外研八下英语Unit 6 Developing ideas《自主学习》课件

自主学习DevelopingideasDevelopingideasWhat’sthisprojectfor?DIDYOUKNOW?Thesunwasourfirstenergysource,givinguslightandheat.Later,peoplelearnttousedifferentnaturalmaterialsforenergy,suchaswoodandoil.Today,theeffectsofclimatechangerequirepeopletomakecleanerchoices.Wearebacktousingthesun—inamodernway!bebacktodoingsth.重新开始做某事1Listentotheconversationandchoosethemainidea.aMikeandhisdadspendadayinthedesertusingonlysolarenergy.bMikeandhisdadfeelveryhotinthedesert.cMikeandhisdadareabletocookfoodandchargeaphoneusingthesun.dMikeandhisdadwanttolearnmoreaboutthesolarpark.PhoneticsinuseStressinwords(2)Forcompoundnouns,thestressisusuallyonthefirstsyllable.Forexample,sunlight.Practisemore→p1002Listenagainandcompletethetable.Mike’sproblems

It’ssohot.Dad’ssolutions

They’vegothatswith1________________.TheycanhelpMike2________________.Theyarepoweredbythe3________________.Mike’sproblems

Hewantstohave4________________.Dad’ssolutions

Theyhaveasolar5________________.Theycooksome6________________.Mike’sproblems

Theirphoneisalmost7________________.Dad’ssolutionsTheyhavesolarpanels.Theycanchargetheirphone.LearningtolearnListeningforquestionsTolistenforquestions,focusonquestionwordslikewhatandexpressionslikedoyouknowandcanyoutellme.Youcanalsolistentothetonesofspeakers’sentencestofindquestions.3Listentotheradioandcompletethenotes.SolarParkWhatdoesitlooklike?·Lotsofsolarpanels1____________thesand.·Itlookslikeashining2____________inthedesert.Howmuchenergycanitprovide?·Itcovers3____________squarekilometres.·Itcanpowermorethan4____________everyyear.What’stheenvironmentaroundit?·Therearegojiberries5____________thepanels.·Ithasturnedthe6____________intoagarden.Itmakesthelivesof7____________peoplebetter.Listenagain.Thentalkabouthowthespeakerdrawsthelistener’sinterest.LearningtolearnDrawinglisteners’interestTodrawlisteners’interest,useexcitingwordslikeamazingorbeautiful.Also,uselanguagethatmakeslistenersfeelcurious,egCanyoubelievethat…?Trytoaddresslistenersdirectly,anduseapositivetone.4Workinpairs.Talkaboutanothernaturalresourcethatweuseforenergy.AWhatnaturalresourcesdoweuseforenergy?B…iscleanenergy.AHaveyouseenthe...in...?Theyare…BAmazing.Doyouknowhow…?Usefulexpressions→p104Talkaboutwhatyouhavelearntaboutusingnaturalresourcesinthissection.Readingforwriting1Lookatthepicturesandanswerthequestions.Usethewordsandexpressiontohelpyou.hotdesertdrysurviveClimateinventwellundergrounddifficultrainfallprojectwatershortageprotect1What’stheenvironmentlike?It’sahotanddrydesertarea.There’slittlerainfall,andtheclimateisdifficultforpeopletosurvive.2Howdoesthesystemwork?Waterfromthemountainsfallsintothewellsandthenrunsundergroundinthecanals.2Readthepassageandcheckyouranswers.Ariveroflifebelowtheearth1YouprobablyremembertheFlamingMountainsfromJourneytotheWest.ButdoyouknowwheretherealFlamingMountainsare?TheyareinTurpan,intheeastoftheXinjiangUygurAutonomousRegion.长难句分析：这是一个复合句。主语是you，谓语是know，宾语是由where引导的宾语从句，需用陈述句语序。