高二英语必修五UNIT1Reading.ppt

高二英语必修五UNIT1Reading.ppt

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人教课标人教课标高二高二必修必修5Unit1Therearesomegreatscientificachievementsthathavechangedtheworld.Canyounamesomeofthem?

Whatkindofroledotheyplayinthefieldofscience?

Dotheseachievementshaveanythingincommon?

Matchtheinventionswiththeirinventorsbelowbeforeyouanswerallthesequestions.AlexanderBellelectricityThomasEdisontheFirsttelephoneLaiteBrotherstheelectricLampMadameCurieblackholesinUniverseFranklinTheoryofGravityStevenHawkingtheFirstPlaneElbertEinsteinRadiumIsaacNewtontheTheoryofRelativityWhoishe?

HeisArchimedes（阿基米德阿基米德）Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?

CharlesDarwin.Whoishe?

HeisWhowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?

ThomasNewcomen.Whoishe?

HeisWhoinventedthefirststeamengine?

GregorMendelWhoishe?

HeisWhousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?

MarieCurieWhoishe?

SheisWhodiscoveredradium?

ThomasEdisonWhoishe?

HeisWhoinventedthewayofgivingelectricitytoeverybodyinlargecities?

LeonardodaVinciWhoishe?

HeisWhowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?

HumphryDavyWhoishe?

HeisWhoinventedalamptokeepminerssafeunderground?

StephenHawkingWhoishe?

HeisWhoputforwardatheoryaboutblackholes?

1.Doyouknowhowtoproveanewideainscientificresearch?

Discussinsmallgroupsthestagesinsettingoutanewscientificidea.Whatorderwouldyouputthemin?

DrawaconclusionThinkofamethodCollectresultsMakeaquestionFindaproblemAnalysetheresultsFindsupportingevidencePleaseputthe7stagesinrightorderaccordingtothepassage.2.Whatdoyouknowaboutinfectiousdiseases?

Whatdoyouknowaboutcholera?

WhatisCholera?

CholeraisadiseasecausedbyVibrioCholerae,aformofbacteriathatattackstheintestine（肠肠）.Thediseaseisnotalwaysserious,but1in20patientssufferfromseverediarrhea,vomitingandmusclepains.Withouttreatment,suchpatientscandiewithinafewhoursiftheirbodieslosetoomuchwater.GermanyGreatBritainDeathoffirstcholeracaseinLondonduringthe1848-49epidemicLondonPreviouscholeraepidemicinGreatBritainin1831-32ThespreadofcholeraHerearesomefactsaboutcholera.Trytopresentthemtoyourpartnersandconsiderwhethertheyarethesameasyouexpected.1.Choleracankillsuffererswithinafewhoursiftheyareleftuntreated.2.About100,000120,000peopledieofcholeraeveryyearandmostofthemarenotreportedtotheWHO.3.80%ofcholerasuffererscanbesuccessfullytreatedwithsafewaterandsalt.4.Safewaterandwastecontrolcanpreventcholera.5.Whenthereisanoutbreakofcholera,itisimportanttofocusontreatmentandwastecontrol.6.Safeandeffectivecholeravaccinesarenowusedtocontrolthedisease.7.Today,nocountryrequiresproofofcholeravaccinationasaconditionforentry.3.Lookatthepicture,themapandthetitleandpredictthecontentofthereadingpassage.Thenskimitquicklytoseeifyouareright.JohnSnowReadthetextquicklyandcompletethemainideaofit.Thetextismainlyabout_andhowhe_.JohndefeatedcholeraSnowI.Readthetext“JohnSnowDefeatsKingCholera”,andfillintheblanks.AboutJohnSnowHewasafamous_andQueenVictoriaspersonalphysician.Hemadeuphismindtosolvetheproblemof_.TwotheoriesTheory1:

Cholerawasspreadby_.Theory2:

Thediseasewentintopeoplesbodiesthroughtheir_.HissuspicionHethoughtthatthe_theorywascorrect.doctorcholeraairmealssecondWhathedidtoprovehisassumptionEvidence1:

He_theplacesonamapwherethedeadpeoplelivedandfoundthedeathswerenearthewaterpumpinBroadStreet.Evidence2:

Helookedintothesourceofthewaterandfounditcamefroma（n）_river.Whenthewaterwascutoff,thedisease_.Evidence3:

Awomanand__usedthewaterfromBroadStreetpumpanddied.markedpollutedsloweddownherdaughterConclusionPollutedwatercarriedthe_virusII.Readthetextagainandtellwhetherthefollowingstatementsaretrue（T）orfalse（F）.1.Manypeoplediedofcholerabeforeitscausewasfound.（）2.Itwasafactthatcholeraspreadinacloudofgas.（）3.Whencholerabrokeoutin1854,itspreadquicklythroughpoorneighbourhoods.（）TFT4.Thepeoplewhodrankbeerinsteadofwaterdidnotcatchcholera.（）5.Thewatercompanieswereaskedtostopsupplyingpollutedwatertopeople.（）TTMatchthestagesofscientificresearchwithwhatJohnSnowdidtosolvetheproblemofcholera.1.Findaproblem.2.Makeaquestion.Henoticedtwopossibletheorieswhichexplainedhowcholeraspread.Hewantedtofacethechallengeofcholeraandfindthecause.3.Thinkofamethod.4.Collectresults.5.Analysetheresults.Hefoundthatthewatercamefromapollutedriverandcholerawasspreadbygerms.Hethoughtthesecondideawascorrectanddecidedtoproveit.Hemarkedt