Unit5WaterislifeSection1Reading课件-沪教版英语七年级下册

Unit5Waterislife主题范畴：人与自然主题群：环境保护子主题：环境污染及原因，环保意识和行为KeyquestionWhatdoeswatermeantous?Improvereadingskillsbyidentifyingkeydetailsandunderstandingpersonificationinstories;Developcriticalthinkingskillsbyansweringquestionsabouthowwatergetstoourhomeandhowtosavewaterinthefuture;Appreciatetheimportanceofwaterandlearnwaystosaveitforabetterenvironment.Attheendoftheclass,I’llbeableto:Learningobjectives学习目标everyday /ˈevrideɪ/adj.每天的；日常的form /fɔ:m/n.类型；种类journey /ˈdʒɜ:ni/n.（尤指长途）旅行drop /drɒp/n.滴；水珠tap /tæp/n.水龙头voice /vɔɪs/n.说话声eventually /ɪˈventʃuəli/adv.最后；终于Newwordsandphrases*pipe /paɪp/n.管子；管道return /rɪˈtɜ:n/v.回去；返回rush /rʌʃ/v.

迅速移动abit 有点儿；稍微atonce 立即；马上FirstthoughtsWater01ThingsyouknowaboutwaterAbout70%oftheEarth’ssurfaceiswater....02ImportanceofwaterLifecannotexistwithoutwater....03WaystosavewaterTakeashowerinsteadofabath....Section1ExperiencingandunderstandinglanguageThinkWheredoeswatercomefrom?Whatinterestingfactsdoyouknowaboutwater?Howcanwesavewater?Whatistherelationshipbetweenwaterandthedevelopmentofoursociety?1.Lookatthepictureofthewatercyclebelowandputthesentencesinthecorrectorder.Thendescribethepicturetotheclass.Itrunsintorivers.Itrisesfromtheseatothesky.Itrunsintothesea.Itfallsasrainagain.Waterfallsfromthecloudsasrain.24351从……升起流入成为……落下Beforeyouread2.Discussthequestionsbelow.(1)Wherecanyoufindwaterinyoureverydaylife?(2)Whatdoeswaterlooklike,andwhatformdoesittake?Liquid液态Solid固态Gas气态ThejourneyofadropofwaterDuYunwasinthebathroom.Thetapwason.Asshebrushedherteeth,shethoughtaboutgoingswimmingwithherfriendsand...“Turnthattapoff,”saidanangryvoicesuddenly.“You’rewastingwater.”DuYunturnedthetapoffandlookedaround,buttherewasnoonethere.“Whoareyou?”“I’mDripple,andI’madropofwater.DoyouknowwhereIcomefrom?”“Fromthetap?”askedDuYun.While-readingReadforinformation“Well,yes,butafewdaysago,Iwasinacloud,”saidDripple.“Thenthewindpushedthecloudupamountain.Whenthecloudcooleddown,itstartedraining.Ibecameoneoftheraindrops.”“Howdidyoucomeintomyhousethen,Dripple?”“Ifellintoariverandeventuallyendedupinareservoir.ThenIwenttoaspecialplace.There,peoplecleanedmeandaddedsomechemicalstome.”“Theycleanedyou?Why?”DuYunasked.“BecauseIwasabitdirty.ThenItravelledthroughthepipesunderthestreetsandnowI’mhere,”Drippleexplained.“Again?”“Yes.Myjourneybacktothecloudsstartsthere.Remembernottowasteorpolluteme.I’mvaluable.”“I’msorry,Dripple!”DuYuncameoutofthebathroomandrushedtoherstudy.Shewantedtotellherdiaryaboutthisatonce.“Soisthistheendofyourjourney?”DuYunasked.“No.Peoplewillcleanmeonemoretime.ThenI’llgointoariver,andafterthat,I’llreturnintotheseaagain.”ReadingStrategy:UnderstandingpersonificationWriterssometimesmakeanimalsorthingsseemhumantomakeastorymoreinteresting.Inthisstory,thedropofwatertalkslikeahumanbeing.Thisiscalledpersonification,andithelpsthereaderunderstandthewriter’sideasmoreeasily.Readthestoryagaintoseehowthewriterusespersonification.“Turnthattapoff,”saidanangryvoicesuddenly.“Well,yes,butafewdaysago,Iwasinacloud,”saidDripple.“Remembernottowasteorpolluteme.I’mvaluable.”Dripplespeaks.Drippletellsastory.Dripplegivesadvice.Task1Lookatthepicture.CompleteDripple’sjourneywiththeinformationfromthestoryonpage69.endedupinareservoirwentintoaspecialplaceandgotcleanedtravelledthroughthepipesunderthestreetsgottoDuYun’shomeTask2WhywasDrippleangryatDuYun?DuYunwasinthebathroom.Thetapwason.Asshebrushedherteeth,shethoughtaboutgoingswimmingwithherfriendsand...