Unit2Topic3Wouldyouliketobeagreenerperson?SectionC仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Lookupthesewordsinadictionary.power

acidrain

nuclear

renewable

electric

efficient電力；動(dòng)力；力酸雨原子核的，原子能的；核動(dòng)力的可更新的電動(dòng)的，用電的效率高的；有能力的仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Windisusedforproducingelectricity

inmanyplaces.Lookatthefollowingpicturesandguessthemeaningoftheunderlinedword.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Moreandmorepeopleareinterestedinelectriccars.Lookatthefollowingpicturesandguessthemeaningoftheunderlinedword.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)…peopleproducepowerfromcoal,butitisverydirtyandcausesacidrain.Lookatthefollowingpicturesandguessthemeaningoftheunderlinedwords.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Nuclearpoweriscleanbutitisverydangerous.Lookatthefollowingpicturesandguessthemeaningoftheunderlinedword.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Read1aandanswerthefollowingquestions.Whyisn’tcoalagoodmaterial?Whatisthedisadvantageofusingnuclearpower?Whatdoyouthinkofelectriccars?Whatdoyouthinkofthemaglevtrain?Itisverydirtyandcausesacidrain.Nuclearpowercanbeverydangerous.

Itisquietandquick.Theyareveryefficientandcostverylittletorun.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Choosetherightpictureforeachparagraphof1a.abcChinaisoneofthefirstcountriesintheworldtousebiogastechnology.Farmersrecyclestraw,grassandanimalwastetomakebiogas.Thisrenewableenergyisusedinpeople’severydaylife.Electricvehiclesweredevelopedinthe1990s.Nowthereareelectricvehiclesinmanycountries.Theyareveryefficientandcostverylittletorun.Althoughelectricvehiclesproducenopollution,therewillbeanincreaseinelectricityneedsiftheyarewidelyused.

InChina,thebest-knownmaglevtrainistheGerman-builtoneinShanghai.Ittakespeoplejust7minutestogototheairport30kmawayandreachesatopspeedof431kmperhour.Itisquietandquick.Thereisnowheelnoise,becausetherearenowheels.Maglevtrainsareveryenergyefficientanddonotpollutetheair.However,maglevguidepathsaremuchmoreexpensivethantraditionalsteelrailways.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)1bWorkaloneRead1aagainandfilloutthefollowingtable.WaytoproducepowerAdvantageDisadvantagebiogaselectricvehiclemaglevtrainrenewable

efficient,cheap,nopollution

quiet,quick,energryefficient,nopollution

Itwillcauseanincreaseinelectricityneeds.muchmoreexpensivethantraditionaltrains.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)a.Therearemorethan3000powerstationsintheworldthatproduceelectricitybyburninggarbagetoheatwater.b.Peopleusethemovementofwatertoproduceelectricity.c.Windisusedforproducingelectricityinmanyplaces.d.Peopleproduceelectricityfromthesun.()()()()圖文搭配abdc仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Fillintheblanksusingbut,and,thoughandwhile.1._____it’sraininghard,hekeepsonworkingoutside.2.Kangkangcansolvetheproblem,______Ican’t.3.Mr.Linisverykind_____heisveryhumorous.4.Thesuitfitsmewell_____Ican’taffordit.Though

while

and

but仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)Usebut,and,thoughandwhile

todescribethewaysofproducingpower.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)3WrittenworkWhatgoodhabitsprotecttheenvironment?Listasmanyasyoucan.Themoreyoulist,thegreeneryouare.GoodHabits1.Turnoffthelightswhenyouleavearoom.2.Walkorrideabikeinsteadoftakingabusorataxi.

3.Takeaclothbagwhenyougoshopping.4.Don'tuseplasticbags.仁愛(ài)英語(yǔ)九年級(jí)unit2topic3sectionC(1)UsefulexpressionsInmanycountries,peopleproducepowerfromcoalornuclearenergy.It’sapitythatit’stooexpensivetouseinmostofChina.仁愛(ài)英語(yǔ)九年級(jí)un