新编英语教程Book4Unit10.docx
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新编英语教程Book4Unit10.docx
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新编英语教程Book4Unit10
UnitTen
Lead-in
1.MovieClip
2.Quotes
1.MovieClip
Watchthemovieclipandanswerthefollowingquestions.
1.WhatcantheRePetdo?
Itcanclonepetsforpeopleaftertheirpetsdie.
2.Whydoesthemanworryaboutthecloningofhisdaughter’sdog?
Becausehedoesn’tknowwhetheritwillbesafeforherdaughtertostaywithalargeclonedanimalwithsharpteeth.
Discussion:
Ifyourpetdogorcatdied,wouldyoucloneit?
Whyorwhynot?
(Thisisanopenquestion.)
Script
(FromTheSixthDay)
-Hey,buddy,wakeup.Wakeup.We’rehere.WoodlandMall.
-Oh,Iwasasleep.
-WelcometoWoodlandMall.Over1,200retailoutletstoserveyou.Foodcourt,groundlevel.MegaplexTheater,16thlevel.
-Stopthecloning.SaynotoRePet.Stopthecloning.SaynotoRePet.Stopthecloning.Itsavedyoursoul,man.Goddoesn’twantyoutogointhere.
-ThenGodshouldn’thavekilledmydog.
-Atheist.
-Wecancloneyourfour-leggedlovedoneinjustafewshorthours.Howcanwedoit?
Itallbeginswiththegrowingof“blanks”.AnimaldronesstrippedofcharacteristicDNAinembryonictanksattheRePetfactory.Instagetwo,yourpet’sDNAisextractedfromalockoffuroradropofblood,andtheninfusedonacellularlevelintotheblank.Inthefinalstage,usingRePet’scerebralsyncordingprocess,allyourpetsthoughts,memoriesandinstinctsarepainlesslytransplantedviatheopticnerve.
-Stillcan’tmakeupyourmind,huh?
Youlostadog,right?
-Yes,mydaughter’s.
-Whataheartbreak.
-Whatdidyousaywashisnameagain?
-Oliver.
-Well,Oliver’sinluck,becausewe’rehavingaspecialthisweek,20percentoff.
-WhendidOliverdie?
-Sometimethismorning.
-Oh,that’sperfect.Wecandoapost-mortemsyncording,butyougottoactfastbecausethere’sa12-hourwindowondeceasedbrains.
-Ihaveaproblemwiththewholeidea.Supposethecloneshavenosoulorthey’redangerous?
-Clonepetsareeverybitassafeasrealpets.Plus,they’reinsured.
-Ifit’ssosafe,thenwhyisitagainstthelawtoclonehumanbeings?
-Becausethehumanbrainismuchtoocomplicatedtosyncord.Yourememberthatexperimenttheydid?
That’swhyitdidn’twork.Nowit’sillegaltoeventry.Butwithpets,it’satotallyproventechnology.YourRePetOliverwillbeexactlythesamedog.He’llknowallthetricksyoutaughthim…wherethebonesareburied…Hewon’tevenknowhe’saclone.AnddidImention…they’reinsured.
-Idon’tcareaboutinsurance.IcareifIcantrustmydaughterwithalargeanimalwithsharpteeth.
-Wecanmakehimsmaller,ifyouwant.Withsofterteeth.
-Youcan?
-Wecanevencolor-coordinatehimtomatchyourdecoratingscheme.
-Sim-Pals,thebestfriendmoneycanbuy.
-Letmethinkaboutthat.
-Who’sfuntobewith.Treatyourkids...
-Look,Imightbeback.
2.Quotes
Readthefollowingquotesandtellyourclassmateswhichoneisyourfavorite.Stateyourreasons.
Themostexcitingphrasetohearinscience,theonethatheraldsthemostdiscoveries,isnot“Eureka!
”(Ifoundit!
)but“That’sfunny...”
—IsaacAsimov
Afactisasimplestatementthateveryonebelieves. Itisinnocent,unlessfoundguilty. Ahypothesisisanovelsuggestionthatnoonewantstobelieve. Itisguilty,untilfoundeffective.
—EdwardTeller
ResearchiswhatI’mdoingwhenIdon’tknowwhatI’mdoing.
—WernherVonBraun
Sciencedoesnotknowitsdebttoimagination.
—RalphWaldoEmerson
Allofthebiggesttechnologicalinventionscreatedbyman—theairplane,theautomobile,thecomputer—sayslittleabouthisintelligence,butspeaksvolumesabouthislaziness.
—MarkKennedy
Moderntechnology
Owesecology
Anapology.
—AlanM.Eddison
Ithasbecomeappallinglyobviousthatourtechnologyhasexceededourhumanity.
—AlbertEinstein
Onemachinecandotheworkoffiftyordinarymen. Nomachinecandotheworkofoneextraordinaryman.
—ElbertHubbard
Technologicalprogresshasmerelyprovideduswithmoreefficientmeansforgoingbackwards.
—AldousHuxley
Text
I.TextI
1.Pre-ReadingQuestions
2.TheMainIdea
3.BackgroundNote
4.Text
5.CommentsontheText
6.Exercises
II.TextII
1.Text
2.Comprehension
TextI
1.Pre-ReadingQuestions
YouprobablyhavealreadyheardofDolly,theworld’sfirstclonedsheepin1997,andyoumayalsohaveseenfilmsdepictingthehorribleclonedanimals/humansthatbroughtdevastatingeffectstotheworld.AccordingtoCollinsCOBUILDEnglishDictionary,thewordabductisdefinedas“Ifsomeoneisabductedbyanotherperson,heorsheistakenawayillegally,usuallyusingforce.”Whenthiswordiscombinedwithcloning,whatdoesitconjureinyourmind?
