新编英语教程 3 Unit 3ThreeSundays in a Week.docx
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新编英语教程 3 Unit 3ThreeSundays in a Week.docx
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新编英语教程3Unit3ThreeSundaysinaWeek
Unit3ThreeSundaysinaWeek
Teachingobjectives
1.tobefamiliarwithnarrationinchronologicalorder
2.tolearnmoreknowledgeonTimeZoneandInternationalDateLine
Teachingprocedure
TextI
I.Backgroundinformation
1.Timezone
InternationaltimezonesdefinethetimeofdayinplacesaroundtheworldwithrespecttothestandardtimekeptinGreenwich,England,acitythatliesontheprimemeridian.Eachtimezonespansabout15degreesoflongitude,butactualzonelinesvarytoaccountforpoliticalboundariesandeconomicconsiderations.
Untilthelate1800smosttownsandcitiessetclocksbasedupontherisingandsettingofthesun.Becauseoftheearth’srotation,dawnandduskoccuratdifferenttimesatdifferentplaces,buttimedifferencesbetweendistantlocationswerebarelynoticeablebecauseoflongtraveltimesandthelackoflong-distancecommunications.
Sincetheearthrotates15degreesoflongitudeperhour,theearth’s360degreesweredividedinto24zones,eachmeasuringabout15degreesinwidth.The0°longitudeline,ormeridian,wasdefinedasalinerunningthroughtheoldGreenwichObservatoryinGreenwich,England.Timeineachofthe12zoneseastofGreenwichincreasesonehourforeachzone.Timeineachofthe12zonestothewestofGreenwichdecreasesbyonehour.TheInternationalDateLineliesatthe180°meridianontheoppositesideoftheearthfromGreenwichanddividestheeasternandwesterntimezones.ThetimedifferencebetweeneachsideoftheInternationalDateLineis24hours.Thus,atravelerheadingwestacrossthedatelinelosesonedaywhileatravelerheadedeastgainsaday.
Thetimeinanygiventimezoneorcountrymayshiftbyonehourforcertainperiodsoftheyeartogainmaximumdaylighthoursandbalancethesehoursfrommorningtoevening.OnesuchsystemisDaylightSavingsTimeintheUnitedStates.
2.InternationalDateLine
InternationalDateLine,irregularlinedrawnonthemapofthePacificOcean,near,andinmanyplacescoincidentwith,the180thmeridian.Itmarkstheplacewherenavigatorschangetheirdatebyonedayonatranspacificvoyage.Eastofthelineitisonedayearlierthantothewest.
Anytravelercirclingtheglobeinawestwarddirectionlengthensthedayby1hourforevery15°oflongitudetraveledbecausethetravelerisfollowingtheapparentmotionofthesun;bythetimeheorshehastraveledcompletelyaroundtheworld,thetravelerisonefulldayaheadofthepeoplewhohaveremainedatthestartingplaceofthetrip.Similarly,goingeastward,atravelerarrivesadaybehind.
Closetothe180thmeridian,nearlyinthemiddleofthePacificOcean,aplacechosenbecauseofthevirtualabsenceoflandandofcivilizationintheregion,navigatorsgoingwestwardaddadaytotheircalendars(forexample,thedayafterAugust6wouldbeAugust8),andnavigatorsgoingeastwarddropadayfromtheircalendars(forexample,thedayafterAugust6wouldbeAugust6)tocorrectforthisgainorlossoftime.ThedatelineiscurvedeastwardaroundSiberia,westwardaroundtheAleutianIslands,andeastwardaroundtheFijiIslandsandNewZealand;thelineissocurvedtoavoidcrossingland.
3.Greenwich
Greenwich(England),boroughofGreaterLondon,southeasternEngland,onthesouthernbankoftheThamesRiver.Theboroughwasformedin1965withthemergingoftheformermetropolitanboroughsofGreenwichandWoolwich.AmongthelandmarksofGreenwichistheRoyalNavalCollege(1873),whichoccupiesalate17th-centurybuildingdesignedbythearchitectSirChristopherWren.IntheTudorperiodthebuilding'ssitewasoccupiedbyaroyalresidence.AlsointheboroughistheNationalMaritimeMuseum.Greenwichisfamousasthesiteoftheprimemeridian,or0°longitude,whichpassesthroughtheoldGreenwichObservatory.AlsoherearetheclippershipCuttySarkandtheGipsyMothIV,onwhichSirFrancisChichestermadeasolocircumnavigationoftheearth.Population(1991)211,141.
4.Greenwichmeridian
PrimeMeridian,themeridian,orlineoflongitude,thatisdesignated0°longitudeandfromwhichthelongitudeofallpointsonthesurfaceoftheeartharemeasured.ThemeridianpassingthroughtheoriginalsiteoftheGreenwichObservatoryinGreenwich,England,hasbeenrecognizedbyinternationalagreementsince1884astheprimemeridian.ItissometimescalledtheGreenwichmeridian.SeeLatitudeandLongitude.
5.GMT
GMT(GreenwichMeanTime),meansolartimeatthemeridianfromwhichtimeinotherzonesiscalculated.
6.latitudeandlongitude
LatitudeandLongitude,systemofgeometricalcoordinatesusedindesignatingthelocationofplacesonthesurfaceoftheearth.(Fortheuseofthesetermsinastronomy,seeCoordinateSystem;Ecliptic.)Latitude,whichgivesthelocationofaplacenorthorsouthoftheequator,isexpressedbyangularmeasurementsrangingfrom0°attheequatorto90°atthepoles.Longitude,thelocationofaplaceeastorwestofanorth-southlinecalledtheprimemeridian,ismeasuredinanglesrangingfrom0°attheprimemeridianto180°attheInternationalDateLine.
