great scientists 单元学案 5

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1、Unit1GreatscientistsSection1Vocabulary&ReadingⅠ.Teachingaims教学目标Knowledgegoal:Learnandmasterthenewwordsofthisunit.GettoknowhowDoctorJohn(知识目标)SnowdefeatCholerabyexperiment.Abilitygoal:Enhancestudents’self-learningabilityandreadingability.（能力目标）Importantpoint

2、:Keywordsandphrasesofthisunit;Materthemainideaofthispassage.（教学重点）Difficultpoint:Masterthemainideaofthispassage.（教学难点）Ⅱ.Previewbeforeclass预习导学(Ⅰ).Matchthewordswithcorrectmeaning.1．suspect　　　A．toinvitesb.toenteracompetition,fight,etc.2．challengeB．toofficially

3、tellpeopleaboutsth.3．concludeC．tothinksb./sth.isresponsibleforsth.bad4．blameD．tothinkthatsomethingistrueornottrue5．announceE．tocompletesomething;toformajudgement6．exposeF．toshowsomethingthatisusuallycoveredorhidden7．contributeG．carefultoavoiddangerorrisk8．ca

4、utiousH．togivemoney,goodsoryourtimeandeffortinordertoachievesth.答案：1～8　DAECBFHG(Ⅱ).WritetheChinesemeaningofeachboldshortphrases.1．Heputforwardaworkableplanatthemeeting.提出2．It'sharmfultoexposetheskintothesunforalongtime.使显露；暴露3．ThehighspeedrailwaylinksShangha

5、itoBeijing.将……和……联系或连接起来4．Afterreadinghisletter,Idrewaconclusionthathewasnothappy.得出结论5．TheboywasabsorbedinwatchingtheWorldCupfootballmatch.全神贯注于……Ⅲ.Inquirylearningandpractice问题探究与练习内化(Ⅰ)Skimthetextandchoosethemainideaofthepassage.A．JohnSnowwasawellknowndoct

6、orinLondon.B．Thecauseofcholerawaspollutedwater.C．Thesourceofalldrinkingwatersuppliesshouldbeexamined.D．HowJohnSnowcollected,analyzeddataandfoundthecauseofcholeraandsolvedit.答案：D(Ⅱ)Readthetextandchoosethebestanswers.1．AccordingtoJohnSnow'sview,________.A．Quee

7、nVictoriasufferedalotfrombadhealthB．acurehadbeenfoundforcholerabeforehistimeC．cholera'scausehadtobediscoveredinordertocontrolitD．thousandsofterrifiedpeopleknewwhattheyshoulddo2．WhichofthefollowingtheoriesdidJohnSnowbelievein?A．Acloudofdangerousgaswouldfloata

8、rounduntilitfounditsvictims.B．Peopleabsorbedcholeraintotheirbodieswiththeirmeals.C．Peoplegotinfectedwithcholerabecauseofcoldandhunger.D．Peoplesufferedfromcholerabecausetheywerenotclean.3．Before1