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初中英语冀教版八年级下册Lesson 44 Environment Clubs集体备课课件ppt
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这是一份初中英语冀教版八年级下册Lesson 44 Environment Clubs集体备课课件ppt，文件包含Lesson44pptx、Unit8第2课时DOC、L44课文朗读mp3等3份课件配套教学资源，其中PPT共37页， 欢迎下载使用。
1. Be able t use the wrds and phrases: reduce, reusable, least, pllute, skip, packaging, leaky, waste, litre, sink, electricity, shut, thrw away, encurage sb. t d sth. , neither... nr... , turn ff, shut dwn2. Learn the envirnment club and learn t prtect the envirnment
Learning Targets
3. Learn sme key sentences:· In an envirnment club, students wrk tgether t reduce pllutin and prtect the envirnment.· Hw much garbage d yu thrw away after lunch？· Envirnment clubs encurage students t bring their lunches in reusable bags and dishes.
· The class with the least garbage gets a prize.· It's a gd way t reduce packaging.· Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur？· Turn ff the televisin and shut dwn the cmputer when yu are nt using them.
What are they ding?
D yu think the characters in the pictures are crrect? Why r why nt? What shuld we d?
D yu knw them? And what are they ding?
reducereusableleastplluteskip
v. 减少adj. 可重复使用的adj. & adv. 最少的(地)；最小的(地)n. 最少量；最小物v. 污染；弄脏v. 跳跃；跳绳
Wrds and expressins
packagingleakywastelitresinkelectricityshut
n. 包装adj. 渗漏的v. & n. 浪费n. 公升n. 水槽；水池n. 电v. 关上；合上
thrw awayencurage sb. t d sth. neither... nr... turn ffshut dwn
扔掉鼓励某人做某事既不……也不……关掉；关闭关闭；停下
What d yu d when yu see smebdy thrwing garbage n the grund?Des yur schl have an envirnment club?
THINK ABOUT IT
Presentatin
In Nrth America, many students jin envirnment clubs. In an envirnment club, students wrk tgether t reduce pllutin and prtect the envirnment. The fllwing is a list f their activities and advice. ·Ngarbage lunches: Hw much garbage d yu thrw away after lunch？Envirnment clubs
Listen and read the passage.
encurage students t bring their lunches in reusable bags and dishes. The class with the least garbage gets a prize.·Ncar days: On a ncar day, nbdy cmes t schl in a car—neither the students nr the teachers！Cars pllute ur air, s remember: Walk, skip, bike r run. Use yur legs！It's lts f fun!·Bring yur wn shpping bag！Bring yur wn
bag when yu g shpping. It's a gd way t reduce packaging.·Save water！Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur？In a year, that wuld fill a large swimming pl！In envirnment clubs, students fix leaky tilets and sinks.·Save electricity！Turn ff the lights when yu leave a rm. Turn ff the televisin and shut dwn the cmputer when yu are nt using them.
Read the lessn and answer the questins.
Let’s D It!
1. Why d many students jin envirnment clubs in Nrth America？ Because they want t reduce pllutin and prtect the envirnment.2. Why d the students take their wn bags when they g shpping？Because it's a gd way t reduce packaging.
3. Hw d the students in an envirnment club save water？Hw d they save electricity？ They fix leaky tilets and sinks. Turn ff the lights when they leave a rm. Turn ff televisins and shut dwn cmputers when they are nt using them.
Fill in the blanks with the crrect frms f the wrds in the bx.
waste least nbdy shut pllute
The sap factry _______ the drinking water in this area.Students shuld nt _____ paper._______ knws when life n the earth started.He wh talks the mst knws the _____.I culdn’t ____ the windw because it was stuck.
Read the passage and fill in the blanks.
In sme cuntries f the wrld, peple have started t reduce the amunt f garbage they make. Hw? First, they buy ______ things. They try t buy nly what they really need. When yu buy fewer things, yu _____ away fewer things. Secnd, they reuse things.
They use things, and then they use them again! Third, they recycle things. They make ld things int new things. Peple call these the “three Rs”: reduce, _____ and ______. The three Rs help us remember that _________ is a prblem.
Suppse yur schl's envirnment club wants t make a pster abut littering and recycling. Can yu make ne？Here's an example.
