Unit5　WaterReading课件牛津深圳版英语七年级下册

Module3NaturalelementsUnit5Water主题范畴：人与自然子主题：环保意识和行为1.语言知识：掌握本单元单词、短语和句型以及alotof、afew、much、many和no的用法。2.语言技能：能够按事物发展的顺序描述图片以及根据图片和事物发展的顺序描述实验的过程。3.学习策略：通过时间副词描述一系列有先后顺序的动作,学会使用索引迅速检索信息的方法。4.文化知识：了解水对人类的重要性,珍惜水资源,增强环保意识。Reading(P58～P61)Ⅰ重点单词(☆表示拓展词汇；单词加粗部分为词缀)名词(n.)1.旅行；旅程_________

2.数量_________

3.实验；试验______________4.嗓音；说话声_______

5.水库_________

6.盐_______→咸的adj.☆salty

7.化学品___________→化学n.☆chemistry→化学家n.☆chemist

8.管道______→通过管道throughthepipesjourneynumberexperimentvoicereservoirsaltchemicalpipe动词(v.)9.增加；添加________→把……加入……___________________形容词(adj.)10.淡的；无盐的________

11.宝贵的；很有用的__________→价值n.☆value→不值钱的adj.☆valuelessaddadd…to…freshvaluable副词(adv.)12.表示已连接、处于工作状态或使用中______→在使用中；在流动中beon介词(prep.)13.通过；穿过__________兼词14.掉下；落下n.滴v._______→一滴adropof→掉进_____________onthroughdropdropintoⅡ重点短语1.流入2.从……升到……3.关掉4.环顾四周5.在街道底下runintorisefrom…to…turnofflookaroundunderthestreets6.……的终点7.记得(不)要做某事8.从……出来9.掉下10.把……放到……里theendofremember(not)todosth.comeoutoffalldownput…in…Ⅲ重点句型1.“________thattap_______,”saidanangryvoice.“把那个水龙头关上,”一个生气的声音说道。2.Doyouknow________________________________?你知道我来自哪儿吗?TurnoffwhereIcomefrom3.Then________________________peopletocleanme.接下来就到人们净化我的时间了。4.Theycleanedmeand______somechemicals_____me.他们净化了我并向我加入了一些化学品。5.________________________________orpolluteme.记住不要浪费或者污染我。itwastimeforaddedtoRemembernottowaste第一步：精读课文,完成阅读理解训练。阅读课本P59的短文,并从各题所给的A、B、C和D项中选出最佳选项。()1.Howdidthedropofwaterfeelatfirst?A.Angry.B.Happy.C.Sad.D.Nervous.A()2.Wheredidpeoplecleanwater?A.Inthepipe.B.Intheriver.C.Inthesea.D.Inthereservoir.D()3.Wheredoesthewaterbeginitsjourney?A.Fromthetap.B.Fromthecloud.C.Fromthesea.D.Fromthereservoir.C()4.Whatdoesthepassagewanttotellus?A.Turnthetapoffintime.B.Don'twasteorpollutewater.C.AtalkbetweenDoraandwater.D.Thejourneyofadropofwater.B第二步：挖掘课文考点,完成综合填空训练。Dorawasinthebathroom.Thetapwason.Avoicesaid1.__________(angry)toletherturnthetapoff.Dora2._________(look)aroundandfoundoutitwasadropofwater.Thenthedropofwatertoldherabout3._________(it)journey.angrilylookeditsAfewdaysago,itwasin4.__________cloud.Thenitdroppedintoariverandranintoareservoir.Thenitwastime5.__________peopletocleanit.Afterpeoplecleaneditandaddedsome6.__________(chemical)toit,ittravelledthroughthepipesandcametothetap.Butitwasnottheendofthejourney.Peoplewillmakeit7.__________(clean)againanditwillgotoariverandthentheseaagain.Itsaiditwas8.__________(value).SoitaskedDoratoremembernot9.__________(waste)orpolluteit.Atlast,Doraturnedthetapoff10.__________cameoutofthebathroom.aforchemicalscleanvaluabletowasteand1._____________________2._____________________3._____________________4._____________________5._____________________6._____________________7._____________________8._____________________9._____________________10._____________________第三步：根据课文导读的内容,复述故事。angrilylookeditsaforchemicalscleanvaluabletowasteand第四步：拓文化视角,品精选时文。

Waterisveryimportanttous.Wecan'tlivewithoutwater.Asweallknow,thereismuchwaterontheEarth.Butdoyouknowifthereiswateronotherplanets?

