Unit3Understandingideas-Reading课件外研版英语八年级上册

Unit3Unit3Makeithappen!Ahelpinghandfairartificialblockn.展览会n.一块（木头、石头等有直边的硬物）adj.人造的，人工的Atthesciencefair,myprojectusedasmallblockofartificialwoodtodemonstratehowtobuildeco-friendlyfurniture.

在科学展览会上，我的项目用一小块人造木头来演示如何制作环保家具。conditionn.长期疾病costv.价格为，需支付lendv.借给，借出lend(sb)ahand帮助（某人）做某事Becauseofhisheart

condition,thenewmedicinecosthimalotofmoney,sohisfriendofferedtolendhimsomecash.

由于他的心脏病，新药花费了他很多钱，所以他的朋友主动借给他一些现金。3-Dadj.三维的，立体的printern.打印机inventv.发明，

创造Scientistsuseda3-D

printertoinventaspecialtoolthathelpsdisabledpeople.科学家们用3D打印机发明了一种帮助残疾人的特殊工具。inventionn.发明weighv.重，重量是……kilogramn.千克，公斤fixv.解决（问题）downloadv.下载Theengineerhadtoweighthepartstomakesuretheywereunderfivekilograms,fixthesoftwarebug,anddownloadtheupdatetosolvetheproblem.

工程师必须称重这些零件以确保它们低于五公斤，修复软件漏洞，并下载更新来解决问题。Whatcanyouseeinthepictures?Whataretheydoing?Whattechnologicalinventionsdoyouuseeveryday?Ioftenuse...Myfavoriteis…becauseIcan...Lookatthepicturesandanswerthequestions.EastonLaChappelle

伊斯顿・拉沙佩勒What’shisname?Whatishedoing?Hewasshakinghands.Readthepassageandcheckyouranswer.—Wherewastheboy?Hewasatasciencefair.—Whatwashedoingatthatmoment?Hewasshowinghiswork.—Whatwasintheboy’shand?Therewasaroboticarminhishand.AneventwherestudentsmakeprojectstoshowscienceideasWhatisthepassagemainlyabout?It’smainlyabouthowEastonhashelpedpeoplewithhisinvention,anartificialarm.man-madeOrderthefollowingeventsinthepassage.______Eastonmadearoboticarmwithplasticblocksandfishingline.______Eastonallowedpeopletousehisdesignforfree.______EastonandJennymetatasciencefair.______Eastonmadeanartificialarmwitha3-Dprinter.1234Whatis3-D?3-Dmeans“three-dimensional(空间的)”.Itdescribesobjectsthathavethreemeasurements:

length,

width,and

depth.Forexample,adrawingofasquareisflatandhasonlylengthandwidth—that’s2-D.Butarealboxhasdepth,too.Youcantouchit,turnit,andseeitfromallsides.That’s3-D.Weseetheworldin3-Dbecauseourtwoeyesworktogethertohelpussensedepth.Thishelpsustellhowfarawaythingsare.Completethereadingchartwiththewordsandexpressionsfromthepassage.Where:Ata(n)__________Who:Jenny,agirlborn_____________Problemtosolve:Jenny’sartificialarmcost$80,000.Butchildrenlikeher___________,sotheyalwaysneednewarms.HowdidEastoncomeupwiththeidea?sciencefairwithoutanarmgrowquicklyAge14:Aroboticarm.Itwasmadefromplasticblocksand__________.Age16:Anartificialarm.Itcould__________withbrainsignals,butweighed3.6kilograms.Age23:Anotherartificialarm.It_______just0.5kilogramsand________around$500.WhatareEaston’sinventions?WhatdidEastondowithhisinvention?Hedecidedtoposthis_______onlineforfree.Peoplecouldmakeanartificialarmwiththeirown3-Dprinters.fishinglinemoveweighedcostdesignHowmanypartscanthearticlebedividedinto?HowdidEastoncomeupwiththeidea?WhatareEaston’sinventions?WhatdidEastondowithhisinvention?WhatwasEaston’sworkatthesciencefair?Whatwasitmadeof?Itwasaroboticarm.Itwasmadeofplasticblocksandfishingline.HowdidEastonfeelwhenheknewaboutJenny’sartificialarm?Whatdidhedecidetodo?Eastonfeltsurprised.Hedecidedtolendahandtopeoplelikeher.Answerthequestions.WhatdidEastondoafterthefair?Healwaystriedtoimprovehiswork.Heinventedanartificialarmwitha3-Dprinterandkeptworkingonit.Heenjoyedfixingproblemsoneafteranother.Andfinallyhehitonsuccess.torepairsomethingbrokenorsolvesomethingwrongtobecomesuccessfulWasEastonpleasedwithhisfirstartificialarm?Whyorwhynot?Ononehand,Eastonwaspleasedwithitbecausethearmwasabletomovewithbrainsignalsoftheuser.Butontheotherhand,hethoughtitwasn’tgoodenoughbecauseitwastooheavyforachild.WhatdidEastondowithhissuccessfulartificialarm?Whydidhedoso?Hepostedhisdesignonlineforfree.Hejustwantedtohelppeopleinneed.1.Eastonmadearoboticarmwithplasticblocksandfishingline.2.EastonandJennymetatasciencefair.3.Eastonmadeanartificialarmwitha3-Dprinter.4.Eastonallowedpeopletousehisdesignforfree.Retelltheevents.Event1:Beforethesciencefair,Eastonmadearoboticarmwithplasticblocksandfishingline.Event2:ThenEastonwenttothesciencefairwiththeroboticarmandmetJenny,agirlwithoutanarm.Atthatmoment,hedecidedtolendahandtopeoplelikeJenny.Event3:Afterthefair,Eastontriedtoimprovehiswork.Heinventedanartificialarmwitha3-Dprinter,butitwastooheavy.Thenhekeptworkingonit.Attheageof23,hehitonsuccess.Event4:Finally,Eastondecidedtoposthisdesignonline.Heallowedpeopletouseitforfree.1.HowwouldJenny’slifechangewithEaston’sinvention?Easton’sdesignwith____printersonlyweighed____kilogramsandcostaround$_______!BeforeAfterJenny’sartificialarmwasjusta_________,butitcost$_____.ThinkandSharesimplehook80,0003-D0.5500Creativityandpersistencecansolveproblems.Bysharinghisdesignforfree,heteachesusthattechnologyshouldhelpeveryone,notjustthosewhocanpay.Becreativeandpersistent.Sharetospreadlove.2.WhatcanyoulearnfromEaston?3.Whatahelpinghand!