“Turnthattapoff,”saidanangryvoicesuddenly.“You’rewastingwater.”DuYunturnedthetapoffandlookedaround,buttherewasnoonethere.Becausethetapwason/sheleftthetapon.Readline1-4andanswerthequestionbelow.Readline5-10andanswerthequestionbelow.HowdidDripplefalldownfromthecloud?“Whoareyou?”“I’mDripple,andI’madropofwater.DoyouknowwhereIcomefrom?”“Fromthetap?”askedDuYun.“Well,yes,butafewdaysago,Iwasinacloud,”saidDripple.“Thenthewindpushedthecloudupamountain.Whenthecloudcooleddown,itstartedraining.Ibecameoneoftheraindrops.”Whenthewindpushedthecloudupamountain,thecloudcooleddown.Drippleturnedintooneoftheraindrops.Thenitfelldownfromthecloud.Readline11-15andanswerthequestionbelow.Whatdidpeopledowiththewaterfromthereservoir?Whydidtheydoso?“Howdidyoucomeintomyhousethen,Dripple?”“Ifellintoariverandeventuallyendedupinareservoir.ThenIwenttoaspecialplace.There,peoplecleanedmeandaddedsomechemicalstome.”“Theycleanedyou?Why?”DuYunasked.“BecauseIwasabitdirty.ThenItravelledthroughthepipesunderthestreetsandnowI’mhere,”Drippleexplained.Theycleaneditandaddedsomechemicalstoit.Becausethewaterwasdirty.WhatwillhappenwhenDripplereturnstothesea?“Soisthistheendofyourjourney?”DuYunasked.“No.Peoplewillcleanmeonemoretime.ThenI’llgointoariver,andafterthat,I’llreturnintotheseaagain.”“Again?”“Yes.Myjourneybacktothecloudsstartsthere.Remembernottowasteorpolluteme.I’mvaluable.”Fromthereitwillstartitsjourneybacktothecloudsagain.Readline16-22andanswerthequestionbelow.WhydidDrippletellDuYunnottowasteorpollutewater?“Again?”“Yes.Myjourneybacktothecloudsstartsthere.Remembernottowasteorpolluteme.I’mvaluable.”“I’msorry,Dripple!”DuYuncameoutofthebathroomandrushedtoherstudy.Shewantedtotellherdiaryaboutthisatonce.Becausewaterisvaluable.Readline20-24andanswerthequestionbelow.Discussthequestionsbelow.(1)Canyoudescribehowwatergetstoyourhome?(2)Howwillyousavewaterinthefuture?Post-readingIthinkwatergetstoourhomefromabigwatersource,likeariveroralake.First,thewateristakenfromthereandsenttoaplacewherepeoplecleanittomakesureit’ssafetodrink.Afterthat,thecleanwatertravelsthroughpipestoourhouses.Whenweopenthetap,thewatercomesout.It’slikethewateristravelingthroughthesepipesallthewaytoourhome!(1)Canyoudescribehowwatergetstoyourhome?OnepossibleanswerIthinkinthefuture,IwillsavewaterbyturningoffthetapwhenI’mbrushingmyteeth,takingshortershowers,andfixinganyleaksinthepipesathome.Iwillalsouseabuckettocollectrainwaterforwateringplantsinsteadofusingahose.Bydoingthesesmallthings,Icanhelpsavewaterandmakesurethereisenoughforeveryone!(2)Howwillyousavewaterinthefuture?OnepossibleanswerTheWaterDrop’sStoryWherewasDuYunwhensheheardDripple’svoice?DuYunwas____________________________.WhatdidDrippleexplainaboutitsjourney?Drippleexplainedthatitcamefrom_______,raineddown,wentto__________,andwascleaned.HowdidDrippletravel?Drippletraveledthrough______andarrivedinDuYun’s______.WhatdidDuYunlearnfromDripple?DuYunlearnedthatwatershouldbe______________.WhathappensafterDripple’svisittoDuYun?AfterDuYunusedthewater,Dripplewillgoto_______,thento________,andstartitsjourneyagain.inthebathroom,brushingherteethacloudareservoirpipeshouseusedcarefullyandnotwastedarivertheseaRetellthekeyfactsinthetext.VocabularypracticeThewordsandthephraseinitalicsarefromthestoryonpage69.Choosethecorrectanswerstocompletethesentences.(1)Weusuallyget______fromthetapsinourbathroomandkitchen.

