Book3-Unit4-A-Visit-to-the-Moon

.,Usinglanguage:Avisittothemoon,.,Whatistheearthsnaturalsatellite?,Themoon.,（天然卫星）,.,“Onesmallstepforaman,onegiantleapformankind”.,NeilArmstrong尼尔阿姆斯特朗(19302012),USA.HelandedonthemooninJuly1969.,“这是个人迈出的一小步，但却是人类迈出的一大步。”,Whowasthefirstmanlandingonthemoon?,.,Chinasfirstastronaut-YangLiweiOct.15th2003,.,ThefirstfemaleastronautinChina-LiuYang,.,spaceship,.,.,Photosaboutthemoon,.,spacewalk,.,float,zerogravity/weightless,.,Spacesuits,.,SpaceFood,.,Thegravityontheearthis6timesasstrongasitisonthemoon.Thismeansthatsomeonewhoweighs150poundsonearthwouldweighonly25poundsonthemoon!Youmightthinkthatthiswouldmakewalkingmucheasier,butitisactuallyquitedifficult.LaterintheApollopl(阿波罗)(Moonlanding)mission(任务),astronautsdiscoveredthatitwaseasiertohop(跳)thanitwastowalk.,.,p30,Readthepassageandmatchthemainideaofeachparagraph:,Para1:Para2:Para3:Para4:,ThethingsIdidonthemoon.,Weturnedbacktotheearth.,Lastmonth,wevisitedthemoon.,Howtheforceofgravitychangedwhenwetraveledfromtheearthtothemoon.,.,Task2.Scanning,WhodoIhaveachancetotraveltothemoonwith?Howdidwetraveltothemoon?3.Whatsthewritingorderinthistext?4.Howmanytimeswouldtheforceofgravitychangeonourjourney?,LiYanPin,anastronomer,Byspaceship,Threetimes,thefirsttime,Timeorder,.,Onthemoon,Thechangeofgravity,Inspace,Verystrong/powerful,Lessened/Disappeared,Verylight,Offtheearth,Astherocketroseintotheair,wewerepushedbackintoourseats.trytoescapethepullofthegravity.itwassohardthat.,Graduallytheweightlessened.beableto.Wearetoofar.tofeelitspull.wefeelasifthereisnogravityatall.,Whenwegetcloserto.,.feelitsgravitypullingus,.notbeasstrongapullastheearths.floatedweightlesslyaroundinourspaceshipcabin.,.,Returningtotheearth,Whatwastheauthorsfeelingwhilereturning?Usesomeadjectives(形容词）todescribeit.,frightened,amazed,exhausted,excited,Ifelt,.,1.haveachancetomakeatripintospace.2.expaintosbsth.向某人解说.3.theforceofgravity4.escapethepulloftheearthsgravityriseintotheair(上升到空中)5.theweightlessens6.feelitsgravitypullingus7.asstrongapullastheearths8.cheerup9.floatweightlesslyaroundinourspaceshipcabin10.getclosertoweighless,.,11.climbdownthesteps12.stepforward向前走去13.fallover14.getthehangof15.nowthat(=since)16.breakout17.watchoutfor.18.feelexhausted感到精疲力尽19.Whenwegetclosertothemoon,weshallfeelitsgravitypullingus,butitwillnotbeasstrongapullastheearths.20.ButwhenItriedtostepforward,IfoundIwascarriedouttwiceasfarasontheearthandfellover.,.,“asas”其基本意思为“与一样”，其中的第一个as副词，其后通常接形容词或副词(用原级)，as+adj./adv.+asas+adj(+a+可数名词单数）+asas+adj+(不可数名词或可数名词复数）+as他的卧室和她姐姐的一样干净。Hisbedroomisascleanashissisters.你和我犯的错误一样多。YouvemadeasmanymistakesasIhave.,.,这部电影和那部电影一样有趣。Thisfilmis_thatone.我们应该尽可能多种树。Weshouldplanttrees_.约翰和迈克是一样聪明的学生。Johnis_asmike.这本字典不如你想象的那样有用。Thisdictionaryis_youthink.,asinterestingas,asmanyaspossible,notasusefulas,ascleverastudent,.,asas句式的否定:“notas/soas”他学习不如他弟弟努力。