大学英语三(综合教程)第456单元VIP免费

大学体验英语三（综合教程）Unit4CloningandEthicsListenandTalkLeadinThenewsthatasheepinScotlandhasbeensuccessfullycloned1);.Whatgoodwoulditbetoclonehumans?WhatwouldIdowithacloneofmyself?Then2)thatIcouldhavemyclonegointoworkformewhileIwentouthiking,biking,skiing,etc.!Ireallycouldbeintwoplacesatonce.Butwaitaminute.Ifthat'swhatIwoulddowithmyclone,howdoIknowthatI'mnotaclonemyself?Whatifthe3)hadhimselfclonedandsenttheclone(thatis,me)intodohisworkforhim?Thisexplainsalot:—allthosemysteriouschecksIfindinmy4)everymonth(withmysignature)butdon'trememberwriting,—whymywifedoesn'tseemtonoticewhenI'vebeenoutoftown,—allthosetrafficticketsIhavetopaybutswearIneverreceivedinthefirstplace.—whymyfriendssaythingslike,"IthoughtIsawyououtskiinglastweek,"whenIknowIwasatwork,—whyIkeepgettingfinesfor5)atthelibrary,whenIonlycheckoutCD's,—the6)tomycreditcard(theonewithmypictureonit)fromLondon,Paris,NewYork...Icanonlyhopetheoriginalmenevergetssentencedtoprison.Key:1.gotmewondering;2.ithitme;3.originalme;4.bankstatement;5.overduebooks;6.unexplainedchargesPassageA:NotNow,Dr.Miracle2.Answerthefollowingquestionswiththeinformationfromthepassage.1)WhyisAntinoricalledDrMiracle?Bypracticingthemostadvancedreproductivebiologicaltechniquestotreathispatients,hehasworkedalotofmiracles.Nowworkingoncloning,heischallengingthebiologicallimitsandstrivingforanothermiracle.2)Howdoyouunderstandtheauthor'sstatementthat"DrMiracleandhiscolleaguesaretakingonehellofarisk"?Thissentenceactuallymeansthatwithsomanysocialandtechnicalproblemsunsettled,theoddsareagainstAntinoriandhiscolleagues.Iftheyfail,peoplemaylosetheirconfidenceincloning,andevenscienceasawhole,whichisrathercatastrophic.3)Withsomanyproblemsunsolved,shouldthetechnologyofcloninghumansbeprohibitedbythegovernmentaccordingtothepassage?Why?No.Theauthorthinkspassingabanoncloninghumanswilljustdriveitundergroundratherthanputtinganendtoit,whichismoredangerous.4)What'stheauthor'sattitudetowardcloning?Theauthorbelievesthatcloningshouldbeallowedinsomespecialcasesasafertilitytreatmentbutthescienceisnotreadyforitandtheresearchstudyshouldberegulated.5)Wouldyouliketohaveaclonedbrotherorsister?Why?Open3.Choosethebestanswertoeachquestionwiththeinformationfromthepassage.1.Theauthor'spurposeinwritingthepassageistotellusthat______.A)theresearchoncloninghumansshouldbecarriedouttohelpinfertilecouplesB)regulationsshouldbemadetodirectthescienceofcloninghumansintotherighttrackC)theresearchoncloninghumansshouldnotbeconductedsorecklesslyD)Antinoriisagreatscientistwhopushesreproductivebiologytothelimits2.Bysaying"Vaticanisnofanofhisscience",theauthorimpliesthat______.A)VaticanhasnointerestinmedicalscienceB)VaticanisagainstAntinori'scloningplanC)VaticanrefusestoacceptAntinoriasaCatholicD)VaticanisinfavorofIVFtreatment3.Thephrase"roundingon"(line1,Para.3)mostprobablymeans______.A)supportingB)surroundingC)criticizingD)thinkingof4.Intheauthor'sview,therealproblemofcloninghumansisthat______.A)secretexperimentsoncloningarebeingcarriedonB)itleadstocomplexmoralargumentsC)eventhescientificcommunitycannotreachanagreementD)cloningscienceisnotadvancedenough5.SeverinoAntinoriisthoughtofasbeingdangerousprobablybecause______.A)hetriestochallengethebiologicallimitstocombatinfertilityB)herefusestosayanythingabouttheirresearchbaseC)heofferstohelpthecoupleswhocannothaveababyD)heclaimstheCatholicfaith,butbe...