awaterbgascelectricity(2)Ifsomeonetellsyoutodosomethingatonce,youneedtodoit______.

arightnowblaterctodayP71(3)Adropofwateris______water.

aalotofbverylittlecabouttwocupsof(4)Peoplesay“Haveagoodjourney!”whenyouaregoingto______.

ahaveapartyatyourhouse

bsearchforinformationontheinternet

ctravelfromoneplacetoanother(5)Whenyoureturnhome,you_____home.

aleavebstayatcgobackCompleteDuYun’sdiaryentrywiththewordsandthephraseinitalicsfromExercise1.Changetheformifnecessary.droptapatoncejourneyreturnreservoir

seaadd...to...travel

through

First...Then...After

that...Next...Finally...bathroom

chemicals

cloud

drop

pipes

Makesentencesaboutthejourneyofadropofwaterwiththewordsandexpressionsbelow.WhatwouldhappenifDrippledidn’tgothroughthecleaningprocess?IfyoucouldmeetDrippleface-to-face,whatwouldyouaskitaboutitstravelsandexperiences?ImagineDripplecoulddecidewheretogonextafterleavingDuYun’stap.Whatwoulditchoose,andwhy?Chooseonequestionanddiscussitwithyourdeskmate.CriticalthinkingWhatwouldhappenifDrippledidn’tgothroughthecleaningprocess?“IfDrippledidn’tgothroughthecleaningprocess,itwouldstillhavedirt,germs,andchemicalsinit.Peoplemightgetsickiftheydrankitbecauseitwouldbeunsafe.Itmightalsopolluteriversandtheocean,harminganimalslikefishandbirds.Plantscouldalsobeaffectedbecausetheydependoncleanwatertogrow.Withoutcleaning,waterwouldn’tbeasusefulformanythings,liketakingashower,washingfood,orevenputtingoutafire.”HealthrisksEnvironmentalimpactWatercycleIfyoucouldmeetDrippleface-to-face,whatwouldyouaskitaboutitstravelsandexperiences?“IfIcouldmeetDrippleface-to-face,Iwouldaskitwhatit’sliketotravelthroughthecloudsandrivers.I’dwanttoknowifitevergetstiredorifitenjoysthejourney.I’daskDripplewhatitthinksabouthowhumansuseandwastewater.Iwouldalsoaskifit’severbeeninaplacewherewaterisreallycleanorreallypolluted,andwhatitfeelslikewhenit’streatedorcleaned.”Curiosityaboutwater’sjourneyFeelingsaboutpollutionHumanimpactImagineDripplecoulddecidewheretogonextafterleavingDuYun’stap.Whatwoulditchoose,andwhy?“IfDripplecouldchoosewheretogonext,itmightgotoariverorlaketojoinotherwaterdrops.Itcouldcontinuethewatercycleandhelpplantsandanimals.Or,maybeitwouldvisitaplacewherepeoplearesavingwatertomakeadifference.”WatercycleHelpingnatureConservation保护1.“Turn

that

tap

off”,said

an

angry

voice

suddenly.turnoff意为“关掉(电灯、煤气、水、收音机、电视机等)”。

turnonoffdownup打开(水、煤气、电灯等)关掉(水、煤气、电灯等)关小；调低(音量、热度等)开大；调高(音量、热度等)反义词组反义词组Completeortranslatethesentences:现学活用(1)It’sagoodhabittoturnthelights______whenyouleavearoom.(2)WhenIlefthome,Isawthecomputerwasstillon,soIturned_____________.