Scientistsfoundwaterinlittleglassballsonthemoon.__▲__Butnowweknowthereiswateronthesurface(表面)andinsiderocks.①语篇类型：说明文主题：人与自然(宇宙探秘)难度：词数：约250用时：11分钟

AprofessornamedMaheshAnandsaidthatwhenthesunwasshining,hesawwatermoleculesmovingonthemoon.AteamofscientistsfromChinastudied117glassbeads(珠子)thattheChang'e-5spaceshipbroughtbacktotheEarthin2020.Thebeadsweremadeofverysmallspacerocks.Therockshitthemoon'ssurfaceandmelt(融化)theground.Themeltedmaterialcooledintoroundglassbeads.Thebeadswereaswideasastrandofhair.

Thescientistssaidthattheglassbeadsareprobablythemainplacewherewateronthemooncomesfrom.Thebeadsmaymakeupabout3%to5%ofthemoon'ssoil.Thescientiststhinktherecouldbeabout300billiontonsofwaterinsidealltheglassbeadsonthemoon.

Ifsomeoneheatstheglassbeadsupjustalittle,around100℃,hecangetthewaterout.③TheEuropeanSpaceAgency'srobotdrill,PROSPECT,mightbethefirsttotrytodothisin2025.

NASAwillgotothemoon'sSouthPolenextyeartolookforice.Itwilltakepeopletothemooninthenextfewyears.语篇研读______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Para.1引入有关水的话题。Para.2介绍科学家在月球上的发现。Para.3介绍月球上玻璃球的形成过程。Para.4介绍月球上水的来源以及玻璃球的占比。Para.5介绍从玻璃球中获得水的方法。Para.6介绍NASA的未来计划。通过阅读这篇文章,学生们能够感受到科学家对待未知世界勇于探索、不断创新、追求真理的科学精神。美国国家航空航天局(简称NASA),又称美国航天局、美国太空总署,是美国联邦政府行政性科研机构之一。NASA是世界上最权威的航空航天科研机构,与许多国内及国际科研机构分享其研究数据。Howcanyoulearnmoreabouttheworld?___________________________________________________________________________________________________________________________________________________ByreadingsciencemagazinesandwatchingTV./IcanlearnmoreabouttheworldbyreadingsciencemagazinesandwatchingTV.(

)1.新考法

句子还原Choosethebestsentencetofillintheblank“__▲__”inParagraph2.A.Thesescientistswerepoorbutfamous.B.Peopleusedtothinkthemoonwasdry.C.ThereislessandlesswaterontheEarth.D.Themoonwillbecomeoursecondhome.B()2.WhatisParagraph3mainlyabout?A.Howtherockshitthemoon'ssurface.(断章取义)B.Howthewater

moves

onthemoon.(断章取义)C.Howtheglassbeads

onthemoonform.(理解推断)

D.Thenumberoftheglassbeads

onthemoon.(断章取义)

C()3.Howdoscientistsgetthewateroutoftheglassbeads?A.Byusingmanykindsofrobots.(Para.5偷梁换柱)B.Byheatingthebeadsupto100℃.

(Para.5同义转换)C.Bymelting

thebeadsontheground.(Para.3偷梁换柱)D.Bybringing

thebeads

backtotheEarth.(Para.3偷梁换柱)B()4.Whatisthepurposeofthepassage?A.ToletusknowmoreabouttheEarth.(断章取义)B.Toencourageustobecomescientists.(断章取义)C.Toshowustheimportanceofsavingwater.(以偏概全)D.Totellusthattheremightbewater

onthemoon.(理解推断)D第五步：挖掘文本,读写融合。(详见Writing)(单词加粗部分为词缀)1.__________n.科学→scientist

n.__________

2.sunn.太阳→__________adj.晴朗的3.comefrom________→(同义短语)befrom

4.lookfor__________→(同义短语)searchfor5.【翻译】Ifsomeoneheatstheglassbeadsupjustalittle,around100℃,hecangetthewaterout.____________________________________________________________________________________________science科学家sunny来自寻找如果有人把玻璃珠加热一点,大约100℃,他就能把水弄出来。1

Thetapwason.(P59)Thebookonthedeskismine.

