Unit 4 Extraterrestrials Teaching plan全新版大学英语三Word格式.docx

Unit 4 Extraterrestrials Teaching plan全新版大学英语三Word格式.docx

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1stperiod2ndperiod3rdperiod4thperiod5thperiod

Pre-reading;

While-readingWhile-reading;

Post-reading;

Theme-Related

While-reading（LanguageStudyPost-readingCheckonSs'

Language

（TexlOrganiz-&

CulturalNotes）（formalandhomereadingLearningTasks

ation）informalspeech）（TextB）

Pre-readingtasks

1.TasksSsthefollowingquestionsontherecordedpassage:

（5minutes）

—HowdidtheEarthlingsfightagainsttheinvasionoftheAn-vils?

Weretheysuccessful?

（Theyfoughtwithbullets,ordinarybombs,super-atombombs,gases,andbacteria,buttheyfailed,）

—WhattricksdidKnowallusetodriveawaytheinvaders?

Washesuccessful?

（AtfirsthefilledtheAn-vilswithhumanemotionssothattheywouldfighteachother.Hedidn'

tsucceed.Thenhemadethemfeelhomesick.Thistimehistrickworked.）

2.Groupwriting:

MyEncounterwithanE.T.（25minutes）

1）Ssformgroupstoimaginewhere,when,howtheymeettheE.T,andwhathappenedduringtheencounter,Agroupsecretarytakesnotes.

2）Basedonthenotes,agroupwriterwritesastoryofabout100words,andagroupillustratordrawsafewpicturestoillustratethestory.

3）Othergroupmembersmakerevisions.

4）Eachgroupsendsaspeakertoanothergroup,tellingthelattertheirstorywiththehelpoftheillustrations.

3.TleadsintoTextAbysaying:

Inthistext,wewillseehowsomeE.T.'

striedtoestablishrelationshipwithpeopleonEarth,butfoundtheirfriendlyinitiativerejectedduetomisunderstandings.（2minutes）

While-readingtasks

1.TextOrganization（10minutes）

1）TguidesSsthroughthedirectionsforTextOrganizationExercise1.

2）Ssscanthefirstfourparagraphstoseehowthetextcanbedividedintotwoparts.

3）Ssfindoutthemainideaforthistextinthefirstfourparagraphs（Para2）.

2.TexplainslanguagepointsandgivesSspractice（seeLanguageStudy）;

Talsointroducesculture-specificitems（seeCulturalNotes）.（60minutes）

3.SsdoTextOrganizationExercise2tolearnhowthemainbodyofthetextisnarratedaccordingtotimesequence.（15minutes）

4.Ssdiscusswhatcausedthesheriff'

smisunderstanding（seeTextAnalysis）.（8minutes）

Post-readingtasks

1.Pairwork:

informalspeechversusformalspeech（seeTextAnalysis）（25minutes）

1）TdictatesthefollowingsentencestoSs:

—Saywhatyouwanttosayquicklyandbriefly.

—Ihaveonlyonecloserelative,mywife.

—Areyouforeigners?

—Iwantyoutoleaverightnow.

2）Sspairbrowsesthetexttofindhowthesheriffexpressedtheseideas.（Theyare:

—Spititout.

—Mypeople?

AllIgot'

sawife.

—Youguysforeigners?

—Getthehelloutofhere.）

3）SspaircomparesthespeechstyleofthesheriffwiththatofthetwoVenusians.Whichisformal,whichisinformal?

4）Sspairdiscussesthecharacteristicsofinformalandformalspeech.

5）Ssanswerthefollowingquestions:

—Whydidthesheriffspeakinaninformalstyle?

—Didthesheriffeverspeakformally?

Iftheanswerisyes,whenandwhy?

—WhydidtheVenusiansspeakinaformalstyle?

2.TguidesSsthroughsomeafter-textexercises.（25minutes）

3.TchecksonSs'

homereading（TextB）.（3minutes）

4.SsdoPartIV:

Theme-RelatedLanguageteamingTasks,（1period）

5.TasksSstoprepareforthenextunit:

（2minutes）

1）dothepre-readingtask:

2）previewTextA.

TextAnalysis

Languageisfullofholes,whichpeoplefillupwithperceptionsandassumptions.ThissayingiswellillustratedbySheriffCameron.BecausehejudgedtheVenusiansasItalianssimplybytheirappearance,everythingtheysaidsoundedItaliantohim.HemistookVenusforVenice,awateryplaceonearth.

Whenwelearnanotherlanguage,wemustnotlearnitwiththemindsetofourmothertongue.Otherwisetherewillariseculturalmisunderstandings,whichmayleadtoconflict.

SheriffCameronusuallyspokeinacasualmanner.Perhapshistownwassosmallthatheknewallthetownsfolk,thereforeinformalspeechwasproper.Hissentenceswereshort,colloquial,andsometimesincomplete.Hepreferredphrasestosingle,learnedwords.Helikedshortenedformsandabbreviations,withanoccasionalcurse.

TheVenusiansspokeformally.Theirsentenceswerelongandinvolved,theirwordchoiceelaborate.Theyusedpassivevoicesand"

if”structures.Perhapsitwasbecausetheybelieveintheutterimportanceoftheirmission,ortheymightnothavelearnedtospeakfreelyinastrangetongue.

