英语九年级上册Unit 1 If everyone starts to do something, the world will be saved.多媒体教学ppt课件

这是一份英语九年级上册Unit 1 If everyone starts to do something, the world will be saved.多媒体教学ppt课件，共28页。PPT课件主要包含了Free talk，Unit 1，Task 1， enemy，factories， kill， pollute， spreads， causes， oil等内容，欢迎下载使用。

What kind f pllutin d yu knw?
What kind f pllutin is it?
air pllutin
water pllutin
nise pllutin
light pllutin
sil pllutin
What can we d t save the wrld?
We can reduce air pllutin by riding bicycles.
We can save water by taking shrter shwer.
We can save energy by turning ff the lights when we leave a rm.
What else can we d?
Turn ff cmputers when we are nt using them.2. Use bth sides f a paper.3. Send e-cards instead f paper cards.4. Buy prducts that yu can use again.5. Reduce waste.
If everyne starts t d smething, the wrld will be sav saved.
factry pllute recycle waste enemy crp
n. 制造厂；工厂 v. 污染 v. 回收利用，再使用 (废品) n. 废料；废弃物 n. 敌人；仇人 n. 庄稼；作物
kill il lesshpeless
v. 杀死；弄死 n. 石油adj. 较小的；较少的 n. 较少数；较少量adj. 无望的
Wrk in pairs. Lk at the pictures and talk abut them.
The factry is plluting the air
There are sme glasses and paper.
Sme wastes can be recycled in this factry.
Cmplete the ntes. (P 97)
Pllutin prblemsIf the rivers are plluted, ____________ ____________________________.2. In sme places, pllutin frm factries __________________________________.3. The cars n the rads _______________ __________________________________.
farmers can’t use them t water their crps
spreads ver cities and villages
use s much il and cause pllutin
What the students can d4. Supprt a green schl: every class ___________ which can be ___________________. Then the schl _____________t help students ______________.5. Students learn __________________________________. That means _________.
recycled r used again
cllect waste
sells the waste
in pr areas
ways t save energy and recycle at hme
less waste
Pllutin is ur great (1) ________. Pllutin frm (2) ________ is a danger t ur health, and may even (3) _______ peple. Factries smetimes (4) ________ the rivers, and the farmers cannt use the water fr their crps. Pllutin (5) _______ ver cities and villages, and that (6) ________ even mre danger. Cars use a lt f (7) ___ and cause pllutin t.
cause enemy factry kill il pllute spread
Cmplete the passage with the crrect frm f the wrds in the bx.
Nw read after the audi f dialgue
Read and try t recite the cnversatins in 5-10 minut
1. Rle play the cnversatin in grups;2. Rle play the cnversatin in frnt f the class.
Let’s see which grup des the best.
Lingling:After ur lessn n the envirnment, I’m wrried abut the future. Pllutin is ur great enemy, and we have t fight it. If the rivers are plluted, farmers can’t use water fr their crps.Tny:And in sme places, pllutin frm factries spreads ver cities and villages. It makes peple ill, and may even kills them. Pllutin is a danger t ur health.Betty:And there’re s many cars n the rad. They use s much il and cause pllutin as well.Daming:But we are nly students. We can’t d anything abut factries and cars.Betty: It’s n use talking abut things we can’t d. We’ve gt t think f things we can d!
Daming: Such as…?Lingling: D yu think we can make ur schl a green schl?Daming: What’s a green schl?Lingling: At a green schl, every class cllects waste r rubbish which can be recycled r used again. Then the schl sells the waste and uses the mney t help students in pr areas.Daming: Nice idea!Betty: Students at a green schl als learn ways t save energy and recycle at hme. That means less waste.Tny: That’s a gd idea. Thugh pllutin is heavy nw, I dn’t think it’s hpeless. If everyne starts t d smething, the wrld will be saved.
t learn mre abut hw t prtect the envirnment
t talk abut envirnmental prtectin
Wrds: factry pllute waste enemy crp kill il less
Phrase:be danger t…
Patterns:1. It’s n use ding sth…2. If everyne starts t d smething, the wrld will be saved.3. If the rivers are plluted, farmers can’t use the water fr their crps.
Discuss with yur parents and find ut mre ways t prtect the envirnment. Then write them dwn.