Unit8 Lesson45 Let's Sort Garbage! 课件（22张PPT）

(共22张PPT)
Lesson 45
Let’s Sort Garbage
1.知识目标：掌握单词和短语：
litter, sort, empty, amount, metal, plastic, recycle, on one side, throw away, too much
2.能力目标：掌握并运用句型：
1) It is a waste to use paper only on one side.
2) Almost all of it can be reused and recycled.
3.情感目标：通过本课的学习,培养学生爱护环境，不乱丢垃圾的意识，使垃圾循环利用，变废为宝。
4. 重点与难点：
1) it作形式主语；
2)含有情态动词的被动语态
Learning Aims
New words
litter
sort
metal
plastic
paper
glass
empty
amount
litter n. 垃圾=garbage=rubbish
v. 使乱七八糟，乱扔
1.Don’t throw away litter here and there. (翻译)。
不要到处扔垃圾。
There is a lot of litter in our school yard.
2.在我们校园里有很多垃圾。(翻译)
3.The floor was littered with books an magazines （翻译）
地板被书和杂志弄得乱七八糟。
sort n. 种类 =kind=type.
a sort of 一种……；
all sorts of 各种各样的……
v. 分类；整理.
Sort out 分类；把……整理好；
Sort into 把……分成……
You should sort out your books.
I must sort out my clothes for the party.
You must sort your books into four sorts.
猜一猜
metal n. （不可数）金属
plastic n. （不可数）塑料
adj. 塑料的
1. We should use __________ (塑料袋) as little as possible.
plastic bags
2. There is ___________________.(比塑料更多的金属)
more metal than plastic
amount n. 量；数量
the amount of ……的数量
There is the least amount of glass.
The amount of the paper is the most.
对比实物造句
________________________________
________________________________
empty adj. 空的。 反义词为 full
v. 把……弄空。
empty into/onto……
把……倒入……
This bottle is ________.=This is an _________bottle.
I_________ the bottle just now.
He __________ the garbage onto the floor.
用empty的正确形式填空
empty
empty
emptied
empties
recycle v. 再利用；回收利用
Don’t waste the paper. It can be recycled.
All of it can be reused or recycled.
根据画线部分总结语法：
含有情态动词的被动语态，情态动词+be+动词的过去分词
Eg1. My homework can be finished in two hours.
Eg2. Your radio can be repaired here.
Let’s
sort the garbage together.
Suppose you have some used plastic bottles. What can you do with them
Listen to the dialogue and write true or false
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. ( )
F
T
F
T
Read in groups and find out the sentences about the speakers’ attitudes(态度) towards garbage
Almost all of it can be reused or recycled.
People throw too much away. They shouldn’t waste so much.
It’s a waste to use paper only on one side.
4. No body should throw a toy like this. It can be fixed.
5. It’s not right to waste things.
6. Look at all of the glass. It can all be recycled and made into new glass.
7. It’s dangerous to leave broken glass on the ground.
8.Litter can hurt people.
Talk in groups. How could people make less garbage to protect the environment
Let’s sort and recycle the garbage to have
a cleaner schoolyard
and a more beautiful world!
Exercises
用方框中所给词的适当形式填空
Throw empty litter recycle sort
There are many kinds of books here. Can you help me _________them？
John ________ the water from the bottle just now.
It’s a waste ________ food away.
Throw the two bags of _________ please.
Don’t waste the paper. It can be __________.
sort
emptied
to throw
litter
recycled
Exercises
二. 单选
I can’t find my ticket, I think I must have lost _______.
A. It B. one C. this D. them
2. When I got to the classroom, no one was there. It was______.
A. Bright B. full C. empty D. crowded
3. If you take a shower instead of bath, more water ______.
A.has saved B. can save C. can be saved
4. Could you help me put up the sign on the wall
A. No problem. B. Yes, please. C. That’s right. D. No, I couldn’t.
5. ____ is really hard _____them to climb such a high mountain.
A. This, to B. It, to C. This, for D. It, for
A
C
C
A
B
Homework
1. Finish exercises of Lesson 45.
2. Tell your parents and your friends about the knowledge we learnt today and sort and reuse garbage together.