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初中英语冀教版八年级下册Lesson 45 Let's Sort Garbage!教学演示课件ppt
展开1 学习目标 2 新课导入3 新课讲解 4 当堂小练5 课堂小结 6 课后作业7
Master the new wrds and expressins: srt, metal, weight, percentCall n the students t take actins t prtect ur envirnment.Learn abut the pllutin prblems in ur life.
Lk at the picture. When we thrw away the garbage, we must srt it. Why?
THINK ABOUT IT·What d yu d with yur garbage?·What kinds f things can be recycled and reused?
Danny empties tw bags f garbage nt the flr.Jenny: That's a lt f garbage! Can I help yu srt it?Danny: Yes, please. Let's put the glass here, the metal here, the plastic here and the paper here.
(After they srt the garbage, Danny and Jenny are surprised. Almst all f it can be reused r recycled!They need t thrw away nly ne small bag f garbage!)Jenny: Peple thrw t much away. They shuldn't wastes much!Danny: That's right. Lk!There is mre paper than plastic.And there is less metal than plastic. There is the least amunt f glass.Jenny: And the mst amunt is paper. It is a waste t use paper nly n ne side.
Danny: Hey! I fund a ty car. One f the wheels is brken. I'll take this car hme and clean it. Then I'll use sme glue t fix the brken wheel. When I finish fixing this car, I will give it t my little cusin, Debbie.Jenny: Nbdy shuld thrw away a ty like this. It can be fixed. It's nt right t waste things. Lk at all f the glass. It can all be recycled and made int new glass.
Danny: A lt f glass is brken. It's dangerus t leave brken glass n the grund. Once, I cut my ft n a piece f brken glass.Jenny: Litter can hurt peple!
Language pint 1
Danny empties tw bags f garbage nt the flr.
empty/'emptɪ/v.把……弄空 adj.空的
empty可作动词,意为“把……倒空;把……掏空”。e.g. Can yu empty the plates fr me?你能替我把盘子里的东西倒掉吗?
Language pint 2
Can I help yu srt it?
srt /sɔːt/ v. 把…… 分类,整理 n. 类;种类
srt 作动词常用短语:srt ut 理顺;整理 把……分类e.g. It tk quite a while t srt ut all ur luggage.整理我们全部的行李花了不少时间。e.g. He helped me t srt the fruits int apples, pears and bananas.他帮我把水果分成了苹果、梨和香蕉。
Language pint 3
They need t thrw away nly ne small bag f garbage!
need /niːd/ v. 需要
Language pint 4
One f the wheels is brken.
brken / brəʊkən/ adj. 坏的;破碎的;出了毛病的
作形容词e.g. The windw was brken last week.上周窗户坏了。
作动词e.g. It must be Billy wh has brken the glass.一定是比利打碎的杯子。
Language pint 5
Litter can hurt peple!
litter /'lɪtə/ n. (rubbish) 垃圾; v. 扔垃圾;使乱七八糟
litter作不可数名词,意为“垃圾,废弃物”,与rubbish 同义。e.g. There is t much litter in the rm.房间里有太多的垃圾。e.g. Piles f bks and newspapers littered the flr.地板上乱七八糟地堆了许多书和报纸。
Read the lessn and write true (T) r false (F).
Let's D It !
1.There is a lt f garbage: glass, metal, plastic and paper. ( )2.There is the mst amunt f glass and the least amunt f paper. ( )3.Danny fund Debbie's ty car in the garbage. ( )4.Danny nce cut his ft n a piece f brken glass. ( )
Example:It is a waste t use paper nly n ne side.1.It is fun t travel!2.It is nt right t waste things.3.It is quite easy t find infrmatin with this prgram.4.They think it is rude t pint with a finger.5.It is dangerus t leave brken glass n the grund.
Circle the wrds that “it” refers t in each sentence.
PROJECT SORT THE GARBAGEG fr a walk arund yur neighburhd. Take a bag with yu and pick up any garbage yu see. Wear glves because garbage is dirty.Bring the garbage t schl. Dn't thrw it away!What kind f garbage did yu find? Srt the garbage. Make a pile fr paper, plastic, metal, glass and ther things.·Hw much f each type f garbage d yu have?·What type d yu have the least/mst amunt f?
D yu want t thrw away the garbage nw? Dn't! What else culd yu d with it? Think! Culd yu use sme f the garbage again? Hw?Hw culd peple make less garbage? Talk abut this and write dwn yur ideas. Nw yu can take ut the garbage!
Hw culd peple make less garbage?First,peple can buy fewer things. When they buy fewer things,they thrw away fewer things. Secnd,peple can reuse things. They can use things,and then they use them again. Third,peple can recycle things. They can make ld things int new things.
1. Can yu help me________(分类) the rubbish?2. Can yu help me pick up the________(垃圾). 3. What is the________(数量)f the paper?4. Sme f the rubbish is________(塑料) . 5. The machine is made f________(金属).
重点单词:empty重点短语:t much重点句子:Danny empties tw bags f garbage nt the flr.They need t thrw away nly ne small bag f garbage!One f the wheels is brken.
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