冀教版八年级下册Lesson 46 Protect Our Environment示范课课件ppt

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1. Be able t use the wrds and phrases:leak, tap, beer, truck, recycling, factry, unlike, take a shwer, again and again, , ride a/ne's bike t… , make a change, make a difference2. Learn t prtect the envirnment arund us3. Be able t write a passage abut prtecting envirnment4. Learn sme key sentences:
Learning Targets
· We use them again and again, r we put ther garbage in them.· I ride my bike t schl every day.· Unlike ther types f transprtatin, a bike desn't make any pllutin.· In fact, if each f us makes a small change in ur life, we can make a big difference t ur envirnment.
Lk at the picture belw. Hw d yu feel?
There are sme ideas fr reducing waste.
The recycling symbl
The recycling f the ld clth
Christmas Trees Made With Recycled Bttles
leaktapbeertruckrecyclingfactryunlike
v. & n. 漏；渗漏n. 龙头；阀门n. 啤酒n. 货车；手推车n. 回收利用n. 工厂prep. 不像；与……不同
Wrds and expressins
take a shweragain and again ride a/ne's bike t make a changemake a difference
淋浴再三地；反复地把……放在……里骑自行车去……做出改动/改变有影响;起（重要）作用
Is yur hmetwn clean enugh?D yu have any ideas fr reducing waste?
THINK ABOUT IT
Presentatin
My name is Katie.I think everybdy shuld take care f the envirnment. I live in Edmntn. It is a city in Canada. The air and water are clean in Edmntn, but smetimes peple waste a lt.What d we waste the mst？Paper, I think. Peple waste water, t. I dn't want t waste
Listen and read the passage.
water. I try t save water in many ways. I take shrt shwers. I ften check t make sure there aren't any leaks, and I never frget t turn ff the tap.D we recycle at hme？Yes！We srt ur pp cans, beer bttles and waste paper. A truck picks up ur recycling every week. It is made int new things. We reuse ur plastic bags, t. We use them again and again, r we put ther garbage in them.Cars and factries make the mst pllutin. I
think there are t many cars in Edmntn. Mre peple shuld ride bikes r take buses. I ride my bike t schl every day. Unlike ther types f transprtatin, a bike desn't make any pllutin. Buses make sme pllutin, but lts f peple can travel n a bus. Buses make less pllutin than cars.In fact, if each f us makes a small change in ur life, we can make a big difference t ur envirnment.
It's nt t hard t prtect the envirnment. We just need t try.
Read and tick the pints mentined in the lessn.
Let’s D It!
 srt garbage at hme reuse plastic bags bring yur wn bag when yu g shpping ride bikes r take buses
 pick up rubbish ff the street turn ff the lights when yu leave a rm turn ff the televisin and shut dwn the cmputer when yu are nt using them take shrt shwers
Cmpare the tw pictures.Tick the wrds t describe the differences.
pllutin　 clean　 garbage　 air　 car skytransprtatin 　　travel 　　tree envirnment
What can we d t help the envirnment？Read and match.
We shuldn't
pen a windw instead f turning n the air cnditining.
use bth sides f the paper.
thrw garbage n the grund.
srt the waste befre thrwing it away.
cut dwn trees in frests.
turn ff the tap when we are brushing ur teeth.
Language pints
1.We use them again and again，r we put ther garbage in them. (1)again and again是固定搭配，意为“反复地，再三地”。例：I like this nvel very much，s I read it again and again.我非常喜欢这本小说，所以我读了一遍又一遍。
(2)put…in…把……放在……里。例：Please put yur shes in the she cabinet. 请把你的鞋子放进鞋柜。
2. I ride my bike t schl every day.ride a/ne's bike t…骑自行车去…… 它相当于g t…by bike或g t…n a bike。例：My mther rides a bike t wrk every day. 我妈妈每天骑自行车去上班。
3. Unlike ther types f transprtatin, a bike desn't make any pllutin. unlike prep.不像。它是like(像)的反义词。例：Unlike her mther, she desn't like watching TV.不像她妈妈，她不喜欢看电视。
4. In fact, if each f us makes a small change in ur life，we can make a big difference t ur envirnment.(1) make a change 意思是“做改动，改变”例：Can I make a change in my reservatin? 我能改变预定吗？ I think we need t make a change. 我觉得我们得做些改变。
(2) make a difference意为“有影响；起(重要)作用”。例：As teachers, yu must believe that yu can make a difference t the lives f yur students.身为教师，你们必须坚信你们能够影响学生的一生。
如何写关于环保的文章：第一，确定环保主题。第二，寻找问题事物的问题。第三，如何去解决这些环保问题。第四，人们都做了哪些环保活动，取得了怎么样的成效。第五，说明环保需要长久的坚持下去，结尾倡导人们都来环保。
Example在学校，一些同学不注意保护学校环境，使学校环境受到了损害。请你根据所给内容要点，以 “Keep Our Schl Clean” 为题用英语写一篇80词左右的短文。内容要点：1.学校环境越来越差。2.随地吐痰和乱扔垃圾。3.毁坏花草树木。4.多植树，循环使用教材。5.保护学校环境。(广西玉林、防城港、崇左中考)参考词汇：1. wrse　2. spit (吐痰)　3. destry(破坏)　4. d smething t prtect…
Keep Our Schl CleanAs we all knw, it's very imprtant fr us t keep ur schl clean and tidy. Because we are middle schl students, it's ur duty t keep the schl clean. Hwever, ur schl envirnment is becming wrse and wrse. We can see that there is much waste n the grund, such as plastic bags, cans, ld batteries and s n.
Therefre, we have t prtect the envirnment as sn as pssible. We can't spit anywhere and we shuldn't thrw rubbish anywhere, fr it's very rude. We shuld prtect the trees and keep ff the grass. At the same time, we need t plant mre trees. We can als reuse ur bks. it is a gd way t reduce the waste f natural resurces. In this way, I'm sure that ur schl will be mre and mre beautiful in the future.
What yu d nw can _________________ (起重要作用) t yur future. My grandmther tells me the stry ______________ (再三地).She knew in that mment that she needed t _____________ (做出改变). Whether he _____ ___ _____(骑车) r takes a bus, he always attends class n time.
make a difference
again and again
make a change
根据汉语提示完成句子。
1. Learn sme new wrds and expressins.2. Be able t understand the passage .3. Be able t give suggestins n hw t prtect ur envirnment.