CulturalNotes

1.IsaacAsimov（1920-1992）:

Russian-bornAmericanwriterandscientist.Hewasadistinguishedbiochemist,butismorewidelyknownastheauthorofmanyworksofsciencefiction,booksonsciencefornon-scientists,andessaysonawidevarietyofsubjects.Amonghisbest-knownsciencefictionareI,Robot（1950）andtheFoundationtrilogy（1951-1953）.BuildingonKarelCapek'

sconceptoftherobot,in1941Asimovcoinedthetermrobotics.

2.Venus:

thesecondmajorplanetinorderofdistancefromtheSun.AlsoknownasHesperus,theeveningstar,orPhosphorus,themorningstar,VenuscanbethebrightestobjectintheskyaftertheSunandMoonandfollowsanear-circularpathsome106millionkilometersfromtheSun,taking225daystocompleteoneorbit.

3.extraterrestriallife:

life-formsthatmayhaveevolvedonotherplanets.ThereisnohardevidenceatpresentthatlifeexistsotherthanontheEarth.MostUFOshavebeensatisfactorilyexplainedasbeingnaturalorman-made,andtheVikingmissionstoMarswereinconclusiveintestingfortheexistenceoflifeonthatplanet.Nevertheless,searcheshavebeenandarebeingmadeforsignsthatlifehasariseninotherpartsoftheuniverse.CertainknowledgeeitherthatlifeisconfinedtoplanetEarthorhasbeenfoundelsewherewouldhavetheprofoundestphilosophicalimplicationsformankind.Factorscontributingtoanyassessmentoftheprobabilitythatlifeexistselsewheremustincludethesize,age.andstructureoftheuniverse,andtheconditionsunderwhichlifeasweknowitcanoriginateandevolve.Otherfactorsofrelevanceinthesearchforextraterrestriallifeincludeanassessmentoftheprobabilitythatintelligenceleadingtoscientificandtechnologicalcivilizationssimilartoourownmayarise.

4.spaceexploration:

In1903theRussianphysicistKonstantinTsiolkovskywasdevelopingideasforspacerocketsfuelledbyliquefiedgasandby1926RobertGoddardintheUSAhadsuccessfullydesignedthefirstliquidfuelledrocket.TherefollowedconsiderableGermanresearchintorockets,culminatinginthelaunchoftheV-2rocketin1944.In1957theSovietUnionsurprisedtheUSAbypullingthefirstartificialsatellite,SputnikI,inorbit.ThiswasfollowedbytheUSExplorer1in1958.YuriOagarinwasthefirstmaninspacein1961,followedbyJohnGlennin1962.In1961PresidentKennedyproposedtheApolloprogrammetoachieveamannedlunarlandingby1970,andin1969NeilArmstrongandEdwin（"

Buzz"

）Aldrinlandedonthemoon.TheSovietUnionconcentratedonunmannedflights,LunaIXachievingasoftlandingonthemoonin1966,Intheearly1970sspacestationswerelaunchedbyboththeUSAandtheSovietUnion,andin1975anApollocapsulelinkedupwithaSovietSoyuzcapsule.UnmannedflightshavebeenmadetoVenusandMars,whiletheUSprobe,Voyager2,launchedin1977,reachedNeptunein1989.In1981theUSAlaunchedaspaceshuttle,thefirstreusablespacecraft,butitscommercialandscientificprogrammewasinterruptedfortwoyearsbytheexplosionoftheshuttle,Challenger,onlift-offin1986.In1986thegiantSovietmodularspacestation,Mir,waslaunched,withastronautsbeingferriedtothestationbySoyuzspacecraft,followedin1987bytheplacinginspaceofthepowerfulEnergiyastation.In1987,SovietcosmonautYuriRomanenkosetaspaceendurancerecordof326daysinorbit.TheHubblespacetelescope,whichcanproduceimagesofothersolarsystems,waslaunchedfromaUSshuttlein1990.ItsfaultymirrorlimitedobservationsuntilitwasrepairedbyastronautsinthespaceshuttleEndeavourin1993.Aninternationalspacestation,Freedom,conceivedbytheUSAin1984,becameoperationalinthe1990s.Spacetechnologyhasresultedinnumerousapplications,andtelecommunicationsatelliteshavegreatlyimprovedglobalcommunications;

whilemeteorologicalsatellitesprovideadvanceweatherinformation,andreconnaissancesatellitesregistertheearth'

sresourcesandmilitaryinformation.

OurknowledgeoftheSun,planets,naturalsatellites,andcometsinthesolarsystem,aswellastheinterplanetarymedium,hasbeengreatlyadvancedinrecentyearsbytheMariner.Venera,Pioneer,andVoyagerseriesofspacecraft.Morerecently,spaceexplorationisbeingextendedbythelaunchingofartificialsatellitesintoEarthorbitcarryingadvancedtechnologicalpackagestofurtherourastronomicalknowledgeofthewideruniverse.

5.theCongress:

TheCongressisoneofthethreebranchesoftheUSfederalgovernment,thelegislativebranch.Congresshastwohouses,theSenateandtheHouseofRepresentatives.ThemainjobofCongressismakinglaws.Beforeanewlawcanbemade,bothhouseshavetopassit,anditmustthenhavetheapprovalofthePresident.Inasystemofgovernmentbas