Stp Pllutin！We have a nice, clean schlyard. Let's keep it this way.Dn't litter！
Always put yur garbage in a garbage can.Never thrw it n the grund.Recycle！Stp and think befre yu thrw smething ut：Can I use this again？Can this be recycled？Tgether，we can help keep ur wrld clean！
Language pints
1. In an envirnment club，students wrk tgether t reduce pllutin and prtect the envirnment.reduce v．减少。其反义词为increase(增加)。常用短语：reduce t减少到……；reduce by减少了…… 例：The number f the students has reduced t 200 this year. 今年的学生数量已减少到了两百人。
2.Hw much garbage d yu thrw away after lunch？ thrw away丢掉，扔掉。它相当于thrw ut/thrw ff。该短语是动副型短语，当宾语是代词时，要放在thrw与away之间；当宾语是名词时，置于thrw与away之间或away之后均可。例：Dn't thrw away the ld bttles. They are still useful. 不要扔掉这些旧瓶子。它们还有用。
3.Envirnment clubs encurage students t bring their lunches in reusable bags and dishes. encurage sb.t d sth.鼓励某人做某事。其中，动词不定式作宾语补足语。例：My teacher always encurages me t wrk hard. 我的老师总是鼓励我努力学习。
4. The class with the least garbage gets a prize. least是little的最高级形式，意为“最少”，修饰不可数名词。最高级前面通常要用定冠词the。例：Tm drank the least milk amng the three bys. 这三个男孩中，汤姆喝的牛奶最少。
5．It's a gd way t reduce packaging.该句中t reduce packaging是动词不定式短语作后置定语，修饰way。此句可转化为一个含定语从句的复合句：It's a gd way (that) yu reduce packaging. way在此作 “方式、方法” 讲，其后可接动词不定式(短语)、f短语及that/in which引导的从句作定语，that可省略。
例：It's a gd way t practice spken English.＝It's a gd way f practicing spken English.＝It's a gd way(that)yu practice spken English.那是一个练习英语口语的好方法。
6．Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur？waste v．浪费。常构成固定搭配 waste water/electricity/il等。其反义词为save(节约，节省)。例：The naughty by wasted much mney. 那个淘气的男孩浪费了很多钱。
7．Turn ff the televisin and shut dwn the cmputer when yu are nt using them.(1)【辨析】turn ff、turn n、turn up与turn dwn
例：Please turn ff the radi. My grandma is sleeping.请关掉收音机，我的奶奶正在睡觉。Culd yu please help me turn n the TV？你能帮我打开电视吗？I can't hear clearly.Please turn up the MP3.我听不清楚。请调大MP3的音量。He turned dwn the radi.他调小了收音机的音量。
(2)shut dwn也可意为“关闭;停下”。它强调机器等停止运转、关闭窗户等，也可指关闭公司、工厂、店铺等。例：The restaurant shut dwn last year.这家饭店去年倒闭了。But the cmpany shut dwn in 1995.但这家公司在1995年关闭了。
Schl shuld be surrunded by a pure and healthy e__________. Chemical wastes p______ the rivers and streams. The ship was l______ badly. Yu shuld nt w____ fd when many peple are hungry.
根据句意和首字母及汉语提示完成句子。
5. I have t __________ (关闭) my blg. 6. The glass frm bttles can be r_______. 7. We shuld take ________ (可重复利用的) bags fr shpping.8. Mr. Smith can drink five ______ (公升) f beer.9. The firm has ___(更少的) mney and fewer staff than last year.
1. Learn sme new wrds and expressins.2. Be able t understand this text.3. Call in peple t wrk tgether t make ur envirnment clean.
1. Be able t use the wrds and phrases: reduce, reusable, least, pllute, skip, packaging, leaky, waste, litre, sink, electricity, shut, thrw away, encurage sb. t d sth. , neither... nr... , turn ff, shut dwn2. Learn the envirnment club and learn t prtect the envirnment
Learning Targets
3. Learn sme key sentences:· In an envirnment club, students wrk tgether t reduce pllutin and prtect the envirnment.· Hw much garbage d yu thrw away after lunch？· Envirnment clubs encurage students t bring their lunches in reusable bags and dishes.
· The class with the least garbage gets a prize.· It's a gd way t reduce packaging.· Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur？· Turn ff the televisin and shut dwn the cmputer when yu are nt using them.
What are they ding?
D yu think the characters in the pictures are crrect? Why r why nt? What shuld we d?
D yu knw them? And what are they ding?
reducereusableleastplluteskip
v. 减少adj. 可重复使用的adj. & adv. 最少的(地)；最小的(地)n. 最少量；最小物v. 污染；弄脏v. 跳跃；跳绳
Wrds and expressins
packagingleakywastelitresinkelectricityshut
n. 包装adj. 渗漏的v. & n. 浪费n. 公升n. 水槽；水池n. 电v. 关上；合上
thrw awayencurage sb. t d sth. neither... nr... turn ffshut dwn
扔掉鼓励某人做某事既不……也不……关掉；关闭关闭；停下
What d yu d when yu see smebdy thrwing garbage n the grund?Des yur schl have an envirnment club?
THINK ABOUT IT
Presentatin
In Nrth America, many students jin envirnment clubs. In an envirnment club, students wrk tgether t reduce pllutin and prtect the envirnment. The fllwing is a list f their activities and advice. ·Ngarbage lunches: Hw much garbage d yu thrw away after lunch？Envirnment clubs
Listen and read the passage.
encurage students t bring their lunches in reusable bags and dishes. The class with the least garbage gets a prize.·Ncar days: On a ncar day, nbdy cmes t schl in a car—neither the students nr the teachers！Cars pllute ur air, s remember: Walk, skip, bike r run. Use yur legs！It's lts f fun!·Bring yur wn shpping bag！Bring yur wn
bag when yu g shpping. It's a gd way t reduce packaging.·Save water！Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur？In a year, that wuld fill a large swimming pl！In envirnment clubs, students fix leaky tilets and sinks.·Save electricity！Turn ff the lights when yu leave a rm. Turn ff the televisin and shut dwn the cmputer when yu are nt using them.
