Lesson 45 Let’s sort garbage 课件 (2)

(共25张PPT)
What do you do with your garbage
What kinds of things can be recycled and reused
Unit 8 Save our world
Lesson 45
To get specific information about garbage sorting
To summarise the use of “it”
To use the words correctly:
empty sort litter plastic recycle amount
Objectives
sort
empty
metal
plastic
recycle
amount
litter
v. 分类；整理
n. 类；种类；类型
v. 把……弄空
adj. 空的
n. 金属
n. & 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
Words and expressions
Different things should be thrown into different recycling bins.
Do you know how to sort garbage
Which recycling bins will you throw them into
Paper is the most. Glass is the least. There is more paper than plastic. There is less metal than plastic.
P
L
A
S
T
I
C
M
E
T
A
L
G
L
A
S
S
P
A
P
E
R
Read the short passage and put the words (paper, glass, plastic, metal) in order.
Read and try to recite the conversations in 5-10 minutes.
1. Role play the conversation in groups;
2. Role play the conversation in front of the class
Let’s see which group does the best.
Fill in the blanks and try to retell the text.
Jenny is helping Danny sort the garbage. To their surprise, almost all of it can be ________ or _______. They get glass, metal, plastic and paper from the garbage and they just need to ___________ only one small bag of garbage. Besides, Danny found a toy car with ____________. She will take it home, _________ and then give it to her little cousin. They think it’s not right to ___________ and hope everything can be recycled.
reused
recycled
throw away
a broken wheel
fix it
waste things
Circle the words that “it” refers to in each sentence.
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。
1. Jenny has emptied two bags of garbage onto the floor.
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。
2. Can I help you sort it
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。
3. Almost all of it can be reused or recycled!
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。
too much:
too many:
much too:
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。
太多，修饰可数名词的复数。
太……，修饰原级。
4. People throw too much away!
1. 去年雨水太多。
There was __________ rain last year.
2. 不要吃得太多, 否则你会生病的。
Don’t eat ________, or you’ll get ill.
3. 这个比那个大得多的多。
This one is ________ bigger than that one.
4. 汽车太多。
There are _____________ cars.
5. 收音机太吵了，请关掉它。
The radio is _________ noisy. Please turn
it off.
too much
too much
too much
too many
much too
the least amount of 意为“数量最少的……”。
The fastest team dropping the least amount of hot peppers wins.
速度最快而且辣椒掉的最少的队获胜。
5. There is the least amount of glass.
can be done是含有情态动词的被动语态。
fix相当于mend和repair，意思是“修理，修补”，但fix较为口语化。mend除可以表示一般性修理外，还可以用来表示对衣服等进行修改或修补。
6. It can be fixed.
7. It can all be recycled, and made into new glass.
be made into … 被制成……
He will make this skin into leather.
他将把这张皮制成皮革。
We can make glass into bottles.
我们能把玻璃制成瓶子。
1. sort garbage
2. the least amount of
3. can be done
4. be made into
5. Almost all of it can be reused or recycled!
6. It can all be recycled and made into new glass.
本课时重点回顾
This beautiful bowl is made of _____ (金属).
2. The streets soon e______ when the rain began.
She found the ring while s______ some clothes.
When my clothes are worn out, I generally _____ them _____(扔掉).
Fill in the blanks
metal
mptied
orting
throw
away
5. There isn’t much metal in the bodywork of this new car; it’s mainly ______(塑料).
6. The Japanese r______ more than half their waste paper.
7. Please wait at the school gate. John will ___ you ___ there.
8. About two percent of fast-food packaging ends up as l_____ (垃圾).
ecycle
pick
up
itter
plastic
Homework
1. Finish the last activity on P119 — Sort the garbage.
2. Preview the new words and expressions in Lesson 46.