Book5 unit 1 教案.docx

Book5 unit 1 教案.docx

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Book5unit1教案

Unit1GreatScientists

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

Purpose:

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

Purpose:

TogetSstohaveabriefunderstandingofthewholetext.

Thepassageiswritteninorderofthestagesinanexperiment,soaskSstoscanthetextandfindthedifferentstages.

Suggestedanswers:

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

Purpose:

TogetSstohavesomedetailsinthetext.

（1）Readthetextquicklyandtrytogetsomedetailsfromthetext.Workinpairsandtrytoaskandanswerquestionsfromthetext.Questionscanbelikethese:

Q1.WhowasJohnSnow?

Q2.WhatdidJohnSnowdowhentheseriouscholerabrokeout?

Q3.Whatwerethetwotheoriesthen?

Q4.WhatwasJohnSnow’sattitudetowardsthetwotheories?

Q5.HowdidJohnSnowfindtheevidenceforhistheory?

Q6.Howdidhesolvetheproblemfinally?

Suggestedanswers:

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

Suggestedanswers:

Paragraph

Stagesinanexperiment

Exampleinthisinvestigation

①

Findaproblem

Whatcausescholera?

②

Makeupaquestion

Whichtheoryiscorrect?

③

Thinkofamethod

Collectdataonthosewhowereillordiedandwheretheygottheirwater.

④

Collectresults

Plotinformationonamaptofindoutwherepeoplediedordidnotdie.

⑤

Analyzeresults

Analyzethewatertoseeifthatisthecauseoftheillness.

⑥

Repeatifnecessary

Findotherevidencetoconfirmyourconclusion.

⑦

Makeaconclusion

Thewateristoblame.Thesourceofalldrinkingwatershouldbeexaminedsothatitissafe.

3.Listening.

Purpose:

TotrainSs’listeningability.

Listentothetapeandfollowitinalowvoice.

4.Languagepoints.

Purpose:

TotrainSs’languagecapacity.

（1）attendvt&vi

①出席；参加

Hedecidedtoattendthemeetinghimself.

②照顾；看护

Whichdoctorisattendingto（on）you?

③伴随

Theworkwasattendedwithmuchdifficulty.

（2）absorbvt.

①吸收

Aspongeabsorbswater.

②使专心

Thelittlegirlwasabsorbedinreadingatale.

（3）severeadj.

①严厉的；严格的

Ithinkyouaretoosevereontheboy.

②剧烈的

Hehasaseverepaininhisleg.

（4）announcevt

①发表、告知、宣布

Thegovernmentannounceditsneweconomicpolicies.

②宣布

HisservantannouncedMrandMrsWhite.

③显示；预告

Warmsunshineannouncesthecomingofspring.

Step4.Post-reading

Purpose:

Tohaveadeepunderstandingofthetext.

Groupwork

LetSsTalkaboutthefollowingquestions.Andpresenttheiropinionstothewholeclass.

1.WhatdoyouthinkofJohnSnow?

2.Doyouthinkhimgreatenough?

3.Ifyouwerehe,whatwouldyoudo?

Step5.Discussion

ThetextintroducespublichealthmedicinetoSs,whichislesswell-knownareaofmedicine.WiththearrivalofSARSinChinain2003,wedohavesomeknowledgeoftheeffectofinfectiousdiseasesonourlifeandlifestyle.

Discusswithyourpartnersingroupsofsixandtellusyourviews.

Step6.Homework

Trytowriteashortcompositionaboutafamiliarscientist.

Period3Listeningandspeaking（UsingLanguage）

TeachingGoals:

1.Tousethelanguagepointsandgrammarofthisunit.

2.TodevelopSs’listeningandspeakingabilities.

TeachingProcedures:

Step1.Leading-in

Purpose:

ToactivateSsandarousethemtotalkaboutscientificsubjects.

ShowthepicturesaboutthescientistsandaskSswhethertheyknowthem.AndmakesuretheyknowsomefamousscientistsinChina.

Step2.WarmingUp

Purpose:

ToleadSstothetopicofthisunit.

1.Groupwork

TheabovepicturesareallChinesefamousscientists.LetSstalkaboutthestoriesofthem.AndtheycanalsotalkaboutotherscientistsinChina.GetsomeSstopresenttheirstoriestotherestofclass.

2.Conclusion

AllofthemhavemadecontributionstothedevelopmentofChinesescienceandtechnology.ButdoyouknowwhothefatheroftheChinesespaceprogramis?

（QianXuesen）

Step3.Pre-listening

Purpose:

TohelpSslearnaboutthecontextoftheListeningpart.

1.Pairwork

AskSstodiscussthepictureswiththeirpartners.

2.Discussion

Discussthefollowingthreequestionsandpresentyouropinionstoyourclassmates.

（1）Howcanyoudescribethespace?

（2）Ifwehumanbeingsgointothespace,whatareneeded?

（3）Supposeyouareanastronaut,whatkindofqualitiesarenecessary?

Step4.While-listening

Purpose:

1.TogetthemaininformationintheListeningpart.

2.TodevelopSs’listeningability.

3.TolearnsomethingfromQianXuesen.

1.Listentothedialogue,focusingonthesubjectsmentionedinthepassage.

2.Listentothetapeandanswerthequestions.

Q1.WhatdidQianXuesenstudyfirst?

Q2.WhatexperiencedidhegetinAmericathatwasveryusefulforChina?

Q3.WhatwasQianXuesen’sachievementwhenhereturnedtoChinafromAmerica?

Suggestedanswers:

A1.QianXuesenfirststudiedtobeanengineer.

A2.InAmericahebegantoworkonspacerocketssothathewasabletodevelopaspaceprogrammewhenhecamebacktoChina.

A3.WhenQianXuesenreturnedtoChinahesetupaSpaceInstitutetobegintrainingpeopleinhowtodesignandbuildrockets.

3.Listentothetapeagainandmakesuretheanswersareright.

Step5.Speaking

Purpose:

1.TodevelopSs’speakingability.

2.Tolearnaboutthewordsforcharacterdescription.

1.Pre-speaking

Purpose:

ToarouseSs’interestandgetthemtofocusonthetopicoftheSpeakingpart.

Showthepicturesagain.

Pairwork

LetSsdiscussinpairsandpresenthowtheyachievedtheirsuccessintheir