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外研版八年级下册英语课件M3U12020/11/302Haveyoueverwantedtotravel?2020/11/303Haveyoueverbeen…?alloverChinaallovertheworld2020/11/304Haveyoueverbeento…?space(太空)Earth(地球)moon(月球)Humanbeings(人类)havebeentothespace.2020/11/305WhohasbeentothespaceinChina?astronauts(宇航员)2020/11/306Howdidtheygothereandback?takethespaceship(航天飞机)2020/11/307spacestation太空站rocket火箭2020/11/308TheShenzhou5spacecraftorbitedtheEarth14timesandreachedanaltitudeof343kilometres.Thespaceflightlasted21hoursbyYangLiweiinOctober,2003.YangLiweiwascalled“China’sfirstastronaut”.2020/11/309theSovietUnion(苏联)Russia(俄罗斯)３Somecountriessentthepersonsintothespace.2020/11/3010solarsystem(太阳系)2020/11/3011EarthSunTheEarthtravelsaroundtheSun.starplanet行星恒星2020/11/3012planets(行星)Mars(火星)solarsystem(太阳系)2020/11/3013Haveyouheardthelatestnews(最新的消息)aboutMars?2020/11/30141.SomescientistshavesentaspacecrafttoMars.2.Ithastakenseveralmonthstogothere.3.Ithasn’tarrivedyet.几个2020/11/3015Wordsandexpressionsn.地球n.月亮；月球n.新闻；消息n.行星v.到达；抵达adv.还；尚（用于表示某事在某一段时间尚未发生，但未来也许会发生）earth/ə:θ/moon/mu:n/news/nju:z/planet/′plænit/reach/ri:tʃ/yet/jet/2020/11/3016Wordsandexpressionsjust/dʒʌst/model/′mɔdl/spaceship/′speisʃip/project/′prɔdʒekt/noproblemlatest/′leitist/adv.刚才；刚刚n.模型n.航天器；宇宙飞船n.计划；工程；项目没问题（用于表示乐于做某人要求做的事）adj.最近的，最新的2020/11/3017on/ɔn/discover/di′skʌvə/astronaut/′æstrənɔ:tspacetravelWordsandexpressionsprep.在（播放）中；关于……v.发现；找到n.宇航员n.航天旅行2020/11/3018Listenandnumberthewordsasyouhearthem.71earthlandmessagemoonnewsplanetreachscientist12536482020/11/3019Listenagainandcompletethenotes.☺newsaboutthetripto(1)_______☺journeyof(2)_______months☺hasnotsentbackany(3)________yet☺hopetofind(4)______onMarsMarseightmessageslife2020/11/3020HasanyspaceshipreachedMars?Pleaselistentothedialogue!Mars2020/11/3021Listenandread.Nowanswerthequestions.1.WhatschoolprojecthaveDamingandTonygot?2.HowdoesDamingfeelabouttheschoolproject?Theyhavegotaprojectonspaceships.Heisnotsurehowtomakethemodel.2020/11/30223.WhatnewshasTonyheard?4.HasanyonebeentoMars?ThespaceshiptoMarshasreachedthere.NoonehasbeentoMarsyet,becauseMarsisveryfaraway,muchfartherthanthemoon.2020/11/30234.Completethepassagewiththecorrectformofthewordsinthebox.Arrive,discover,planet,send,yet2020/11/3024Ontoday’snews,Tonyhasheardthatscientistshave(1)____aspaceshiptoMarsandithas(2)_______onthe(3)_____afterajourneyofseveralmonthsfromtheearth.Scientistshavenot(4)_________lifeonMars(5)___.AndnoastronauthaseverbeentoMarsbecauseitisveryfaraway.sentarrivedplanetdiscoveredyet2020/11/30251.Hasitarrivedyet?