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Lesson43OverthesouthpoleLesson43OvertheSouthPoleLookatthepictusreanddiscussaboutthem？Firstlistenandthenanswerthequestions:1.WasR.E.ByrdAmericanorEnglish?2.WhendidheflyovertheNorthPole?3.Howwastheplaneabletoclearthemountains?HewasanAmerican.In1926.TheAmericanexplorerorderedhismentothrowouttwoheavyfoodsackssotheplaneroseto10000feet.Newwords:1.A________isatripmadebyflying,usuallyinanaeroplane.2.An________issomeonewhotravelstoplacesaboutwhichverylittleisknown,inordertodiscoverwhatisthere.3.belocatedorsituatedsomewhere.4.Envirementprotectionisa________problemthatcausespeopletobeworried.5.A________isaparticularplaceorpositionwheresomethinghappens.6.I________toremembergivingyouverypreciseinstructions.flightexplorerseriouslieseempointNewwords:7.aseriousaccident.8.abagmadeofpaperorplastic.9.________theleavesfromthelawn.10.Ifyousaythatsomethingis________,youmeanthatitisverylargeorlastsforaverylongtime,anditseemsasifitwillneverstop.11.A________isalargeflatareaoflandwithveryfewtreesonit.crashsackclearendlessplainExercise:1.Atlasthe___________(成功地)solvedtheproblem.2.Judgingfromthereport,thedamagewasnot_______.3.It________(好像)thathehasn'tbeentoldaboutthenewsyet.4.Theplane________(坠毁)onthewaytoitsdestination,causing20death.5.Moreandmoretreesonsomelarge______(平原)arebeingcutdown.successfullyseriousseemscrashedplainReadthetextandlinedowntheexpressions:Readthetextandfindtheexpressions:•______________/_____________北/南极•__________机票•_________飞过•______________第一次•__________________拍照片•____________________________遇到麻烦•__________在某一地方•_______________很明显•_____________看起来•_________=sometimes•_________=inthebeginning•_________迷惑theNorthPole/theSouthPoleflightticketflyoverforthefirsttimetakeaphotographofrunintotrouble；getintotroubleatonepointitisobviously…itseems/ed…attimesatfirstatalossComprnhensin:1.R.E.Byrdwasthefirstman______.A.togototheSouthPoleB.toflyovertheSouthPoleC.togototheNorthPoleD.totakephotographsoftheSouthPole2.Byrdsucceededinflyingoverthemountains______.A.becausehisplaberose400feetB.bymakinghisplanelighterC.becausetherewereheavysacksintheplaneD.becausetheywereunder10.000feethighListenandjudgeTorF:1.()In1926,ByrdflewovertheSouthPole.2.()Byrdcouldn'ttakephotographsofthemountainsthatlaybelowatfiret.3.()Theyfinallyflewovertheendlesswhiteplainsbymakingtheplanelighter.TFTListenandanswer:1.WhendidheflyovertheNorthPole?2.WhatwereByrdandhismenabletodoatfirst?3.Whatseemedcertainatonepoint?4.Whydidithavetoriseto10,000feet?5.WhatdidByrdorderhismentodo?6.Byhowmuchdiditclearthemountains?In1929.Theywereabletotakeagreatmanyphotographsofthemountain.Itseemedcertainthattheirplanewouldcrash.Becauseitcouldgetoverthemountains.Throwouttwoheavyfoodsacks.400feet.Text:In1929,threeyearsafterhisf1overtheNorthPole,theAmericane2,R.E.Byrd,s3flewovertheSouthPoleforthefirsttime.T4,atfirst,Byrdandhismenwerea5totakeagreatmanyphotographsofthemountainsthatlayb6,theysoonranintos7trouble.Atonep8,itseemedc9thattheirplanewouldc10.Itcouldo11getoverthemountainsifitr12to10,000feet.Byrdatonceo13hismentot14outtwoheavyfoodsacks.Theplanewasthenabletoriseanditc15themountainsby400feet.Byrdnowk16thathewouldbeabletor17theSouthPolew17was300milesa18,fortherewerenomoremountainsins19.Theaircraftwasabletoflyo20theendlesswhiteplainsw21difficulty.flightexpolrersuccessfullyThoughablebelowseriouspointcertaincrashonlyroseorderedthrowclearedknewreachwhichawaysightoverwithout【Keypoints】含有介词at的词组：★at与许多词可以构成固定词组，其中表示时间的有：atfirst（开始时，最初）atonce（马上，立刻）atpresent（目前，现在）atlast（最后，终于）attimes（有时）atthemoment（现在）【Keypoints】★表示地点的有：athome（在家），atschool（在学校）；★表示程度的有：atleast（至少），atanyrate（不管怎样）；★其它词组有：atheart（内心里，实际上），ataloss（困惑不解，不知怎么办）等。Linedownthekeysentences.Text:1、Though,atfirst,Byrdandhismenwereabletotakeagreatmanyphotographsofthemountainsthatlaybelow,theysoonranintoserioustrouble.★连词though引导让步状语从句，其含义是“虽然……，尽管.......”不可与but连用。Although/Though/EventhoughIfeltsorryforhim,Iwassecretlypleasedthathewashavingdifficulties.虽然我为他感到惋惜，但对他的困难我却暗自。Text:2、Though,atfirst,Byrdandhismenwereabletotakeagreatmanyphotographsofthemountainsthatlaybelow,theysoonranintoserioustrouble.三单现在分词过去式过去分词lie(处于)lieslyinglaylainlay（放置）layslayinglaidlaidText:3、Atonepoint,itseemedcertainthattheirplanewouldcrash.★it为先行主语，真正的主语为that引导的从句。it作先行主语时经常与seem，appear，look等连用：Itnowlookscertainthatthemeetingisgoingtobeputoff.现在似乎可以肯定会议将被。Text:4、Theplanewasthenabletoriseanditclearedthemountainsby400feet.★by表示“相差，以……之差”的意思我晚了10分钟，没赶上火。Imissedthetrainbytenminutes.他比我小两。Heisyoungerthanmebytwoyears.Text:5、Theplanewasthenabletoriseanditclearedthemountainsby400feet.★clearv.(凌空、不接触地)越过,跳过，没有接触面的飞跃coverthedistance这只鸟只用了3分钟就飞完了全程。Thebirdcoveredthedistanceinthreeminutes.Text:6、Theaircraftwasabletoflyovertheendlesswhiteplainswithoutdifficulty.★endless-less后缀表示否定。attheendofintheendTheprinceandtheprincesslivedhappilyattheendofthestory.Theprinceandtheprincesslivedhappilyintheend.can与beableto区别★can与beableto用法上的区别：口语中,can与beableto在用法上既有相同的一方面,又有不同的地方,这是应该引起注意的。当它们表示能力的时候，是同义的。如：•Hecanspeaktwoforeignlanguages.•Heisabletospeaktwoforeignlanguages.【Special