英语人教版高中二年级必修3 Reading

人教课标版高二必修5Unit1,英语教学课件,Reading,WarmingUp,Therearesomegreatscientificachievementsthathavechangedtheworld.Canyounamesomeofthem?Whatkindofroledotheyplayinthefieldofscience?Dotheseachievementshaveanythingincommon?Matchtheinventionswiththeirinventorsbelowbeforeyouanswerallthesequestions.,AlexanderBellelectricityThomasEdisontheFirsttelephoneLaiteBrotherstheelectricLampMadameCurieblackholesinUniverseFranklinTheoryofGravityStevenHawkingtheFirstPlaneElbertEinsteinRadiumIsaacNewtontheTheoryofRelativity,Whoishe?,Heis,Archimedes(阿基米德),Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?,CharlesDarwin.,Whoishe?,Heis,Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?,ThomasNewcomen.,Whoishe?,Heis,Whoinventedthefirststeamengine?,GregorMendel,Whoishe?,Heis,Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?,MarieCurie,Whoishe?,Heis,Whodiscoveredradium?,ThomasEdison,Whoishe?,Heis,Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?,LeonardodaVinci,Whoishe?,Heis,Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?,HumphryDavy,Whoishe?,Heis,Whoinventedalamptokeepminerssafeunderground?,张衡,Whoishe?,Heis,Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?,StephenHawking,Whoishe?,Heis,Whoputforwardatheoryaboutblackholes?,Lead-in,Supplythefollowingwordswithdetail.JohnSnowCholera,JohnSnow,(1813-1858),JohnSnowwasborninYorkonMarch15th,1813,theoldestofninechildren.,York,London,Hisfatherworkedasalaborer.Whilepoor,hisparentsweredeterminedtogivetheirchildrenwhatevereducationalopportunitiestheycouldafford.Hewaseducatedataprivateschoolinhisnativecityuntiltheageoffourteen,whenhewasapprenticed(当学徒)toWilliamHardcastle,asurgeon(外科医生)livingatNewcastle-on-Tyne.,Afterservingforashorttimeasasurgeonandunqualifiedassistantduringthecholeraepidemicof1831-1982,hebecameinOctober1836astudentattheHunterianSchoolofmedicineinGreatWindmillStreet,London.HebegantoattendthemedicalpracticeattheWestminsterHospitalinthefollowingOctober.,HegraduatedM.D.oftheUniversityofLondonon20Dec.1844,andin1850hewasadmittedalicentiateoftheRoyalCollegeofPhysicians.,Hedesignedachloroforminhaler(氯仿吸入器),describedinhisbook,OnChloroformandotherAnesthetics,publishedin1858.,Dr.Snowwasalsoaprominentanesthesiologist(麻醉师),Whatelsewashefamousfor?,WhatisCholera?,CholeraistheillnesscausedbyabacteriumcalledVibriacholerae.Itinfectspeoplesintestines(肠),causingdiarrhea(腹泻),vomiting(呕吐)andlegcramps(小腿抽筋).,Themostcommoncauseofcholeraisbysomeoneeatingfoodordrinkingwaterthathasbeencontaminatedwiththebacteria.,Afteradisaster,thisisaveryrealdanger,sinceregular,cleanwaterandfoodsuppliesareoftenunavailable.Thediseasecanbespreadevenfurtherbyinfectedpeopleusingalreadydirtywatersourcestocleanthemselvesordisposeofwaste.,Choleracanbemildorevenwithoutsymptoms,aseverecasecanleadtodeathwithoutimmediatetreatment.Thediarrheaandvomitingbroughtonbytheinfectionquicklyleavesthebodywithoutenoughfluid.Thefollowingdehydration(脱水)andshockcankillapersonwithinhours.,Lookatthepicture,thetitleandthemap,guesswhatthecontentofthetextis.Thenskimitquicklytoseeifyouareright.,Whenwewanttosolvesomeproblem.Firstweshouldfindtheproblem,dosomeresearchonit,proveyourfinding,andthenmakeaconclusion.Thisisascientificandobjectivewayofresearching.,1.Whatorderwouldyouputthesevenin?,Pre-reading,Pleaseputthe7stagesinrightorderaccordingtothepassage.,Infectiousdiseasescanbespreadtootherpeople.Theyhaveanunknowncauseandneedpublichealthcaretosolvethem.,2.Whatdoyouknowaboutinfectiousdiseases?,Repel(回避)maybeexposedtoaninfectiousdiseases,somayanimals,suchasbirdflu.AIDS,SARSareinfectiousdiseases.Infectiousdiseasesaredifficulttocure.,CholeraistheillnesscausedbyabacteriumcalledVariancholera.Ifinfectspeoplesintestines(肠胃),causingdiarrhea(腹泻),vomiting(呕吐)andlegcramps(小腿抽筋).,3.Whatdoyouknowaboutcholera?,Themostcommoncauseofcholeraisbysomeoneeatingfoodordrinkingwaterthathasbeencontaminated(污染)withthebacteria.,Choleracanbemild(不严重的)orevenwithoutsymptoms(症状),butaseverecasecanleadtodeathwithoutimmediatelytreatment.,Germany,GreatBritain,DeathoffirstcholeracaseinLondonduringthe1848-49epidemic,London,PreviouscholeraepidemicinGreatBritainin1831-32,Thespreadofcholera,JohnSnowDefeats“KingCholera”,Whatistheproblem?,Cholerawasthedeadlydiseaseofitsday.Neitheritscausenoritscurewasunderstood.,Whatsthecauseofcholera?,Makeaquestion:twotheories,1.Choleramultipliedintheair.Acloudofdangerousgasfloatedarounduntilitfounditsvictims.,2.Peopleabsorbeditwiththeirmeals.,BroadStreet,Manydeathshappenedhere.,Nodeathhappenedhere.,Thewaterfromthepumpwastoblame.,Publichouse,Small,white,flocculentparticles,ThewaterwasfromtheriverwhichhadbeenpollutedbythedirtywaterfromLondon.,Findsupportingevidence:Whatextraevidencedidhefind?,Awomanandherdaughterwholivedfarawaybutdrankthewateralsodied.,Drawaconclusionwithcertainty,Thepollutedwatercarriedthevirus.,I.Readthetextcarefullyandfillintheblanks.,Manypeoplediedofcholera.,JohnSnowtriedtofindoutits_and_,Peopledrankwaterfromthepumpin_Street.,Mostdied.,cause,cure,Broad,Comprehending,Familiesweregivenfreebeerinthepubat_Street.,Peopleremovedthe_fromthewaterpump.,Peoplehadno_,Thedisease_,Cambridge,deaths,handle,sloweddown,_watercarriedthedisease.,Theory2thatpeople_thediseasewiththeirmealsprovedright.Andtheory1waswrong.,_thesourceofallthewatersupplies.,Polluted,absorbed,Examine,II.True(T)orfalse(F):,1.Cholerawouldneverbecontrolledevenifitscausewasfound.2.Thediseaseattackedthebodyquicklyfromthestomachandsoontheaffectedpersondied.3.JohnSnowbegantocollecttheinformationbeforethediseasespread.,F,T,F,4.Intwoparticularstreets,500peoplediedin10dayswhenanotheroutbreakhitLondonin1854.5.DeathsofthewomanandherdaughterwerelinkedtotheBroadStreetoutbreak.6.Onlyordinarypeoplediedwhencholerabrokeout.,F,T,F,III.Choosethebestanswers.1.Whatsthepurposeofthetext?A.Toshowushowdifficultitwastofindacureforcholera.B.TotellushowJohnSnowfoundthecauseofcholeraandthecureforit.C.Toshowushowdifficultitwastocarryoutexperimentsatthattime.D.Totellusthewaycholeraspreadandhowseriousitwas.,2.WhatinspiredJohnSnowaccordingtothefirstparagraph?BeingQueenVictoriaspersonalphysician.B.Findingwherecholerahappened.C.Helpingordinarypeoplewhosufferedfromcholera.,3.WhatstheuseofJohnSnowsmapinhisresearch?Tohelphimfindthenumberofdeadpeople.B.Tohelphimnotlosehisway.C.Tohelphimfindthereasonofthecholeraoutbreak.,4.WhichofthefollowingisTRUEaccordingtothetext?A.JohnSnowbecamefamousaftercholerahitEnglandinthe19thcentury.B.JohnSnowbegantocollectinformationlongbeforecholerahitEnglandinthe19thcentury.C.ThemotherandherdaughtermentionedinthetextbothlivedinBroadStreet.D.JohnSnowfeltunsureaboutthecauseofcholeraafterhefinishedthemap.,5.Whywascholeracalled“KingCholera”inthetext?A.Becausecholeracausedmanydeaths.B.BecauseitgotitsnamefromQueenVictoria.C.Becausecholerawasthemostdeadlydiseaseofitsday.D.Becauseitwasdefeatedwiththehelpoftheking.,6.Anothertitleofthetextmightbe_.JohnSnowandcholeraThediscoveryofcholeraC.JohnSnow:agreatscientist,Whatshouldyoudoifyouretravellingtoacountrythathasacholeraoutbreak?,Drinkonlywaterthatyouhaveboiledortreatedwithchlorineoriodine.Othersafedrinksincludeteaorcoffeemadewithboiledwaterandcarbonated,bottledbeverageswithnoice.,Eatonlyfoodthatsbeenthoroughlycookedandisstillhot,orfruitthatyouvepeeledyourself.Avoidundercookedorrawfishandshellfish.,Avoidrawsaladsandvegetables.Avoidfood