(3)请打开灯。Pleaseturnonthelight.(4)他调高了收音机的音量。He

turned

up

the

radio.offoffit一、用add的适当形式填空。Please

somesalt

thesoup.A

good

hobby

can

a

lotof

fun

our

spare

time.二、翻译句子。

他往杯子里加了些水。

请把这些数字加起来。2.There,peoplecleanedmeandaddedsomechemicalstome.addtoadd为动词，意为“添加；增加；增添”，add...to...意为“把……加到……里”，addup意为“把……加起来”。addtoHeaddedsomewatertothecup.Pleaseaddupthesenumbers.a

bit表示“有点儿；稍微”，修饰形容词、副词原级或比较级时相当于

alittle；a

little也可以修饰

bit，a

litte

bit意为“有点儿；有几分”，相当于a

bit或a

little。—How

is

your

arm

after

the

accident?

事故之后你的胳膊怎么样了？—It

still

hurts

a

bit/alittle/a

little

bit.

它还有点儿痛。3.BecauseIwasabitdirty.注意：

abit需要在后面加

of才能修饰可数名词或不可数名词，而

alittle可直接修饰不可数名词。There’s

a

bit

of/a

little

water

in

the

glass.玻璃杯里有点水。Tom

has

a

bit

of/a

little

money.汤姆有一点钱。Practice:I’m

feeling

______________better

today.Thereisonly______________homework.SoI’llbeabletocomeouttoplaysoon.abit/alittleabitof/alittle4.ThenI’llgointoariver,andafterthat,I’llreturnintotheseaagain.return此处意为“回去；返回”，作不及物动词，后常接into、to、from等介词。She’sreturningtoAustraliatomorrowaftersixmonthsinEurope.她在欧洲逗留了六个月，明天要返回澳大利亚了。Ireturnedfromworktofindthehouseempty.我下班回来，发现屋里空无一人。return还有“退还；送回”的含义，通常作及物动词

return

sth.to

sb./sth把某物还给某人/物Iwill

return

the

book

to

the

library

tomorrow.

我将在明天把这本书还给图书馆。Practice:1.Theastronautscamebacktothe

earth

last

Friday.(写出同义句)Theastronauts__________________

the

earth

last

Friday.2.—Mom,thereissomethingwrongwithmynewpen.—Don’tworry.Let’sr_________ittotheshopandgetanewone.

returnedtoeturn5.Shewantedtotellherdiaryaboutthisatonce.Practice:After

shesawme,sheran

to

me

immediately.(写出同义句)Aftershesaw

me,sheran

tome_____________.atonce/rightnowatonce意为“立即；马上”，在句中通常作状语，常放在句尾。atonce=immediately/rightnowIfnecessary,Icancomeatonce.如果有必要，我可以马上来。

Theboysallbegantotalkatonce.男孩们都马上开始说话了。词汇用法everyday“每天的；日常的”，作定语，放在名词前everyday“每天”，作时间状语，通常位于句尾—Whydoesyourfatherlooksohealthy?

为什么你爸爸看起来如此健康?—Becauseheexerciseseveryday.Exerciseispartofhiseverydayroutine.

因为他每天都锻炼。锻炼是他日常生活的一部分。Practice:The

Internet

has

become

partof_________life.everyday6.everyday&everydayTheauthorhasusedotherphrasestomakethetextbothinformative(提供信息的)andeasytoread.关掉 __________________浪费水

__________________四处看看

__________________一滴水

__________________几天前

__________________变冷

__________________turnoffwastewaterlookaroundadropofwaterafewdaysagocooldownPhrases开始下雨 __________________最终到达 __________________一个特别的地方

_________________