Read the lessn and answer the questins.
Let’s D It!
1. Why d many students jin envirnment clubs in Nrth America？ Because they want t reduce pllutin and prtect the envirnment.2. Why d the students take their wn bags when they g shpping？Because it's a gd way t reduce packaging.
3. Hw d the students in an envirnment club save water？Hw d they save electricity？ They fix leaky tilets and sinks. Turn ff the lights when they leave a rm. Turn ff televisins and shut dwn cmputers when they are nt using them.
Fill in the blanks with the crrect frms f the wrds in the bx.
waste least nbdy shut pllute
The sap factry _______ the drinking water in this area.Students shuld nt _____ paper._______ knws when life n the earth started.He wh talks the mst knws the _____.I culdn’t ____ the windw because it was stuck.
Read the passage and fill in the blanks.
In sme cuntries f the wrld, peple have started t reduce the amunt f garbage they make. Hw? First, they buy ______ things. They try t buy nly what they really need. When yu buy fewer things, yu _____ away fewer things. Secnd, they reuse things.
They use things, and then they use them again! Third, they recycle things. They make ld things int new things. Peple call these the “three Rs”: reduce, _____ and ______. The three Rs help us remember that _________ is a prblem.
Suppse yur schl's envirnment club wants t make a pster abut littering and recycling. Can yu make ne？Here's an example.
Stp Pllutin！We have a nice, clean schlyard. Let's keep it this way.Dn't litter！
Always put yur garbage in a garbage can.Never thrw it n the grund.Recycle！Stp and think befre yu thrw smething ut：Can I use this again？Can this be recycled？Tgether，we can help keep ur wrld clean！
Language pints
1. In an envirnment club，students wrk tgether t reduce pllutin and prtect the envirnment.reduce v．减少。其反义词为increase(增加)。常用短语：reduce t减少到……；reduce by减少了…… 例：The number f the students has reduced t 200 this year. 今年的学生数量已减少到了两百人。
2.Hw much garbage d yu thrw away after lunch？ thrw away丢掉，扔掉。它相当于thrw ut/thrw ff。该短语是动副型短语，当宾语是代词时，要放在thrw与away之间；当宾语是名词时，置于thrw与away之间或away之后均可。例：Dn't thrw away the ld bttles. They are still useful. 不要扔掉这些旧瓶子。它们还有用。
3.Envirnment clubs encurage students t bring their lunches in reusable bags and dishes. encurage sb.t d sth.鼓励某人做某事。其中，动词不定式作宾语补足语。例：My teacher always encurages me t wrk hard. 我的老师总是鼓励我努力学习。
4. The class with the least garbage gets a prize. least是little的最高级形式，意为“最少”，修饰不可数名词。最高级前面通常要用定冠词the。例：Tm drank the least milk amng the three bys. 这三个男孩中，汤姆喝的牛奶最少。
5．It's a gd way t reduce packaging.该句中t reduce packaging是动词不定式短语作后置定语，修饰way。此句可转化为一个含定语从句的复合句：It's a gd way (that) yu reduce packaging. way在此作 “方式、方法” 讲，其后可接动词不定式(短语)、f短语及that/in which引导的从句作定语，that可省略。
例：It's a gd way t practice spken English.＝It's a gd way f practicing spken English.＝It's a gd way(that)yu practice spken English.那是一个练习英语口语的好方法。
6．Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur？waste v．浪费。常构成固定搭配 waste water/electricity/il等。其反义词为save(节约，节省)。例：The naughty by wasted much mney. 那个淘气的男孩浪费了很多钱。
7．Turn ff the televisin and shut dwn the cmputer when yu are nt using them.(1)【辨析】turn ff、turn n、turn up与turn dwn
例：Please turn ff the radi. My grandma is sleeping.请关掉收音机，我的奶奶正在睡觉。Culd yu please help me turn n the TV？你能帮我打开电视吗？I can't hear clearly.Please turn up the MP3.我听不清楚。请调大MP3的音量。He turned dwn the radi.他调小了收音机的音量。
(2)shut dwn也可意为“关闭;停下”。它强调机器等停止运转、关闭窗户等，也可指关闭公司、工厂、店铺等。例：The restaurant shut dwn last year.这家饭店去年倒闭了。But the cmpany shut dwn in 1995.但这家公司在1995年关闭了。
Schl shuld be surrunded by a pure and healthy e__________. Chemical wastes p______ the rivers and streams. The ship was l______ badly. Yu shuld nt w____ fd when many peple are hungry.
根据句意和首字母及汉语提示完成句子。
5. I have t __________ (关闭) my blg. 6. The glass frm bttles can be r_______. 7. We shuld take ________ (可重复利用的) bags fr shpping.8. Mr. Smith can drink five ______ (公升) f beer.9. The firm has ___(更少的) mney and fewer staff than last year.
1. Learn sme new wrds and expressins.2. Be able t understand this text.3. Call in peple t wrk tgether t make ur envirnment clean.
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