Foryourreference
Thisisanopenquestion.Exerciseyourimaginationanddiscusswithyourclassmates.
2.TheMainIdea
Readthetextrapidlyoncetogetthemainidea.Trytodividethetextintosensiblepartsandgetthemainidea(s)ofeachpart.
Foryourreference
Answers:
Part1(Paragraph1):
Ashortlead.
Part2(Paragraph2):
Theclaimoftheworld’sfirstclonedhumanstirredalotofcommotion.
Part3(Paragraphs3-6):
Theclaimabductsthecloningdebatesandpushespeopletoatotalbanoncloning,whichmayharmthelegitimatemedicalresearchthatcouldcuremillionsofpatients.
Part4(Paragraphs7-9):
Society’sreactiontotheclaim(demands,challenges)anditsimpactalreadyseen.
Part5(Paragraph10):
Weshouldaddresstheproblemsconcerningcloningwithamorereasonableattitude,withnofearordistortion.
3.BackgroundNote
cloning
Cloning istheprocessofcreatinganidenticalcopyofanoriginal.A clone inthe biological sense,therefore,isasingle cell (like bacteria, lymphocytes, etc.)ormulti-cellular organism thatis genetically identicaltoanotherlivingorganism.Sometimesthiscanreferto“natural”clonesmadeeitherwhenanorganism reproducesasexually orwhentwogeneticallyidenticalindividualsareproducedbyaccident(aswith identicaltwins),butincommonparlancethecloneisanidenticalcopybysomeconsciousdesign.
4.Text
AbductingtheCloningDebate
Wethinkofscienceasacleanandlogicalplacewhere,withtherightskillsandinstruments,youcanseetheworldinagrainofsand.Sowhathappenswhenyoucrosssciencewithacircusfullofclownsandtricksand
(1)gaudylights,whereeverythingisforsaleandnothingisforreal?
ThesciencecircuscomestotownwhenagroupliketheRaeliansclaimstobecloningchildren,announcingonearrivaljustintimetofilltheholidaynewsvacuum.Thenewscameasashockbutnotmuchofasurprise.Itwasonlyamatteroftimebeforeoneoftheteamsracingtoproducethefirsthumancloneeithersucceededorjustdecidedtoclaimithad.ChemistBrigitteBoisselier,presidentofthebiotechcompanyClonaid,isamemberoftheOrderofAngelsoftheRaelianreligiouscult,whoseprophetRaelsays4-ft.-tallgreenspacealiensvisitedhim30yearsagoinaFrenchvolcanoandrevealedthatallofusaredescendedfromtheclonestheyplantedhere25,000yearsago.WithherannouncementofamiraclebabynamedEveandthegroup’ssubsequentclaimofasecondclonedbirth,themostimportantdebateinmoralsandmedicineisdeliveredintosuchhandsto
(2)mangle.
Activistswhoarguepassionatelyovertheethicsofcloning,andresearchon(3)embryosingeneral,foundthemselvesunitedintheirdisgust.WhenhesawtheRaeliansonTV,saysArthurCaplan,directoroftheCenterfor
(1)BioethicsattheUniversityofPennsylvania,hethought,“Preposterousannouncementbykooks.”Buthealsofeltdespair,asdidmanyscientistswhobelievethattheonlywaythemostmorally(4)intricateresearchcanproceedisbykeepingitawayfrom(5)charlatans.“Iknewtheywouldhaveaverydamagingimpactonthecloningdebate.First,theywouldjustplainscarepeople,”Caplannotes.“TheRaeliansarenotthepictureyouwantinpeople’smindswhentheywritetheirCongressmanaboutcloning.”
(2)Andwritetheywill,asCongressreturnstowrestlewith(3)wheretoerectthe(6)guardrailsaroundnewreproductivetechnologies.Thereisanear(7)consensusforoutlawingwhattheRaeliansclaimtobedoing—cloningoneperson’scellsinordertogrowageneticreplica—onthegroundsthattherisksaretoogreatandthemoralcoststoohigh.Butsofar,nonationalbanhasbeenpassedbecauseafiercedebatestillsurroundsotherformsofresearchthatborrowsomeofthesametechniques.Supportersof“therapeuticcloning,”inwhichembryosareclonedtoharvesttheirstemcellsbutnevergrownintoababy,arguethattheseprimitivecells,whichcanturnintoanykindofcellinthebody,mayholdthesecrettocuresfor(4)Parkinson’s,(5)Alzheimer’sandotherdiseases.“Ofcourse,allsociety—fromscientiststopoliticians—isagainsthumanreproductivecloning,”assertsDr.RobertLanza,medicaldirectorofAdvancedCellTechnology,abiotechfirmin(6)Worcester,Mass.,thathasledthewayincloninghumanembryosfor(7)stem-cellresearch.“Noonewantstosee100copiesofMadonnaorMichaelJordan.Butitwouldbetragicifthisoutragespillsoverintolegitimatemedicalresearchthatcouldcuremillionsofpatients.”
Itisharderforthebiotechcompaniestoargueforcompromiseinaworldwheretheworstcasescenarioisgettingalltheattention.TheRaeliansaretothelabsofAmericawhatEnronwastothe(8)boardrooms,a(8)rebuketothe(9)premisethatsciencecanbeself-policing.“Ifyouallowembryocloninginresearchlabsbecauseofitssupposedgreatpotential,”arguesRepresentativeDaveWeldon,RepublicanfromFloridawhodidresearchin(9)moleculargeneticsingraduateschool,“you’regoingtohavealltheselabswithalltheseembry
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