amount n.量；数量
the least amount of 数量最少的
the amount of ……的数量
※ We must cut down on the amount of material we use.
我们必须削减原料使用量。
※ He spent the least amount of time preparing for the exam.
他花最少的时间备考。
拓展：
the amount of 使用时要注意的问题：
(1)后面要接不可数名词；
(2)作主语时，谓语动词要使用单数形式。
※ The amount of the money we raised has reached 10, 000 yuan.
我们筹款的数量已经达到了一万元。
7. One of the wheels is broken. 其中一个轮子坏了。
(1) one of… ……之一。它后面跟可数名词复数。它作主语时，谓语动词用第三人称单数形式。
※ One of my friends comes from Canada.
我的一个朋友来自加拿大。
8.It is a waste to use paper only on one side.
It is+名词/名词性短语+to do sth.
做某事是...的
饭前洗手是一个好习惯。
It’s a good habit to wash hands before meals.
(1)该句中it是形式主语，真正的主语是to leave broken glass on the ground。
(2) leave v.使保留；让……处于(某种状态、某地等)。其后可接名词、形容词、动词不定式、现在分词、过去分词或介词短语充当宾语补足语。
该句中“leave broken glass on the ground”的结构为“leave +名词+介词短语”。
2. Circle the words that “it” refers to in each sentence.
Example:
It is a waste to use paper only on one side.
1. It is fun to travel!
2. It is not right to waste things.
3. It is quite easy to find information with this program .
4. They think it is rude to point with a finger .
5. It is dangerous to leave broken glass on the ground .
课堂检测
( )1.—Did you sleep well last night
—Oh，no._______noise outside the hotel almost drove me mad.A. Too much B. Much too C. Too many D. Many too
( )2.Here are some clothes, shoes and caps. Can you_______ them by type, please
A. pick B. sort C. find D.give
( )3. —Don’t ______ the rubbish everywhere. It’s our duty to protect the environment.
—I'm sorry. I won’t do that again.
A. put away B. throw away C. take away D. give away
A
B
B
( )4.—Did you see the sports star last Sunday
—No. I was too late. When I rushed to the hall, it was____.
A. noisy B. crazy C. dirty D. empty
( )5. It is important___people___good manners.
A. for; to learn B.of; to learn C. for; learn D. of; learn
( )6.How do you_____it and what should I______it
A. deal with; deal with B. deal with; do with
C. do with; deal with D. do with; do with
( )7.I have_______money than you，but I have______friends than you.
A. less; fewer B.more; less C. less; more D.fewer; more
D
A
B
C
完成句子
1.你怎样处理这个问题啊？
What do you ______ _______ your problem
2.晓红今天晚上吃得太多了。
Xiaohong ate _____ _______ tonight.
3.其中一封信是王明的。
_____ ______ the letters ______ Wang Ming’s.
4.她捡起了地上的一张纸。
She picked up _____ ______ ______ paper on the floor.
do with
too much
One of is
a piece of
PROJECT SORT THE GARBAGE
Go for a walk around your neighbourhood. Take a bag with you and pick up any garbage you see. Wear gloves because garbage is dirty.
Bring the garbage to school. Don't throw it away!
What kind of garbage did you find Sort the garbage. Make a pile for paper, plastic, metal, glass and other things.
·How much of each type of garbage do you have
·What type do you have the least/most amount of
Do you want to throw away the garbage now Don’t! What else could you do with it Think! Could you use some of the garbage again How
How could people make less garbage Talk about this and write down your ideas. Now you can take out the garbage!
How could people make less garbage
First, people can buy fewer things. When they buy fewer things, they throw away fewer things. Second, people can reuse things. They can use things, and then they use them again. Third, people can recycle things. They can make old things into new things.
1. Remember the new words and expressions learnt in this lesson.
2. 阅读P119活动设计，以“Sort the garbage .”为题写一篇作文。
Homework
Bye-bye

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