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Unit1
Greatscientists
WarmingupWhoishe?Whoishe?Whatdoyouknowaboutgreatscientists?Trythisquizandfindoutwhoknowsthemost.1.Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?2.Whowroteabook
explaininghowanimals
andplantsdevelopedas
theenvironmentchanged?3.Whoinventedthefirststeamengine?4.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?MarieCurieThomasAlvaEdisonTheInventionsofThomasEdison7.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?LastSupper8.Whoinventedalamp
tokeepminerssafe
underground?theSafetyLamp9.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?10.Whoputforwardatheoryaboutblackhole?DrawaconclusionotherinfectiousdiseasesinourdailylifedrawaconclusionJohnSnowdefeats“Kingcholera”JohnSnowFouroutbreaksofcholerainthe1830sand1840skilledmanypeopleinEngland.
In1854,“themostterribleoutbreakofcholerawhicheveroccurredinthekingdom”began.Itwassoviolentandsuddenthat127peoplediedinthefirstthreedays.NameofillnessSkimthetextandfindthemainideaofthetext.Whatistheproblem?task1:matchthemtask2:numbers&eventsPara.1FindaproblemPara.2MakeaquestionPara.3ThinkofamethodAmapofBroadStreetPara.5AnalysetheresultsPara.6Findsupportingevidence①Suggestedthatthesourceofallwatersuppliesbeexamined.
②Instructedthewatercompaniesnottoexposepeopletothepollutedwateranymore.SummaryHe_________onamapwhereallthedead
peoplehadlivedandhefoundthatmany
peoplewhohaddrunkthedirtywaterfrom
the______died.Sohedecidedthatthepolluted
watercarriedcholera.Hesuggestedthatthe
_______ofallwatersupplybe__________
andnewmethodsof________withpolluted
waterbefound.Finally,“KingCholera”was
defeated.Whatshouldwepayattentiontoinourdaily
lifeinordernottogetinfectedwithcholera?
内容提供者
2024-09-01
18金币
4.2MB
46页
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