人教版九年級(jí)英語(yǔ)下冊(cè)《We're trying to save the earth!》SectionA PPT教學(xué)課件(第1課時(shí))，共31頁(yè)。
What pollution do you know?
The factories that burn coal pollute the air with a lot of black smoke.
Factories put waste into the river. people litter everywhere.
There are too many cars on the road.
Some people play loud music in public.
People use a lot of plastic bags in their daily life.
常用短語(yǔ)
play an active part in (doing) sth. 積極參與（做）某事
play an important part in (doing) sth. 在某事中發(fā)揮重要作用
[拓展]play a part 在……中扮演角色 , 與 play a role 同義。
He was invited to play a part in this TV play.
他被邀請(qǐng)參加這個(gè)電視劇的演出
Linda ____________ of Snow White in the play.
琳達(dá)在這部話(huà)劇中扮演了白雪公主的角色。
[觀察] Our actions can make a difference and lead to a better future! 我們齊心協(xié)力就能帶來(lái)變化，創(chuàng)造更加美的未來(lái)。
[探究] make a difference 起作用；有影響
make a difference to ... 對(duì)……產(chǎn)生影響
[注意] difference前面可加修飾語(yǔ)，如big, great等，表示受影響的程度。
鍛煉對(duì)她產(chǎn)生了重大影響。
Exercise ____________________ to her.
... ... ...
關(guān)鍵詞：We're trying to save the earth! PPT課件免費(fèi)下載，.PPT格式；
