广州新版七年级下册

广州新版七年级下册第1页/共48页pipe管道第2页/共48页beon开着；上映，上演beoff第3页/共48页turnoff关闭turnon打开第4页/共48页turnoff

thetap=turnthetapoffit第5页/共48页add…to…把……加入……第6页/共48页chemical

n.

化学药品（常用复数形式）adj.化学的experiment实验第7页/共48页reservoir水库drop(n)水滴(v)掉下第8页/共48页drop滴(n.)掉下；落下(v.)Wherearethesedropsofwaterfrom?Becarefulnottodroptheplate.adropof一滴dropby顺便拜访；偶然拜访Weshouldsaveevery____ofwater.A.dropB.dropsC.deepD.door第9页/共48页salt盐salty咸的crystal结晶(体)stir搅拌第10页/共48页freshfreshwaterfreshair淡的、无盐的；新鲜的第11页/共48页acrossthroughacross通过(表面)over越过第12页/共48页voice嗓音quantity数量quality质量第13页/共48页sound,voice,noise声音sound:声音，指认能听到的任何声音，包括大的、小的、好听的、难听的、有意义的和无意义的等voice:指说话声、歌唱声、电台声音、鸟叫声。noise:噪音，指不悦耳的、不和谐的声音。第14页/共48页vapour蒸气、雾气form形成journey旅行、旅程近义词：trip第15页/共48页bank银行、河堤change零钱abit有点、一点continue继续第16页/共48页dropjourneyquantityexperimentfreshsaltonvoicereservoir第17页/共48页addchemicalthroughpipevaluablebitbankchange第18页/共48页returnvapourformstircontinuestircrystal第19页/共48页Watertalks第20页/共48页cloudsriverreservoirpipesseaDora’sbathroomCleanthewaterhereWATERTALKSCleanthewaterhere第21页/共48页Dorawasinthebathroom.Thetapwason.Doraon第22页/共48页“Turnthattapoff,”saidanangryvoice.“You’rewastingwater.”Doralookedaround,buttherewasnoonethere.anangryvoice第23页/共48页beonwastenoone第24页/共48页“Whoareyou?”“I’madropofwater.DoyouknowwhereIcomefrom?”“Fromthetap?”askedDora.第25页/共48页来自第26页/共48页“Afewdaysago，Iwasinacloud,”saidthedropofwater.“ThenIdroppedintoariverandranintoareservoir.Thenitwastimeforpeopletocleanme.”afewdaysago几天前dropinto掉进、降入raninto流入Itistime(forsb)todosth是(某人)做某事的时候第27页/共48页几天前降入河流,流入水库time,clean第28页/共48页“Cleanyou?”Doraasked.“Yes,Iwasdirty.Theycleanedmeandaddedsomechemicalstome.ThenItravelledthroughthepipesunderthestreetsandnowI’mhere.”Doraasked:”Soisthistheendofyourjourney?”add…to…=put…into…把…加到…travel-travelledtravellingtravellerthrough通过theendof……的终点第29页/共48页“净化你?”Dora问。“是的，我很脏。他们把我净化并向我加入一些化学品。然后我沿着地下管道流淌，现在我就在这里了。”Dora问：“那么这就是你旅程的终点了吗？”第30页/共48页“No.Peoplewillmakemecleanagain.I’llgointoariverandthenintotheseaagain.”“Again?”“Yes.Myjourneystartsthere.Remembernottowasteorpolluteme.I’mvaluable.”Doraturnedthetapoffandcameoutofthebathroom.gointo流入remembertodosth记得做某事(未做)remembernottodosth记得不要做某事comeoutof从…出来第31页/共48页remembertodosth:记得要去做某事(未做)rememberdoingsth：记得做过某事(已做)Remember____offthelightswhenyouleavetheroom,please.第32页/共48页“不，人们将会再次为我净化。我将流入河中然后再次流入大海。”“再一次？”“是的。我的旅程从哪儿开始。记住不要浪费和污染我。我很宝贵。”Dora关掉水龙头，走出了浴室。第33页/共48页1.It’stime___toschool.Pleasewakeupyoursister,Mike.A.togoB.goingC.goesD.go2.TheTVprogramisboring.Please___.A.turnonitB.turnoffitC.turnitoffD.turniton3.Itisnotgoodtoaddsomechemicals___themilk.A.inB.fromC.toD.on4.Remembernot___waterorpollutewater.A.towasteB.wasteC.wastingD.towasting第34页/共48页Doyouknowthedifferencesbetween alotof,alittle,afew,(not)much,(not)many,and

no?第35页/共48页alotof/alittle/notmuch/no+不可数名词alotof/many/afew/notmany/no+可数名词复数适当的数量：enough超量：toomany+可数名词复数toomuch+不可数名词数量不足：toofew+可数名词toolittle+不可数名词表数量第36页/共48页第37页/共48页MorepracticeMoreFactsabout

WATER第38页/共48页1.About________ofthehumanbodyiswater.50% B.30% C.70%2.About________oftheEarthiswater.80% B.75% C.60%3.Mostofthewaterintheworldis________.A.freshwater B.drinkable C.undrinkable

4.Ifwaterdripsfromthetapevery10seconds,wewillwasteabout______litresofwaterayear.A.215 B.315 C.415

5.Havingashowerinsteadofabathcansaveupto______litresofwateraweek.A.400 B.300 C.200第39页/共48页Herearesomeinterestingfactsaboutwater:About70%ofthehumanbodyiswater.Oceanscoverabout75%oftheEarth,butoceanwaterissalty.Therefore

mostofthewaterintheworldisnotdrinkable.human人类humanbody人体therefore因此，所以mostof…大部分undrinkable:不可饮用的drinkable:可饮用的第40页/共48页Groundwatermaybedrinkable,butitisnoteasytofindgroundwaterthatiscleanandsafetodrink.groundwater地下水Itisadj+todosth.做某事….Itis(not)adj+todosth.第41页/共48页Ifwaterdripsfromyourtapevery10seconds,youwillwasteabout315litresofwaterayear-enoughtofilltwobaths!dripfrom从…漏下second第二的、秒waste浪费awasteof…浪费….fill填满第42页/共48页Havingabathusesabouttwiceasmuchwaterastakingashower.Havingashowerinsteadofabathcansaveupto400litresaweek.haveabath泡澡takeashower淋浴as…as和…一样asmuch…as和…一样多insteadof代替、而不是upto多至第43页/共48页1.About___studentsattendedthesportsmeetingthedaybeforeyesterday.A.thousandofB.threethousandC.thousandsD.threethousandof2.Wemuststop___downtrees