它已到达了吗？WhendoesthetrainarriveinLondon?火车什么时候到达伦敦？arrive,get与reach都有“到达”之意。①arrive是不及物动词，其后必须加介词才能跟宾语。arrivein后接表示洲、国家、城市等大地方的名词。而arriveat后接表示车站、学校、邮局等较小地方的名词。例如：2020/11/3026WhattimedoestheplanegettoNewYork?这架飞机几点到达纽约？Theyreachschoolat7o’clockinthemorning.他们早上7点到校。②get也是个不及物动词，其后加介词to,再接地点名词；③reach是及物动词，其后可直接接名词或代词作宾语。2020/11/30272.Whatareyouupto?你在干什么呢？这么多书放在地上，他在干什么呀？Whatisheuptowithallthosebooksonthefloor?beupto用于表示“忙于……，正在做……”。例如：Doyouwanttostayorgo?It’suptoyou.你是要留下还是要走呢？你自己定。当我们说beuptosb.时，表示“由……决定”。例如：2020/11/30283.Ihaven’tstartedyet.我还没开始做呢。你收到她的信了吗？Haveyoureceivedherletteryet?yet用于否定句和疑问句，意思是“还，尚”。not…yet的意思是“还没，尚未”，表示某事物在某一时间尚未发生，但未来也许会发生。例如：2020/11/3029just/already/yet用法小结just“刚刚”；already“已经”，一般置于have/has之后，两者都用于肯定句；yet用在否定句和疑问句，表示“还未”。havebeento表示“去过某地”，但现在已经回来了；havegoneto表示“去了某地”，现在不在这里（说话人所在地）。2020/11/30304.Thejourneyhastakenseveralmonths.行程历时几个月。如:Ittookusanhourtosendthisemail.=Wespentanhoursendingthisemail.我们花了一个小时发这个电子邮件。take后面加时间常表示“花费（多长时间）”，常用句型为:Ittakessb.sometimetodosth.意为“某人花时间做某事”，常与句型“sb.spendsometimedoingsth”互换。2020/11/30315.That’swhyit’sonthenews.这就是它（宇宙飞船）上新闻的原因。在都柏林人人都很友好，这就是我喜欢这座城市的原因。EveryoneinDublinisfriendly,andthatiswhyIlovethecity.thatiswhy…表示“这就是……的原因”。2020/11/30326.SohavetheydiscoveredlifeonMars?他们在火星上发现生命了吗？invent,find与discover的区别：①invent意为“发明”，指经过认识和实践创造出前所未有的事物；②find意为“发现，找到”，指对某种事物的寻求，也指找到（丢失的事物）；③discover表示“偶然或经过努力发现客观存在的事物、真理或错误”。2020/11/3033Edisoninventedtheelectriclightbulb.爱迪生发明了电灯泡。ColumbusdiscoveredAmericabuthedidnotexplorethenewcontinent．哥伦布发现了美洲，可是他没有去探索这个新大陆。I’mlookingformypenbutIcan’tfindit.我正在找我的钢笔，但找不到。2020/11/3034Listenandunderlinethewordsthespeakerstresses.1.I’vejustmadeamodelspaceshipforourschoolproject.2.Ihaven’tstartedyetbecauseI’mnotsurehowtomakeit.3.Hasitarrivedyet?4.Astronautshavealreadybeentothemoon.Nowlistenagainandrepeat.2020/11/3035Makelistsofwhatwehaveandhavenotdoneinspacetravel.Wehave…____________________________________________________________________________________Wehavenot…____________________________________________________________________________________Adoghastravelledinspace.Menhavetravelledtothemoon.…Wehavenotbuilthousesinspace.AstronautshavenotbeentoMercury.…2020/11/3036Workinpairs.TalkaboutspacetravelwiththelistsinActivity6.-HaveyousentaspaceshiptoMars?-Yes,wehave.But…2020/11/30371.Whatareyouupto…?2.Sure,noproblem.3.I’vejustmadeamodelspaceshipforourschoolproject.4.Hasitarrivedyet?5.Astronautshavealreadybeentothemoon.本课时主要句型课后回顾2020/11/3038alreadyearthlatestmodeljust1.用方框中所给介词或副词完成下列句子。1.Ihavekno