《Let's Sort Garbage》Save Our World! PPT课件
第一部分内容：objectives
To understand the text
To use the words correctly:
empty sort litter
Vocabulary
sort v. 分类；整理
n. 类；种类；类型
empty v. 把……弄空
adj. 空的
metal n. 金属
plastic n. & adj. 塑料(的)
recycle v. 回收再用；再循环
amount n. 量；数量
litter n. 垃圾
v. 使乱七八糟；乱扔
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Let's Sort GarbagePPT，第二部分内容：Listen and answer.
What does Jenny want to do to help Jenny?
She wants to help him sort the garbage.
What makes the most garbage?
Paper.
What will Danny do with the toy car?
He will take the car home and clean it. When he finish fixing the car, he will give it to his little cousin, Debbie.
Paper is the most. Glass is the least.
There is more paper than plastic.
There is less metal than plastic.
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Let's Sort GarbagePPT，第三部分内容：Reading
Read the lesson and write true (T) or false (F).
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. ( )
Circle the words that “it” refers to in each sentence.
Example:
It is a waste to use paper only on one side.
It is fun to travel.
It is not right to waste things.
It is quite easy to find information with this program.
They think it is rude to point with a finger.
It is dangerous to leave broken glass on the ground.
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Let's Sort GarbagePPT，第四部分内容：Language Points
1. Jenny has emptied two bags of garbage onto the floor.
empty: v. 倒空 adj. 空的
The streets began to empty after midnight.
午夜过后街上行人开始稀少了。
Vargas emptied his tool bag.
瓦格斯腾出自己的工具袋。
2. Can I help you sort it?
sort: v. 分类
They sorted the oranges into large ones and small ones.
他们把橘子按大小分类。
Please sort these cards according to their colour.
请按颜色将这些卡片分开。
3. Almost all of it can be reused or recycled!
1) 此句为含有情态动词的被动语态，其构成形式为：情态动词(can / may / must / should) +be + 过去分词
The flowers should be watered every day.
花儿应该每天浇水。
Cars mustn’t be parked here.
小轿车不可以停放在这里。
Children can be taken to the cinema free on Children’s Day.
2) re-是前缀，意思是“再，重新”。例如，rewrite, replay, reappear, rebuild, remarry等。
reuse意思是“重新使用，再使用”
She often reuses old envelopes.
她经常重复使用旧信封。
recycle意思是“使再循环；使……重新利用，重复利用”
They recycle empty tins so as to use the metal.
他们回收空罐头盒以利用其金属。
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Let's Sort GarbagePPT，第五部分内容：Grammar
Using“it”
语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语法规律。
1) It is a waste to use paper only on one side.
2) It is fun to travel.
3) It is not right to waste things.
4) It is quite easy to find information with this program.
5)They think it is rude to point with a finger.
6) It is dangerous to leave broken glass on the ground.
7) It’s necessary to discuss the problem with an experienced teacher.
8) It is not very good for you to smoke so much．
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Let's Sort GarbagePPT，第六部分内容：Practice
选择填空。
1. It is not always easy _____ invitations.
A. to refuse B. refusing
C. to be refused D. being refused
2. It is bad for your eyes ___ computer games too much.
A. plays B. to play
C. play D. playing
3. It _____ him four hours and a half to do the work.
A. spent B. used C. needed D. took
4. It was careless _____ him to break the coffee cups.
A. for B. to
C. with D. of
5. What a pleasure___ with them!
A. is it to work B. it is to work
C. to work D. to be worked
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Let's Sort GarbagePPT，第七部分内容：Homework
1. Review Lesson 45.
2. Finish off the activities on page 119.
Preview
1. Learn the words in Lesson 46 by heart.
2. Read the text in Lesson 46 and underline the useful phrases.
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