Whatdoes“ahelpinghand”reallymean?2)Hisactionandkindness.Eastonpostedhisdesignonlineforfreetohelpmorepeople.Eastonishelpfultoothers.1)Hisinvention.Tomakecommentsaboutaperson,alwayslookforwhattheydo.Actionsspeaklouderthanwords.(事实胜于雄辩).Thinkofaproblemandcomeupwithanideaforaninvention.YourproblemHowWhatinventionWhatproblemdoyouface?Howdoestheproblemtroubleyou?Whatinventioncouldsolvetheproblem?(Becreative!Youcanbeasimaginativeasyouwant.)HowHowdoestheinventionwork?根据提示补全单词。TherewasanChinesebook_______(展销会)inthelibrarylastSunday.Runningisgoodforhealthandit________(支付)nothing.Weshouldalways_______(搭把手)ahelpinghandtothoseintrouble.Whenwemeetwithproblems,weshouldtryto_______(解决)thembyourselves.People_______(发明)manythingsalmostbyaccident.faircostslendfixinventedII.用所给词汇的适当形式完成句子。The_______(print)hasbecomeoneofthemostusefulmachinesintheoffice.I_______(lend)mybiketoJane,butshehasn’treturnedittome.Thebridgeisstrongenoughtoholdthe_______(weigh)ofmanycars.Theballissmallbutitweighsabout5________(kilogram).Somenew_________(invent)willbeonshowatthesciencemuseumintwomonths.printerlentweightkilogramsinventionsIII.根据汉语意思完成句子。更糟糕的是，快下雨了。

______________,it’sgoingtorain.2.在中国，当我们第一次遇见人时，我们应该握手。

Weshould_____________________eachotherwhenwemeetsomeone____________________________inChina.3.好朋友不但和你一起玩，而且会一直帮助你。

Agoodfriendnotonlyplayswithyou,buthelpsyou_____________________.What’sworseshakehandswithforthefirsttimeallthetime4.这个城市的所有公园和博物馆都免费向公众开放。

Alltheparksandmuseumsinthiscityareopentothepublic______________.5.通过多年努力，我们的团队终于取得了成功。

Ourteamfinally_____________________throughmanyyears’hardwork.6.这个故事太精彩了，简直让我震惊。

Thestorywassoamazingthatitjust_____________________.forfreehitonsuccessawayblewmeDoyouknowthemeaningsofthesewordsandexpressions?

伟大的发明__________________________改变某人的生活_______________________

来自__________________________________驱使某人做某事________________________制作展示板___________________________……的重要性___________________________

导致这些差异__________________________重点短语greatinventionschangeone'slifecomefromdrivesbtodosthmakeadisplayboardtheimportanceof...causethesedifferencesprinter(n.)打印机→__________(v.)打印weigh(v.)称重→_______________(n.)重量invent(v.)发明→_______________(n.)发明printweightinvention

一名14岁的学生_____________________在科学展览会上_______________________

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