开着在……上面当电脑开着的时候你不能离开教室。Youcan'tleavetheclassroom______________________.我爸爸下班后经常躺在沙发上休息。Myfatheroftenlies_____________torestafterwork.whenthecomputerisononthesofa2

“Turnthattapoff,”saidanangryvoice.(P59)(1)Mygrandmaissleeping.Pleaseturntheradiodown！(2)CanyouturntheTVup?Ican'thearitclearly.

关掉(把音量)调小，调低(把音量)调大，调高()(1)Ifyoudon'twatchTV,please_________.A.turnitonB.turnitoffC.turnonitD.turnoffitB()(2)Canyou_________theairconditioner?Itistoohotoutside.A.turnonB.turnoffC.turndownD.turnup他们正在开会,请把音乐关小声一点。Theyarehavingameeting,please____________________________________________.Aturnthemusicdown/turndownthemusic3

Doralookedaround,buttherewasnoonethere.(P59)lookat环顾四周lookforlookup露西在商店里四周看了看,但她没找到什么可买的。Lucy___________________________,butshefoundnothingtobuy.我在字典中查了这些新单词。___________________________inthedictionary.lookedaroundintheshopIlookedupthesenewwords4

Theycleanedmeandaddedsomechemicalstome.(P59)Thecostofthreeticketsaddsup

to500yuan.把……加入……总计他在咖啡中加了一些牛奶。He_______________________hiscoffee.我们刚才在超市买的东西总计200元。Whatweboughtinthesupermarketjustnow________________________.addedsomemilktoaddsupto200yuan5

Remembernottowasteorpolluteme.(P59)Irememberbuyingthisbooklastweek.

记得(不)要做某事记得做过某事(1)睡觉前记得关灯。____________________________beforeyougotosleep.(2)记得不要浪费食物。________________________thefood.RemembertoturnoffthelightsRemembernottowaste()Iremember________inmyhomework,butitisstillinmyschoolbag.A.handB.tohandC.handingD.handedC()It'steno'clocknow!It'stimeforyou______,Tim.A.sleepB.sleepingC.sleptD.tosleep【翻译】到上学的时间了。_______________________________________________

Thenitwastimeforpeopletocleanme.(P59)DIt'stimetogotoschool./It'stimeforschool.Ⅰ语法巩固()1.Ifwemeetanewwordinapassage,wecan________thewordinthedictionary.A.lookatB.lookupC.lookforD.lookaroundB()2.Weshouldlearntoprotecttheenvironment.Soplease________thelights________whenyouleavetheroom.A.turn;upB.turn;downC.turn;onD.turn;offD()3.Ican'theartheTVclearly,sopleaseturnit________.A.upB.downC.onD.offA()4.—Alan,remember________thefloorafteryoucookbreakfast.—OK,mum.A.sweptB.sweepsC.sweepingD.tosweepD()5.Don'taddtoomuchsalt________yoursoup,oritwillbetoosalty.A.ofB.toC.inD.forBⅡ完成句子1.水不仅是人类的必需品,也是动植物的必需品。(7BU2)Waterisanecessity________________forhumans,________________foranimalsandplants.2.因此,节约用水对我们来说是重要的。(7BU5)Therefore,____________________________forustosavewater.notonlybutalsoitisimportant3.我们应该在洗手后及时关掉水龙头。(7BU5)Weshould____________________________________intimeafterwashingourhands.4.还有,记得在洗碗时不要用太多的水。(7BU5)Also,________________________________toomuchwaterwhenwashingthedishes.5.最后,我们也可以要求我们的家人不要浪费水。(7BU5)Finally,wecanalso________ourfamily__________________________water.turnthetapoffremembernottouseasknottowasteⅢ阅读理解Watercanrunawayininterestingways.Let'strytogetwaterfromonecupintoanother.语篇类型：应用文主题：人与自我(勤于动手)难度：词数：约240用时：8分钟Whatyouneed●Anempty(空的)glass●Aglasswithbluewater●Aglasswithredwater●SomepapertowelsWhatyoushoulddoStep1Letyourparentshelpyouprepare“paperbridges”.Usepapertowels(纸巾)tomaketwoofthem.Theywilltakeinandcarryawaywater.

WhatyoushoulddoStep2

Takeonepapertowel.Putoneendofitintotheglassofbluewaterandtheo