unit 1 全单元教案Word下载.docx
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unit 1 全单元教案Word下载.docx
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小结(Summingup)部分通过让学生回忆本单元所学内容,总结对其掌握的程度,培养学生概括总结能力。
学习建议(Learningtip)部分建议学生如何写好“Persuasivewriting”,以培养学生的逻辑思维及写作能力。
趣味阅读(ReadingforFun)部分引用了一些科学领域中名人的名言,如爱因斯坦、爱迪生、牛顿等,旨在从另一个侧面让学生了解科学研究的方法和科学研究的真谛。
Ⅱ教学重点和难点
1.教学重点
⑴本单元的生词和短语;
⑵过去分词作定语、表语;
(3)学习描述人物的句型;
(4)了解著名医生JohnSnow、哥白尼等科学家以及他们的作为和故事。
2.教学难点
⑴过去分词作定语、表语;
⑵学习表示意愿、希望或建议的句型;
⑶学写persuasivewriting.
Ⅲ教学计划
本单元分五课时:
第一、二课时:
WarmingUp,Pre-reading,Reading&
Comprehending
第三课时:
LearningaboutLanguage
第四课时:
Listeningandspeaking
第五课时:
Readingandwriting
Ⅳ.教学步骤:
Period1&
2WarmingUp,Pre-reading,Reading&
Comprehending
TeachingGoals:
1.TolearnaboutJohnSnow.
2.Todevelopsomebasicreadingskills.
3.ToarouseSs’interestinlearningaboutthespritsofscientists.
TeachingProcedures:
Step1.WarmingUp
Purpose:
ToarouseSs’interestinlearningaboutscientists.
ToaskSstopreparesomethingforthegreatscientistsaheadoftimeandsharethemwithothers.
1.Pairwork
AskSstotelltheirpartnerstheiranswerstothefollowingquestionandshowsometothewholeclass.
Whatdoyouknowaboutgreatscientists?
2.Groupwork
Ssaredividedinto3groupstodothequizandtrytofindoutwhichknowsthemost.
QuizQuestions
Answer
(1)Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?
(2)Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?
(3)Whoinventedthefirststeamengine?
(4)Whousedpeastoshowhowphysicalcharacteristicsarepassedformparentstotheirchildren?
(5)Whodiscoveredradium?
(6)Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?
(7)Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?
(8)Whoinventedalamptokeepminerssafeunderground?
(9)Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?
(10)Whoputforwardatheoryaboutblackholes?
Suggestedanswers:
(1)Archimedes
(2)CharlesDarwin(3)ThomasNewcomen(4)GregorMendel(5)MarieCurie(6)ThomasEdison(7)LeonardodaVinci
(8)SirHumphryDavy(9)ZhangHeng(10)StephenHawking
Step2.Pre-reading
TogetSstolearnaboutthestagesinascientificexperiment
1.Groupwork
(1)GetSsintogroupsoffouranddiscusswhatkindofexperimenttheyhaveexperiencedandthestagesofthem.Asksomegroupstoshowtheirviews.
(2)AskSstoputthefollowingstagesintoproperorder.
DrawaconclusionThinkofamethodCollectresultsMakeupaquestion
FindaproblemAnalyzetheresultsRepeatifnecessary
SuggestedAnswers:
Findaproblem→Makeupaquestion→Thinkofamethod→Collectresults→Analyzeresults→Repeatifnecessary→Makeaconclusion
2.Pairwork
AskSswhethertheyknowaboutinfectiousdiseasesandtelltheanswerstotheirpartners.
Forexample:
flu
Birdflu
SARS
Step3.Reading
1.Skimming
TogetSstohaveabriefunderstandingofthewholetext.
Thepassageiswritteninorderofthestagesinanexperiment,soaskSstoscanthetextandfindthedifferentstages.
①Findaproblem:
JohnSnowwasawell-knowndoctorinLondon…untilitscausewasfound.
②Makeupaquestion:
Hegotinterestedinthetwotheories…andsoontheaffectedpersonwasdead.
③Thinkofamethod:
Hebelievedinthesecondtheorybut……soseverethatmorethan500peoplehaddiedin10days.
④Collectresults:
Hedeterminedtofindoutwhy…Itseemedthewaterwastoblame.
⑤Analyzeresults:
Next,JohnSnowlookedintothesourceofthewaterforthesetwostreets…thatcholerawasspreadbygermsandnotinacloudofgas.
⑥Repeatifnecessary
Soonthediseasebegantoslowdown…thatpollutedwatercarriedthedisease.
⑦Makeaconclusion:
Topreventthisfromhappeningagain,…nottoexposepeopletopolluted.
2.Scanning
TogetSstohavesomedetailsinthetext.
(1)Readthetextquicklyandtrytogetsomedetailsfromthetext.Workinpairsandtrytoaskandanswerquestionsfromthetext.Questionscanbelikethese:
Q1.WhowasJohnSnow?
Q2.WhatdidJohnSnowdowhentheseriouscholerabrokeout?
