unit1《greatscientists》reading教案

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1、WelcometoTopSage--------大家论坛欢迎您的光临--------Club.TopSage.comUnit1GreatScientistsReading1．TeachingAims①GetSstoimprovetheirreadingabilities.②LetSsknowthetopic“Greatscientists”③Knowsomeimportantphrasesoccurringinthisreading2．TeachingProceduresStep1LeadinCheckSs’know

2、ledgeaboutsomescientistsandtheirdiscoveries.①Whodiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?Archimedes②Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?CharlesDarwin③Whoinventedthefirststeamengine?ThomasNewcomen④W

3、housedpeastoshowhowphysicalcharacteristicsarepassedformparentstotheirchildren?GregorMendel⑤Whodiscoveredradium?MariesCurie⑥Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?ThomasEdison⑦Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeopl

4、e?LeonardodaVinci⑧Whoinventedalamptokeepminersafeunderground?SirHumphreyDavywww.TopSage.com(大家网，给大家提供免费的资料)WelcometoTopSage--------大家论坛欢迎您的光临--------Club.TopSage.com⑨Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?ZhangHeng⑩Whoputforwardath

5、eoryaboutblackholes?StephenHawkingAfterallthequestions,thenleadinthepassagewithapicture.Askssiftheyknowthemapandwhatitisusedfor.Givethemtheanswerlater“ItisamaptofindoutthecauseofCholera.”Step2SkimandScanMorequestionsaregiventogetthegeneralideasofthispassageands

6、omeobviousfacts.Whodefeats“KingCholera“?JohnSnowWhathappenedin1854?CholeraoutbreakhitLondon.Howmanypeoplediedin10days?500WhyistherenodeathatNo.20and21BroadStreetaswellasatNo.8and9CambridgeStreet?ThesefamilieshadnotdrunkthewaterfromtheBroadStreetpump.Step3Readin

7、gfordetails1Whycouldn’tthecholerabeundercontrolatfirst?Neitheritscause,notitscurewasunderstood.2WhichtheorydidJohnSnowbelievein?Peopleabsorbedcholeraintotheirbodieswiththeirmeals.3JohnSnowfinallyprovedthetheoryhebelievedby________.gatheringinformationwiththehel

8、pofamaplookingintothesourceofthewaterforBroadStreetandCambridgeStreetSeparatingthosewhosufferedcholerafromthosewhodidn’tBothAandB(rightchoice)4Topreventthecholerafromspreadi