reading评优课VIP免费

Unit3ScienceversusnatureWhatdoesversusmean?•Itisusedwhendiscussingsportscompetitionorthelaw,whichmeansthattwoteamsorsidesareagainsteachother.ThematchtonightisChinaversusJapan.theproblemofpeaceversuswarToday,wewilldiscussanewtechnologycalled‘cloning’.Accordingtowhatyouhavelearntinbiology,doyouknow1WhatiscloningtechnologyCloningisproducinganexactcopyofaplantorananimalusingitsowncells.2.DoyouknowwhatisthefirstclonedmammalThesheepcalledDollyHello,I‘mDolly.Iamtheworld’sfirstclonedmammal.Picture-talkThefirstclonedmammalDollyandItsFather-IanWilmutThemule(骡）inthepictureistheworld’sfirstclonedmule.Itwasbornon4May2003.HisnameisIdahoGemandhisbrother,Taz,wasaracingmulethathaswonmanycompetitions.ThekitteninthepictureiscalledCc.Itsnameisfrom‘Copycat’.ScientistsintheUSAcreateditwithacelltakenfromitsmother,Rainbow.ItwasborninDecember2002.IwascreatedusingacellfromanadultcatJustcallmeNoel,OK?I’mAngel,inyourheartI’myourStar.Lovemeplease.Hi!I’mJoy.I’mhappy-go-luckyeveryday.I’mthebeautifulMaryThenameoftheclonedmonkeyisANDi.Itisfrom‘insertedDNA’speltbackwards.Itisthefirstgeneticallymodified（基因更改）monkey.ThetechnologyisdifferentfromthatusedforDolly.cloneBrainstorminggenegeneticgeneticallycellembryoorgansheepmammaltissuestemcellbiologycopycloningClonedFirstreading—MainideaSecondreading—UnderstandingscientifictermsThirdreading—DetailedinformationFurtherdiscussionHomeworkReadingstrategyReadingstrategyGothroughthereadingstrategy,andfindouthowtoworkoutthemeaningofthesescientificterms.Step1Step2.Step3Beginbyreadingthefirstandlastparagraphsforanideaofwhatthearticleisabout.Circleanywordsyoudonotknow.QuestionthingsyoudonotunderstandorthatdonotappeartomakesenseReadthroughthearticleafewtimes,andmakesenseofthescientifictermsuponfurtherreadings.Firstreading—MainideaRefertothereadingpassageandfindoutthemainidea.(Thereadingpassageismadeupofanewspaperarticleaboutcloningandtworeaders’letters.Wewillbegiveninformationabouthowcloningisbeingresearchedandthedifferentattitudestowardsit.)Let’sfindoutthemainideaofeachparagraghPara1Para2Para3Para4Para5Para6Anannouncementaboutthefirstclonedhumanembryocausedmuchdebate.ThefirstclonedmammalwasDolly.IanWilmutisshockedthatsomescientistsareconsideringcloninghumanbeings.Awomanwantstohaveaclonedbaby.Cloninghumanembryosisillegalinmanycountries,butsomescientistsstillwanttoclonehumanbeings.Chinesescientistscontinuetoresearchwaysinwhichcloningcanbenefitmankind.Secondreading—UnderstandingscientifictermsAskstudentstocircletheunfamiliarwordsorthingstheydonotunderstandwhilesecondreading.andmakegoodsenseofthearticle.•TrueorFalse•1.Peopleallovertheworldarehappyabouttheideaofcloninghumanbeings.•2.Dolly,thefirstclonedmammal,isexactlythesameasothersheep.•3.Accordingtothearticle,thescientistwhocreatedDollydoesnotagreewithcloninghumanbeings.•4.Cloningcanbeusedtocurediseasesbecauseitcanproducenewtissuesandorgans.•5.ColinJakeisagainstcloninghumans,justlikePaulineCarter.•6.Cloninghumanbeingsisillegalinmanycountries,sonoscientistswanttoclonehumanbeings.FNotallpeopleFTNotexactlyTFNotlikeFAfewscientistsReadingcomprehension:1.Theannouncementofsuccessfulhumanembryocloninghascausedmuchdebatebecause________.A.peoplestillhavenoclearideaabouttheresultsofhumancloningB.valuabletissuesandorganscanbeusedtosavehumansC.mankindisgoingtoproduceterriblemonstersD.peopleknowth...