英语Unit 8 Save Our WorldLesson 44 Environment Clubs课文课件ppt
展开What d yu d when yu see smebdy thrwing garbage n the grund?
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. N-garbage lunches: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.·N-car days: On a n-car 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!
I’m a member f an envirnment club.
·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.
Let's wrk tgether t make ur envirnment clean. Culd yur schl d sme f these things?
…students wrk tgether t reduce pllutin prtect the envirnment.
The number f the students in each class reduces t 45.
pllute v. 污染
Hw much garbage d yu thrw away after lunch?
后接不可数名词,用来提问不可数名词的数量。
2. thrw away
He threw away his ld phne.
He threw his ld phne away.
He threw it away.
Envirnment clubs encurage students t bring their lunches in reusable bags and dishes.
encurage sb. t d sth.
My mther always encurages me t talk in public.
前缀re-, 在这里表示"再"、"重新"、"重复"的意思。
recycle 再循环 review 复习 restart 重新开始
Did yu knw that a leaky tilet can waste 20 t 40 litres f water an hur?
a leaky tap
waste可用作动词、形容词、名词,意思分别为“浪费;浪费的;废物”。
waste作动词,常用于以下结构
waste time/mney n ... 在……方面浪费时间/金钱”
Eg: Dn't waste time n it anymre.
waste time (in) ding sth.
Eg: Dn’t waste time talking t him.
waste可作名词,意为“浪费,滥用”,是不可数名词,但可与a连用;作为“垃圾;废物”讲时,常用作复数形式recyclable wastes可再循环的废物。常用句型为:It's a waste f time/mney t d sth. 做某事是浪费时间/金钱的eg:It's a waste f time t talk t him.
Turn ff the televisin and shut dwn the cmputer when yu are nt using them.
“关掉”, 通常指关掉电灯、收音机、水龙头等。
“停止;关闭”, 通常指机器停止运转,关闭公司、工厂、店铺等。
根据汉语提示或所给单词完成句子。
1. Nw air _______ (pllute) has becme a big prblem.2. Mum always encurages me _________ (wash) my clthes by myself.3. Please _________ (关掉) the light when yu g ut.4. It's a waste f time________(walk) hme.
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