高二英语必修五UNIT1Readingppt课件

人教课标高二必修5Unit1,.,Reading,Unit1Greatscientists,.,Therearesomegreatscientificachievementsthathavechangedtheworld.Canyounamesomeofthem?Whatkindofroledotheyplayinthefieldofscience?Dotheseachievementshaveanythingincommon?Matchtheinventionswiththeirinventorsbelowbeforeyouanswerallthesequestions.,WarmingUp,.,AlexanderBellelectricityThomasEdisontheFirsttelephoneLaiteBrotherstheelectricLampMadameCurieblackholesinUniverseFranklinTheoryofGravityStevenHawkingtheFirstPlaneElbertEinsteinRadiumIsaacNewtontheTheoryofRelativity,.,Whoishe?,Heis,Archimedes(阿基米德),Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?,.,CharlesDarwin.,Whoishe?,Heis,Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?,.,ThomasNewcomen.,Whoishe?,Heis,Whoinventedthefirststeamengine?,.,GregorMendel,Whoishe?,Heis,Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?,.,MarieCurie,Whoishe?,Sheis,Whodiscoveredradium?,.,ThomasEdison,Whoishe?,Heis,Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?,.,LeonardodaVinci,Whoishe?,Heis,Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?,.,HumphryDavy,Whoishe?,Heis,Whoinventedalamptokeepminerssafeunderground?,.,StephenHawking,Whoishe?,Heis,Whoputforwardatheoryaboutblackholes?,.,putforward提出e.g.Heputforwardavaluablesuggestionatthemeeting.Joshputforwardaplanforanoutingthisweekend.,【拓展】我们在以前还学过表示“提出”的短语，它们是_和comeupwith。,bringup,.,常见的put短语还有：putaway收起来；存蓄putoff推迟，延期puton穿上，戴上；上演putout使熄灭；生产；出版putthrough接通电话；使经历；使通过putup举起；修建；张贴,.,选用以上短语的适当形式填空。Thesuggestion_byMr.Wangatyesterdaysmeetingwasawonderfulone.2.Theydecidedto_thepicnicbecauseoftherain.,putforward,putoff,.,1.Doyouknowhowtoproveanewideainscientificresearch?Discussinsmallgroupsthestagesinsettingoutanewscientificidea.Whatorderwouldyouputthemin?,Pre-reading,.,Pleaseputthe7stagesinrightorderaccordingtothepassage.,2.Whatdoyouknowaboutinfectiousdiseases?Whatdoyouknowaboutcholera?,WhatisCholera?CholeraisadiseasecausedbyVibrioCholerae,aformofbacteriathatattackstheintestine(肠).,Thediseaseisnotalwaysserious,but1in20patientssufferfromseverediarrhea,vomitingandmusclepains.Withouttreatment,suchpatientscandiewithinafewhoursiftheirbodieslosetoomuchwater.,Germany,GreatBritain,DeathoffirstcholeracaseinLondonduringthe1848-49epidemic,London,PreviouscholeraepidemicinGreatBritainin1831-32,Thespreadofcholera,Herearesomefactsaboutcholera.Trytopresentthemtoyourpartnersandconsiderwhethertheyarethesameasyouexpected.1.Choleracankillsuffererswithinafewhoursiftheyareleftuntreated.2.About100,000120,000peopledieofcholeraeveryyearandmostofthemarenotreportedtotheWHO.,3.80%ofcholerasuffererscanbesuccessfullytreatedwithsafewaterandsalt.4.Safewaterandwastecontrolcanpreventcholera.5.Whenthereisanoutbreakofcholera,itisimportanttofocusontreatmentandwastecontrol.,6.Safeandeffectivecholeravaccinesarenowusedtocontrolthedisease.7.Today,nocountryrequiresproofofcholeravaccinationasaconditionforentry.,.,3.Lookatthepicture,themapandthetitleandpredictthecontentofthereadingpassage.Thenskimitquicklytoseeifyouareright.,.,Reading,JohnSnowDefeats“KingCholera”,JohnSnow,.,Fastreading,Readthetextquicklyandcompletethemainideaofit.Thetextismainlyabout_andhowhe_.,John,defeatedcholera,Snow,I.Readthetext“JohnSnowDefeatsKingCholera”,andfillintheblanks.,Carefulreading,doctor,cholera,air,meals,second,marked,polluted,sloweddown,her,daughter,virus,.,II.Readthetextagainandtellwhetherthefollowingstatementsaretrue(T)orfalse(F).1.Manypeoplediedofcholerabeforeitscausewasfound.()2.Itwasafactthatcholeraspreadinacloudofgas.()3.Whencholerabrokeoutin1854,itspreadquicklythroughpoorneighbourhoods.(),T,F,T,4.Thepeoplewhodrankbeerinsteadofwaterdidnotcatchcholera.()5.Thewatercompanieswereaskedtostopsupplyingpollutedwatertopeople.(),T,T,MatchthestagesofscientificresearchwithwhatJohnSnowdidtosolvetheproblemofcholera.1.Findaproblem.2.Makeaquestion.,Henoticedtwopossibletheorieswhichexplainedhowcholeraspread.Hewantedtofacethechallengeofcholeraandfindthecause.,3.Thinkofamethod.4.Collectresults.5.Analysetheresults.,Hefoundthatthewatercamefromapollutedriverandcholerawasspreadbygerms.Hethoughtthesecondideawascorrectanddecidedtoproveit.Hemarkedthedeathplacesonamapandfoundoutmanydeathsoccurrednearthewaterpump.,6.Findsupportingevidence.7.Drawaconclusion.,HefoundthatthefamilywhousedpipedwaterfromBroadStreetdied.Heannouncedthatpollutedwatercarriedthevirus.,.,Postreading,Belowisasummaryofthetextwithsomewordsmissing.Choosethewordsfromtheboxandmakethesummarycomplete.Thentrytoretellthestorytoyourpartners.,Nooneunderstoodcholeraandeverytimeitcame,thousandsdied.QueenVictoriasdoctor,_,wantedtofindouthowitwascaused.Whenthediseasecameto_againin1854,Snownoticedthat_ofthe500peoplewhodiedhaddrunkwaterfromawaterpumpinBroadStreet.,JohnSnow,London,most,Heconcludedthatthe_wastoblameandfoundthatthepumpswatercamefromadirty_.Afterhestoppedpeoplefromusingthe_,peoplegraduallystoppeddying.,water,river,pump,Snowsuggestedall_ofwaterbecheckedandwater_takecarenottosupplypeoplewithdirtywater.Inthisway,cholerawasdefeated.,sources,companies,.,Drinkonlywaterthatyouhaveboiledortreatedwithchlorineoriodine.Othersafedrinksincludeteaorcoffeemadewithboiledwaterandcarbonated,bottledbeverageswithnoice.,.,Eatonlyfoodthatsbeenthoroughlycookedandisstillhot,orfruitthatyouvepeeledyourself.Avoidundercookedorrawfishandshellfish.Avoidrawsaladsa