5.CapeHorn
CapeHorn(SpanishCabodeHornos),promontoryinsouthernChile,intheTierradelFuegoarchipelago,onHornIsland.ItmarksthesouthernmostpointofSouthAmericaandextendsintoDrakePassage,theAntarcticstraitconnectingtheSouthAtlanticandSouthPacificoceans.Therockyterrainofthecaperisestoaheightof424m(1,391ft).Storms,strongcurrents,andicebergsmakepassagearoundthecapeextremelyhazardous.Duringthetimeofsailingships,hundredsofvesselswerewreckedwhile“roundingthehorn.”TheDutchnavigatorWillemCornelisSchouten,thefirsttosailaroundthecape(1616),nameditforhisbirthplace,Hoorn,theNetherlands.
6.TheCapeofGoodHope
TheCapeofGoodHopeisaheadlandonthesouthwesterncoastofSouthAfrica,nearthecityofCapeTown.
7.TrueorFalsestatements
1)ItisquitepossibletohavethreeSundaysoccurringinoneweek.
2)Theearthrotatesaboutitsaxiscontinually,andtheperiodofacompleterotationisoneday.
3)Thereare24timebeltsonthesurfaceoftheearth.WhenitisnooninBeijing,thetimesinSydney,NewYorkandManchesterarealldifferent.
4)Ifyoutravelwest,youloseonehourforapproximatelyeverythousandmilesyougo.
5)Ifyoutraveleast,yougainonehourforapproximatelyeverythousandmilesyougo.
6)Iyoutravelaroundtheworldonce,youeitherloseorgain24hours.
II.Organizationofthetext
1.part1(para.1)---Thethemeisstatedclearly.RobertandKatetriedtogaintheirpointdirectlyandtheybegantosteertheconversation.
2.part2(paras.2-7)---Itisthefirststepinthesteeringoftheconversation.
3.2.part3(paras.8-15)---Itisthecrucialpartoftheconversation.
4.part4(paras.8-15)---Theoldmanwastrickedandtheyoungcouple’s
aimwasachieved.
III.TrueorFalse?
1.KateandthewriterinvitedKate’stwosailorfriendstohaveanidletalkwiththeiruncle.
2.Dr.DoubleL.DeewasnotafamilydoctoroftheRumgudgeonfamily.
3.CaptainSmithertoncircledtheCapeofGoodHopetwice.
4.Thewriter’sunclewasaneven-temperedoldman.
5.SometimesthreeSundaysdocometogetherinaweek.
6.CaptainPrattandCaptainSmithertonwerebothperfectlycorrectintheirclaimsabouttheirSundays.
7.Thereadersaswellastheoldmanaretrickedbytheirexplanation.
8.Theoldman,hisdaughterandthewriterwererightintheirclaimsaboutSunday.
IV.Languagepoints
Para.1
1.under/inthecareof
Sheleftthechildinthecareofaneighbor.
她把小孩留给邻居照看
Heleftthehousekeysinmycare.
他们要外出度假两周,所以将家里所有的宠物都留给邻居照料。
Astheyweregoingoutonholidayfortwoweeks,theyleftalltheirpetsinthecareoftheirneighbor.
·careof(c/o)由…转交
AddressmymailincareofMary./Addressmymailc/oMary
我的邮件请由玛丽转交。
2.getone’sconsent
Ihadtogetmymother'sconsentbeforeIwent.
我走之前需征得母亲同意。
Mary'sparentsrefusedtheirconsenttohermarriage.
玛丽的父母不同意她的婚事。
Theyoungcouplewon/obtained/hadtheconsenttotheirmarriageatlast.
·Agreementastoopinionoracourseofaction:
Shewaschosenbycommonconsenttospeakforthegroup.
大家一致同意她作选举人
consent,assent,agree,accede
Assentimpliesagreement,aswithastatementoraproposal,especiallywhenitresultsfromdeliberation指同意,如一个声明或建议,尤指有意得到的结果:
Theyreadilyassentedtooursuggestion.
他们迅速地同意了我们的建议。
Agreeandaccedearerelatedinthesensethatassenthasbeenreachedafterdiscussionoreffortsatpersuasion,butaccedeimpliesthatonepersonorgrouphasyielded,astotheinsistenceoftheother:
两词是在经讨论或劝说努力后达成协议,这一含义上有关联,但是accede指一个人或一组人由于另一方坚持做了让步:
Itwasnotpossibletoagreetoaproposalsoextraordinaryandunexpected.
不可能对这么不寻常的,难以预料的一个建议表示同意。
Inanevilhourthisproposalwasaccededto.
这个建议在这个不幸的时候获得同意。
Consentimpliesvoluntaryacquiescencetothedesireorproposalofanother:
指自愿地默认另一个人的建议或愿望:
Herparentsrefusedtoconsenttohermarriage.
她的父母亲拒绝默许她的婚姻。
Para.2
1.Whatismeantby“TheyhadcircleditinayearandcomebacktoEngland”?
ItmeantthattheyhadtraveledaroundtheworldforayearandnowhadjustcomebacktoEngland.
2.Whatisthemeaningof“…triedtogainourpointindirectly”?
Thephrasemeans“…triedtogetwhatweaimedat”-i.e.,totalkUncleRumgudgeonintobelievingthatthreeSundayscouldoccurinaweek,-inaroundaboutway.
3.Whydoesthewriteruse“up”inthesentence“…weinvitedthepairuptomeetmyuncle”?
Herethesentencemeans“weinvitedKate’stwosailorfriendstotheplacewherewewere,thatis,totheoldman’shome.”Ifupisomitted,themeaningofthesentencewillnotbeveryclear.
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