Hedoesntstudyas（so）hardashisbrother,.,ButwhenItriedtostepforward,IfoundIwascarriedtwiceasfarasontheearthandfellover.倍数表达法：1.A+be+倍数n+as+形容词原级+as+B2.A+be+倍数n+the+名词(size,length,width,height,depth,weight,amount)+of+B3.A+be+倍数n+形容词比较级+than+B,.,这条河是那条河的五倍宽。1._2._3._这块石头的重量是那块石头的三倍。1._2._3._这颗树是那颗树的四倍高。1._2._3._,Thisriverisfivetimesaswideasthatone.,Thisriverisfourtimeswiderthanthatone.,Thisriverisfivetimesthewidthofthatone.,Thisstoneisthreetimesasheavyasthatone.,Thisstoneistwiceheavierthanthatone.,Thisstoneisthreetimestheweightofthatone.,Thistreeisfourtimesashighasthatone.,Thistreeisthreetimeshigherthanthatone.,Thistreeisfourtimestheheightofthatone.,.,Ournewlibraryis_theoldone.A.fourtimesaslargeasB.fourtimesthesizeC.fourtimeslargerD.fourtimeslargerthanthat,.,para1,line1.LastmonthIwasluckyenoughtohaveachancetomakeatripintospacewithmyfriendLiYanping,anastronomer.上个月我有幸得到一个机会同我的朋友，一位宇航员李彦平一道去太空旅行。,Languagepoints,.,haveachancetodo有机会做某事我希望我有机会环游世界。IhopeIcanhaveachancetotravelaroundtheworld.givesbachance给某人机会Couldyougivemeonemorechance?bychance=byaccidentIdiscovereditbychance.,.,Para2，line8.Whenwegetclosertothemoon,weshallfeelitsgravitypullingus,butitwillnotbeasstrongapullastheearths.,getcloseto靠近，接近，指动态变化becloseto距.近，指状态Theschoolisclosetothepostoffice.,家长应该阻止孩子接近火。_,Parentsshouldpreventchildrenfromgettingclosetofire.,.,assoonas“一.就.”,引导时间状语从句。我一完成我的作业,就给你打电话。IllcallyouassoonasIfinishmyhomework.2.aslongas“长达.之久；只要.”。我们花了长达三年的时间才完成这项计划。Ittookus_tocarryouttheplan.,aslongasthreeyears,习惯用法,.,3.asmuchas“高达.；与.一样多”。用来表达极其多的语气。有些学生重达80公斤。Someofthestudents_80kilograms.4.asfaras“远达.”昨天傍晚，他一直散步到火车站。He_yesterdayevening.5.aswellas“和.一样好”她烧菜烧得跟她母亲一样好。Shecooksaswellashermotherdoes.,weighasmuchas,walkedasfarastherailwaystation,.,当看到Beckham，球迷们(thefans)欢呼起来。_whentheysawBeckham.,他带她去听音乐会(concert)来使她高兴。Hetookhertotheconcertto_.,The,fans,cheered,up,cheer,her,up,Cheers!,OurfootballteamwillcompeteagainsttheJapaneseteamthisevening.Letsgoandcheerthemup！,为某人加油,Para2,line10.Icheeredupimmediatelyandfloatedweightlesslyaroundinourspaceshipcabinwatchingtheearthbecomesmallerandthemoonlarger.,干杯!,.,Para3,line7.“walkingdoesneedabitofpracticenowthatgravityhaschanged.,nowthat同since相似，语气较弱，强调人们已知的事实。后跟句子。,既然你已经得到这个机会，就应该充分利用它。Nowthatyouvegotthechance,youshouldmakefulluseofit.,.,Para4,line2.Wewatched,amazedasfirebrokeoutontheoutsideofthespaceshipastheearthsgravityincreased.,breakout(战争,争吵,疾病等)爆发,它与happen,takeplace,comeout等词的用法一样，是不及物动词，不能带宾语，不能用于被动语态。,1)战争爆发TheAmericanCivilWarbrokeoutin1861.2)发生争吵Aquarrelbrokeoutbetweenthem.,3)(火灾)发生Afirebrokeoutinhishouselastnight.,.,Homework,1.金牌学案P492.预习：主语从句3.背诵佳句诵读,.,Onthemoon,Thechangeofgravity,Inspace,Verystrong/powerful,Lessened/Disappeared,Verylight,Offtheearth,Astherocketroseintotheair,we