廣州新版七年級下冊

廣州新版七年級下冊第1頁/共48頁pipe管道第2頁/共48頁beon開著；上映，上演beoff第3頁/共48頁turnoff關(guān)閉turnon打開第4頁/共48頁turnoff

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

n.

化學(xué)藥品（常用復(fù)數(shù)形式）adj.化學(xué)的experiment實(shí)驗(yàn)第7頁/共48頁reservoir水庫drop(n)水滴(v)掉下第8頁/共48頁drop滴(n.)掉下；落下(v.)Wherearethesedropsofwaterfrom?Becarefulnottodroptheplate.adropof一滴dropby順便拜訪；偶然拜訪Weshouldsaveevery____ofwater.A.dropB.dropsC.deepD.door第9頁/共48頁salt鹽salty咸的crystal結(jié)晶(體)stir攪拌第10頁/共48頁freshfreshwaterfreshair淡的、無鹽的；新鮮的第11頁/共48頁acrossthroughacross通過(表面)over越過第12頁/共48頁voice嗓音quantity數(shù)量quality質(zhì)量第13頁/共48頁sound,voice,noise聲音sound:聲音，指認(rèn)能聽到的任何聲音，包括大的、小的、好聽的、難聽的、有意義的和無意義的等voice:指說話聲、歌唱聲、電臺(tái)聲音、鳥叫聲。noise:噪音，指不悅耳的、不和諧的聲音。第14頁/共48頁vapour蒸氣、霧氣form形成journey旅行、旅程近義詞：trip第15頁/共48頁bank銀行、河堤change零錢abit有點(diǎn)、一點(diǎn)continue繼續(xù)第16頁/共48頁dropjourneyquantityexperimentfreshsaltonvoicereservoir第17頁/共48頁addchemicalthroughpipevaluablebitbankchange第18頁/共48頁returnvapourformstircontinuestircrystal第19頁/共48頁Watertalks第20頁/共48頁cloudsriverreservoirpipesseaDora’sbathroomCleanthewaterhereWATERTALKSCleanthewaterhere第21頁/共48頁Dorawasinthebathroom.Thetapwason.Doraon第22頁/共48頁“Turnthattapoff,”saidanangryvoice.“You’rewastingwater.”Doralookedaround,buttherewasnoonethere.anangryvoice第23頁/共48頁beonwastenoone第24頁/共48頁“Whoareyou?”“I’madropofwater.DoyouknowwhereIcomefrom?”“Fromthetap?”askedDora.第25頁/共48頁來自第26頁/共48頁“Afewdaysago，Iwasinacloud,”saidthedropofwater.“ThenIdroppedintoariverandranintoareservoir.Thenitwastimeforpeopletocleanme.”afewdaysago幾天前dropinto掉進(jìn)、降入raninto流入Itistime(forsb)todosth是(某人)做某事的時(shí)候第27頁/共48頁幾天前降入河流,流入水庫time,clean第28頁/共48頁“Cleanyou?”Doraasked.“Yes,Iwasdirty.Theycleanedmeandaddedsomechemicalstome.ThenItravelledthroughthepipesunderthestreetsandnowI’mhere.”Doraasked:”Soisthistheendofyourjourney?”add…to…=put…into…把…加到…travel-travelledtravellingtravellerthrough通過theendof……的終點(diǎn)第29頁/共48頁“凈化你?”Dora問?！笆堑?，我很臟。他們把我凈化并向我加入一些化學(xué)品。然后我沿著地下管道流淌，現(xiàn)在我就在這里了。”Dora問：“那么這就是你旅程的終點(diǎn)了嗎？”第30頁/共48頁“No.Peoplewillmakemecleanagain.I’llgointoariverandthenintotheseaagain.”“Again?”“Yes.Myjourneystartsthere.Remembernottowasteorpolluteme.I’mvaluable.”Doraturnedthetapoffandcameoutofthebathroom.gointo流入remembertodosth記得做某事(未做)remembernottodosth記得不要做某事comeoutof從…出來第31頁/共48頁remembertodosth:記得要去做某事(未做)rememberdoingsth：記得做過某事(已做)Remember____offthelightswhenyouleavetheroom,please.第32頁/共48頁“不，人們將會(huì)再次為我凈化。我將流入河中然后再次流入大海?！薄霸僖淮?？”“是的。我的旅程從哪兒開始。記住不要浪費(fèi)和污染我。我很寶貴?！盌ora關(guān)掉水龍頭，走出了浴室。第33頁/共48頁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頁/共48頁Doyouknowthedifferencesbetween alotof,alittle,afew,(not)much,(not)many,and

no?第35頁/共48頁alotof/alittle/notmuch/no+不可數(shù)名詞alotof/many/afew/notmany/no+可數(shù)名詞復(fù)數(shù)適當(dāng)?shù)臄?shù)量：enough超量：toomany+可數(shù)名詞復(fù)數(shù)toomuch+不可數(shù)名詞數(shù)量不足：toofew+可數(shù)名詞toolittle+不可數(shù)名詞表數(shù)量第36頁/共48頁第37頁/共48頁MorepracticeMoreFactsabout

WATER第38頁/共48頁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頁/共48頁Herearesomeinterestingfactsaboutwater:About70%ofthehumanbodyiswater.Oceanscoverabout75%oftheEarth,butoceanwaterissalty.Therefore

mostofthewaterintheworldisnotdrinkable.human人類humanbody人體therefore因此，所以mostof…大部分undrinkable:不可飲用的drinkable:可飲用的第40頁/共48頁Groundwatermaybedrinkable,butitisnoteasytofindgroundwaterthatiscleanandsafetodrink.groundwater地下水Itisadj+todosth.做某事….Itis(not)adj+todosth.第41頁/共48頁Ifwaterdripsfromyourtapevery10seconds,youwillwasteabout315litresofwaterayear-enoughtofilltwobaths!dripfrom從…漏下second第二的、秒waste浪費(fèi)awasteof…浪費(fèi)….fill填滿第42頁/共48頁Havingabathusesabouttwiceasmuchwaterastakingashower.Havingashowerinsteadofabathcansaveupto400litresaweek.haveabath泡澡takeashower淋浴as…as和…一樣asmuch…as和…一樣多insteadof代替、而不是upto多至第43頁/共48頁1.About___studentsattendedthesportsmeetingthedaybeforeyesterday.A.thousandofB.threethousandC.thousandsD.threethousandof2.Wemuststop___downtrees