Q3.Whatwerethetwotheoriesthen?
Q4.WhatwasJohnSnow’sattitudetowardsthetwotheories?
Q5.HowdidJohnSnowfindtheevidenceforhistheory?
Q6.Howdidhesolvetheproblemfinally?
A1.JohnSnowwasawell-knowndoctorinLondon-sofamous,indeed,thatheattendedQueenVictoriatoeasethebirthofherbabies.
A2.JohnSnowwantedtousehisknowledgetohelpsolvethisproblem.
A3.Thefirstsuggestedthatcholeramultipliedintheairwithoutreason.Acloudofdangerousgaswouldfloatarounduntilitfounditsvictims.Thesecondsuggestedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.Fromthestomachthediseaseattackedthebodyquicklyandsoontheaffectedpersonwasdead.
A4.Hebelievedinthesecondtheorybutneededtoprovehewascorrect.
A5.Hegatheredtheinformationandmarkedamapwhereallthedeadpeoplehadlived.Andatlasthefoundthatallthedeadpeopledrankthepollutedwaterfromtheriver.
A6.Topreventthisfromhappeningagain,JohnSnowsuggestedthatthesourceofallwatersuppliesbeexaminedandmewmethodsofdealingwithpollutedwaterbefound.Andfinally“KingCholera”wasdefeated.
(2)Sincewehavegottheorderofthesevenstages,getSstowritedowntheevidenceorapproachJohnSnowusedineachstage.Forexample:
Paragraph
Stagesinanexperiment
①
Findaproblem
②
Makeupaquestion
③
Thinkofamethod
④
Collectresults
⑤
Analyzeresults
⑥
Repeatifnecessary
⑦
Makeaconclusion
Exampleinthisinvestigation
Whatcausescholera?
Makeupaquestion
Whichtheoryiscorrect?
Collectdataonthosewhowereillordiedandwheretheygottheirwater.
Collectresults
Plotinformationonamaptofindoutwherepeoplediedordidnotdie.
Analyzeresults
Analyzethewatertoseeifthatisthecauseoftheillness.
Repeatifnecessary
Findotherevidencetoconfirmyourconclusion.
Thewateristoblame.Thesourceofalldrinkingwatershouldbeexaminedsothatitissafe.
3.Listening.
TotrainSs’listeningability.
Listentothetapeandfollowitinalowvoice.
4.Languagepoints.
TotrainSs’languagecapacity.
(1)attendvt&
vi
出席;
参加
Hedecidedtoattendthemeetinghimself.
照顾;
看护
Whichdoctorisattendingto(on)you?
伴随
Theworkwasattendedwithmuchdifficulty.
(2)absorbvt.
吸收
Aspongeabsorbswater.
使专心
Thelittlegirlwasabsorbedinreadingatale.
(3)severeadj.
严厉的;
严格的
Ithinkyouaretoosevereontheboy.
剧烈的
Hehasaseverepaininhisleg.
(4)announcevt
发表、告知、宣布
Thegovernmentannounceditsneweconomicpolicies.
宣布
HisservantannouncedMrandMrsWhite.
显示;
预告
Warmsunshineannouncesthecomingofspring.
Step4.Post-reading
Tohaveadeepunderstandingofthetext.
Groupwork
LetSsTalkaboutthefollowingquestions.Andpresenttheiropinionstothewholeclass.
1.WhatdoyouthinkofJohnSnow?
2.Doyouthinkhimgreatenough?
3.Ifyouwerehe,whatwouldyoudo?
Step5.Discussion
ThetextintroducespublichealthmedicinetoSs,whichislesswell-knownareaofmedicine.WiththearrivalofSARSinChinain2003,wedohavesomeknowledgeoftheeffectofinfectiousdiseasesonourlifeandlifestyle.
Discusswithyourpartnersingroupsofsixandtellusyourviews.
Step6.Homework
Trytowriteashortcompositionaboutafamiliarscientist.
Period3Listeningandspeaking(UsingLanguage)
1.Tousethelanguagepointsandgrammarofthisunit.
2.TodevelopSs’listeningandspeakingabilities.
Step1.Leading-in
ToactivateSsandarousethemtotalkaboutscientificsubjects.
ShowthepicturesaboutthescientistsandaskSswhethertheyknowthem.AndmakesuretheyknowsomefamousscientistsinChina.
Step2.WarmingUp
ToleadSstothetopicofthisunit.
TheabovepicturesareallChinesefamousscientists.LetSstalkaboutthestoriesofthem.AndtheycanalsotalkaboutotherscientistsinChina.GetsomeSstopresenttheirstoriestotherestofclass.
2.Conclusion
AllofthemhavemadecontributionstothedevelopmentofChinesescienceandtechnology.ButdoyouknowwhothefatheroftheChinesespaceprogramis?
(QianXuesen)
Step3.Pre-listening
TohelpSslearnaboutthecontextoftheListeningpart.
AskSstodiscussthepictureswiththeirpartners.
2.Discussion
Discussthefollowingthreequestionsandpresentyo
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