高一英语人教版必修3第四单元阅读2课件.ppt

,人教课标版高一必修3Unit4,Extensivereading,spacewalk,Lookatthepictures!,ReadandthendescribethethreewaysinwhichgravitychangedforLiYanpingandhowhisweightchanged.,1.Thepullofgravitybecameverystrongshelefttheearthsatmosphere.Hisweightisnormal.,2.Itdisappearedwhenhewasinspace.Heisweightless.,3.Itwasverylightwhenhewasonthemoon.Heweighslessthanonearth.,1.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,enough的用法:1）用作代词：作主语或宾语。Youhavedonemorethanenough.你已做得够多了。Ihavehadenough.Thankyou.我吃的已经够多的了，谢谢。,2）形容词作定语：enough用在名词前、后都可以。Ihaveenoughtimetodothework./Ihavetimeenoughtodothework.我有足够的时间做此项工作。3）用作副词修饰形容词或副词表示程度:enough一般放在形容词或副词的后边。,longenough,easyenough,fastenough,quicklyenough等。但一般不说：enoughlong,enougheasy,enoughfast,enoughquickly.Theboyisoldenoughtogotoschool.这孩子到上学的年龄了。,Hecouldntrunquicklyenoughtocatchupwiththecat.他跑的速度太慢，追不上猫。4）用作副词修饰动词时也需放在动词之后。Themeatisnotcookedenough.肉炖得不够熟。,IfIhad_(足够长的假期),IdvisitEurope,stoppingatallthesmallinterestingplaces.(alongenoughholiday/anenoughlongholiday),2.Thenwewereoff.随后我们就启程了。beoff=setoff出发；动身Iamofftoday.我今天不用上班。Weareofftoday.今天我们不上班/今天我们不开张。,set.off送行kickoff踢球jumpoff跳下giveoff散发showoff炫耀,shutoff关闭getoff下车takeoff脱下turnoff关闭payoff付清；还清,与off相关的短语:,3.Whenwegetclosertothemoon,weshallfeelitsgravitypullingus,butitwillnotbeasstrongapullastheearths.当我们更接近月球时,就会感到月球的引力在拉我们。但是,月球的引力不像地球的引力那么大。,getcloseto靠近，接近，指动态变化becloseto距.近，指状态Theschoolisclosetothepostoffice.,与get相关的短语:getalong相处融洽，进展等getdownto开始认真对待，开始认真考虑geton上车getthrough到达；通过；办完，花光(钱、时间等)。getto到达,1.Donttalktoomuch.Lets_working.2.Hurryup,orwellbelateto_thebus.3.Itseasyto_thedifficulty.4.Ihave_alotofpapers.5.Shemanagedto_thevillage.,getdownto,geton,getover,gotthrough,getto,getdownto;geton;getthrough;getto;getover;getup,1).“A+be+倍数+as+形容词原级+as+B”.Thistreeisthreetimesastallasthatone.Hisfatheristwiceasoldashe.2).“A+be+倍数+形容词比较级+than+B”,4.ButwhenItriedtostepforward,IfoundIwascarriedtwiceasfarasontheearthandfellover.,TheYangtzeRiverisalmosttwicelongerthanthePearlRiver.长江差不多比珠江长两倍。Thenumberofstudentsinourschoolisthreetimeslargerthanthatintheirs.我们学校的学生数量比他们学校的多三倍。,3).“A+be+倍数+the+名词(size,length,amount)+of+B”Thenewlybroadenedsquareisfourtimesthesizeofthepreviousone.新扩建的广场是未扩建时的四倍大。,Doyouregret_(pay)100dollarsforthepainting?No,Iwouldgladlyhavepaid_(两倍那么多了)forit.(paying;twiceasmuch),讲解:regret后跟动名词的一般式、完成式和不定式的完成式都表示对过去做过的事情感到后悔，跟不定式一般式表示对即将做的事情感到遗憾，常用来表达委婉。twiceasmuch为倍数的表达法，在这里为省略形式，相当于twiceasmuchasthat。,5.“walkingdoesneedabitofpracticenowthatgravityhaschanged.”.既然引力改变了，走路也的确需要练一练了。,nowthat同since相似，语气较弱，强调人们已知的事实。,Translation:1.既然你忙,就让我给你做吧。Nowthatyouarebusy,letmedoitforyou.2.既然人都齐了,咱们开始干吧。Nowthateveryoneishereletsstartwork,6.Wewatched,amazedasfirebrokeoutontheoutsideofthespaceshipastheearthsgravityincreased.breakout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.美国内战爆发于1861年。2)发生争吵Aquarrelbrokeoutbetweenthem.他们之间发生了争吵。,3)(火灾)发生Afirebrokeoutinhishouselastnight.昨晚他家里失火了。,考点breakout通常指战争、疾病、灾害等的爆发。不及物动词短语，不能用于被动语态。,考例Iwasstillsleepingwhenthefire_,andthenitspreadquickly.(广东2006)A.brokeoutB.putoutC.cameoutD.gotout点拨putout扑灭；comeout出来,出版；getout（使）出来。由itspreadquickly（火迅速蔓延）可知选A。,breakdown打破;毁掉;破除;坍塌;坏掉breakin破门而入;打断,breakawayfrom脱离;打破陈规,与break相关的短语:,breakthrough突围;突破;冲垮;克服breakup打碎;拆散;分裂;分解breakonesword/promise食言;说话不算数,选用方框内合适的词或短语，并用其适当形式填空。(其中有一个多余选项)Therewasa_ofpeoplearoundtheclubentrance.2.Yououghttohaveagoodrest_youvefinishedthework.,mass,nowthat,练习坊,float;nowthat;mass;getthehangof;watchout;pull,3.Shespenttheafternoon_onherbackinthepool.4.Itseemsdifficultatfirst,butyoullsoon_it.5.Youhaveto_becausethereareland-minesallovertheplace.,watchout,floating,getthehangof,float;nowthat;mass;getthehangof;watchout;pull,II.用适当的介词或副词填空。1.Comeon.Cheer_!Yourenottheonlyonewhofailedinthetest.2.Sincetherearemanyproblemsthatcantbesolved,thewarislikelytobreak_.3.LastSaturday,Iwentonavisit_theGreatWallwithsomeofmyfriends.4.Isthereanythingelseyouwouldlikemetoexplain_you?,up,out,to,to,5.Watervaporislighter,otherwiseitwouldnotrise_theair.6.Hisgrandfatherlivesinalonelyvillagewhichisfar_hishouse.7.Theleavesfall_thetreesandblowaboutintheautumnwind.8.Asamatteroffact,Ididntknowhim_all.,into,from,from/off,at,9.Makesurethatyourchildrencannotgetclose_pools,lakesandriversbythemselves.10.Hewantstogiveawayallhismodernpossessionsandreturn_nature.,to,to,III.根据括号内的提示翻译下列句子。,1.老师幽默的讲话让我们很振奋,之后班里的气氛也轻松起来。(atmosphere;cheerup),Theatmosphereintheclassroomrelaxedaftertheteachershumoroustalkcheeredusup.,3.让我们十分失望的是,战争最终在那两个国家之间爆发了。(toonesdisappointment;breakout),Nowthatwehavefinishedthedesign,thecompanywilldotheconstructioninitsturn.,2.既然我们已经完成了设计,就该由公司来进行建设了。(nowthat;inonesturn),Toourgreatdisappointment,awarbro