人教版高中英语Book8-Unit3-The-problem-of-snakes-完整ppt课件

.,Unit3InventorsandInventions,warmingupItisconvenienttotakealongwithyou;Youcanhearapersonsvoicewhenusingit.Youcancallupsbnowandthen;,mobilephone,Invention,.,Itsalwaysequippedinhighbuildings;,LiftorElevator,Peoplecangoupanddowninitinsteadofclimbingsteps.,Itlookslikeasmallroom;,v,v,v,Invention,.,Itisakindofmake-upinventedbyFrench.Itsmellsgood.Womenespeciallyliketouseit.,perfume,Invention,.,Itisoneofthefourgreatinventionsinancientchina.Itisblack.Peoplecanuseittomakebombs.,powder,Invention,.,Itisameansoftransportation.Ithasfourwheels.Peoplecandriveitonland.Peoplecanalsodriveitonwater.,amphibiouscar,Distinguishthem,ordinarycar,.,Anamphibiouscar,DNADeoxyribonucleicacid脱氧核糖核酸,discoveryorinvention?,.,Adiscoveryis_.,alreadyexistinginnaturebutnotyetknown,findingoutsomething,(2)Aninventionis_.,somethingthatiscreatedbyhuman,.,Thepurposeofinventionsis,convenient,comfortable,tomakeourlifemore,.,Doyouknowthestageseveryinventormustgothroughbeforetheycanhavetheirinventionapproved?Heregiveyousomesimilarstagesusedinresearch,pleaseputtheminthesuitableorder.,Pre-reading,ApplyingforapatentFindingaproblemDoingresearchTestingthesolutionThinkingofacreativesolutionDecidingontheinvention,Ifsomesnakesinyouryard,.,Unit3,TheProblemoftheSnakes,.,Skimmingtogetgeneralideas,.,Thetextmainlytellsusabouttheproblemofthesnakesandpresentstheproceduresofcatchingthemandapplyingforapatent.,Whatsthemainideaofthetext?,Skimming,ReadingComprehensionI,.,Readthepassagequicklytofindthemainideaofeachpart.,.,Skimming:readthetextquickly,anduseonekeywordtosummarizethemainideaofeachpart.,discovery,approaches,attempts,criteria,1Findaproblem,2-3Doresearchandfindasolution,4-6Testthesolution,7-8.Applyforapatent,.,Whatwasthemotherupsetabout?,Themotherwasupsetbecauseafamilyofsnakeshadmadetheirhomenearthehouse.,Para1,.,Para2-3,Threepossibleapproaches:Firstly,_.Secondly,_.Thirdly,_.Finally,theauthorchoosethe_one.,removingtheirhabitat;,attractingthemintoatrap,coolingthemsothattheywould,usingmaleorfemaleperfumeorfood,becomesleepyandcouldbeeasilycaught,last,.,Scanningtogetdetailinformation,.,scanning,Para3-6,Howdidthewritercatchthesnakes?Usingsomethingtoattractthesnakesintoatrap.B.Takingtheirhabitattoanotherplace.C.Coolingthesnakessothattheybecamesleepy.D.Alltheabove.,.,scanning,Whatdidshedoatherfirstattempt?,Bought_Put_into_andpreparedsome_placed_over_Covered_with_,ice-creammaker,thebowl,thefridge,ice-cubes,thefrozenbowl,thesnakeshabitat,thewholething,alargebucket,.,3.Whatchangedidshemakeforthesecondattempt?,Sheplacedthebowlandtheice-cubesoverthesnakeshabitatintheeveninginsteadofinthemorning.,.,4.Whataboutthethirdattempt?,Sheusedasmallnettocatchthesnakeinsteadofusingherhand.,.,Thecriteriaaresostrictthatitisdifficulttogetnewideasacceptedunlesstheyaretrulynovel.Whatdoes“novel”mean?A.literarystoryB.significantC.freshD.differentfromanythingknownbefore,Para7-8,.,Accordingtothetext,whichsubjectdoyouthinkcanbegivenapatent?A.Anewstardiscoveredbyascientist.B.AnewnovelwrittenbyHuoDa.C.Anewwaytomakedirtywaterclean.D.Anewkindofgrassfoundinamountainwhichcanbeusedasamedicine.,Para7-8,.,Inthispassage,thewriterwantstoencouragethereaderstoconsidercarefullytheproblemsindailylife.Thewriterwassuccessfulincatchingthesnakesinthesecondattempt.Aninventorcaneasilygetthepatentfortheinvention.,TorF,scanning,ReadingComprehensionIII,.,4.Thewritercollectedthepassivesnakesathisthirdattempt.5.Ifyouhaveascientifictheoryormathematicalmodel,youcangetapatent(专利).6.Ifyourinventionspassthetest,yourapplicationforapatentwillbepublished17monthsfromthedateyouapply.,.,Theproblemofthesnakesinouryardu_usallthetime.Mymotherwantedmetogetr_ofthesnakes.Ithoughtofthreepossiblea_tocatchthem.Firstly,removingtheirh_;secondly,attractingthemintoa_（陷阱);andthirdlycoolingthemsothattheywouldbecomes_andcouldbeeasilycaught.Butallthese_(努力）failed.SoIhadtoa_myplan.,pset,id,pproaches,abitat,trap,leepy,attempts/efforts,djust,.,Mylastattemptprovedtobesuccessful.Thesnakeswerecaughtandthenextdaytheywereallr_backintothewild.Encouragedbymysuccessfulidea,Idecidedtofillintheformtogeta_(专利）withmyinvention.,patent,eleased,.,Carefulreadingtosolvedifficultpoints,.,典型句式运用1.ThenextmorningIgotupearlybeforethesunwashot.第二天早上，天还不是很热，我就早早地起床了。此句中before为，译为“”，但在不同的语境中before的意思各异，可译为“才；趁；没过多久就；宁愿也不；还没来得及就”。,考点提炼,从属连词,在之前,.,2.Onlyafteryouhavehadthatrecognitioncanyousaythatyouaretrulyaninventor.只有在你获得了那种认证后，你才能说自己是一个真正的发明家。该句为复合句，含有that引导的；修饰句子的时间状语，主句用了语序。（1）当only所修饰的副词、介词短语或状语从句放在句首用于加强语气时，句子要用部分倒装，即助动词、系动词或情态动词提到主语之前。,考点提炼,宾,语从句,only,部分倒装,.,（2）如果置于句首的由only引导的词语不是状语，就不用倒装。（3）如果only引导从句作状语，注意是其后的主句用倒装，从句不用倒装。,.,3.Thecriteriaaresostrictthatitisdifficulttogetnewideasacceptedunlesstheyaretrulynovel.（评定）专利标准是很严格的，除非新的想法真是新颖的，否则很难被接受。（1）“so.that.”可引导。其中的so后跟形容词或副词。如果修饰名词短语，要用“”的形式。此句型中的so用于句首时，so后面的部分要用倒装语序，但that后的从句。（2）novel在此是形容词，意思是“”，其名词形式是。,考点提炼,结果,状语从句,so+形容词+a(an)+名词,不用倒装,新的，新颖,的，新奇的,novelty,.,4.Imsorry,butthisphoneisoutoforder.对不起，这个电话坏了。outoforder意为“”，与之相反的短语是，意思是“处于正常状况，情况良好”。,考点提炼,坏了，有毛,病,inorder,.,Quiz,.,Translation,QuizI,Iplaced_(冰冻的碗)overthesnakeshabitat.2.Icarriedinmyhandasmallnet_(用来捕鱼的).3._(由于朋友和亲戚的敦促),Idecidedtoseizetheopportunity.,thefrozenbowl,forcatchingfish,used,Pressedbymyfriendsandrelations,.,TheHall_inthe1800swasthemostdistinguishedbuildingatthattime.A.tobecompletedB.havingbeencompletedC.completedD.beingcompleted,高考链接,QuizII,.,2.Pleaseremain_untiltheplanehascometoacompletestop.A.tosealB.tobeseatedC.seatingD.seated,.,3.Heisverypopularamonghisstudentsashealwaystriestomakethem_inhislectures.A.interestedB.interestingC.interestD.tointerest,.,4._byagreaterdemandofvegetables,farmershavebuiltmoregreenhouses.A.DrivenB.BeingdrivenC.TodriveD.Havingdriven,.,6.TolearnEnglishwell,weshouldfindopportunitiestohearEnglish_asmuchaswec