2It’sknownasoneofthehottestareasintheworld.Thedesertsandcanbeashotas80℃inmidsummer.That’senoughtomakeyourfeetburn!Itmaysoundcrazy,butthelocalscancookaneggonthedesertsand.RainfallinTurpanisonly16mmayear.ItisoneofthedriestplacesinChina.Howdopeoplesurviveinsuchaterribleclimate?Thesecretliesintheancientkarezsystem.beenoughtodosth.足够做某事3ThekarezsysteminTurpanincludesmorethan1,000wells.Theyappearevery20—30metres.Someofthemare100metresdeep!Underthesewellsarelargeundergroundcanals.Waterfromthemountainsfallsintothewells.Itthenrunsundergroundinthecanals.Itiskeptcoolandsafefromthedesertheat.Thereareover5,000kmofundergroundcanalsinthearea.That’snearlyaslongastheYellowRiver!as...as...像……一样……Thankstothekarezsystem,peoplecangrowplantsforfoodinthisdifficultenvironment.Andamazingly,allofthiswascompletedwithonlyhandtools!Nowonderit’samongthetopthreeprojectsofancientChina.becompletedwith以……完成；用……竣工长难句分析：这是一个复合句。Nowonder相当于“It’snowonderthat...”，意为“难怪……”，其后跟从句。4Today,theareafacesawatershortage.Thereislesswaterfromthemountains,lowerrainfallandalargeincreaseinwateruse.Althoughmoderntechnologyissolvingsomeproblems,thekarezsystemstillplaysanimportantrole.长难句分析：这是一个复合句。从句是由Although引导的让步状语从句，从句主语是moderntechnology，谓语是issolving，宾语是someproblems。主句为主谓宾结构，playanimportantrole意为“起重要作用”。Now,moreandmoreyoungpeoplearetakingactiontoprotectit.Thecenturies-oldwatersystemwillsurelybecarriedintothefuture.takeactiontodosth.采取行动做某事从教材语篇2学写作技巧文化关联与设问法文化关联：文章借《西游记》火焰山关联真实吐鲁番，唤起读者认知，使“人类改变自然”的故事有文化锚点，增强内容吸引力与可信度。设问法：用“Howdopeoplesurviveinsuchaterribleclimate?”设问，引发读者好奇，自然引出坎儿井这一“改变自然”的解决方案，让行文有互动性与逻辑推进力。3Completethetablewiththewordsandexpressionfromthepassage.Aboutthearea·Turpanisoneofthe1___________intheworld.·Thedesertsandtherecanbe80℃inmidsummer.·Ithasaterrible2________forpeopletosurvive.hottestareasclimateHowthekarezsystemworks·Therearemorethan1,0003________appearingevery20—30metres.·Underthewellsarelarge4____________canals.·Waterfallsintothe5________andstayscoolinthecanals.Historyandimportance·Thesystemwasbuiltwithonlyhandtools.·It’samongthe6________________ofancientChina.wellsundergroundwellstopthreeprojectsLookingtothefuture·Theareaisfacinga(n)7______________.·Youngpeoplearetakingactionto8________thekarezsystem.watershortageprotect4Answerthequestions.1WhatcanyoutellaboutTurpanfrom“cookaneggonthedesertsand”?2Whatcanyoutellfrom“nearlyaslongastheYellowRiver”?Turpanisveryhotinmid-summer.TheundergroundcanalsofthekarezsysteminTurpanareverylong.TheirlengthisclosetothatoftheYellowRiver,showingthelarge-scaleofthesystem.3Whydoesthewriterusetheseexpressions?TovividlyshowTurpan’shotclimateandthegrandscaleofthekarezsystem,andhelpreadersbetterunderstandthecharacteristicsoftheareaandtheproject.（答案不唯一）Thinkandshare1Whatfactfromthepassagedoyoufindthemostinteresting?Why?2Withmoderntechnology,doyouthinkitisstillnecessarytokeepthekarezsystem?Whyorwhynot?Learningtothinkforquestion2It’simportanttocompareadvantagesanddisadvantagesofanancienttechnology.Inthisway,wecanmakereasonabledecisionsaboutitsusageinmodern