Unit2Unit2UsingLanguage1.Doyouknowanythingaboutdinosaurs?2.Haveyoueverseenthefilm

JurassicPark?Thereturnofthedinosaurs?Enjoysomepicturesaboutdinosaurs.暴龍tyrannosaurus劍龍stegosaurs角龍ceratopsids翼龍pterodactyl雷龍brontosaurusDoestheauthorbelievethedinosaurscanbecloned?SkimmingThewriterofthetext______.A.isexcitedbythepossibilityofcloningfierceandextinctanimalsB.believesthatextinctanimalscanbebroughtbacktolifebycloningC.thinksitimpossibleorunsuitabletocloneextinctanimalslikedinosaursD.dreamsofdinosaursreturningtotheearthAnswerthefollowingquestions:1.Whyshouldn’tyoucloneanextinctanimalifthereisn’tenoughdiversityinthegroup?

Therewillnotbeenoughgeneticvariationinthegrouptobeabletoresistnewillnesses.

2.Whyisitwrongtocloneanextinctanimalifitwouldliveinazoo?Itisnotagoodideatocloneananimalthatwouldliveinazoobecauseitisnotasuitablehabitattodevelopandincreaseitsnumbers.Thezooisnotanaturalenvironmentforawildanimal.1.ThefilmJurassicParkispopularbecause_____.A.peopleareinterestedinthesubjectofcloningB.alltheactorsaredinosaursC.itwasdirectedbyascientistwhoclonesdinosaursD.itprovesveryinterestingChoosethebestanswers.2.Whichofthefollowingistrue?____Micewereclonedin1981.B.Dollythesheepwasthefirstclonedanimal.C.Thenameoftheclonedcowis“Bison”D.Chinawassuccessfulincloningmammals.3.ThereasonswhyagroupofclonedanimalsalldieofthesameillnessdoNOTinclude____.A.theyhavethesamearrangement ofgenesB.thereisn’tenoughdiversityinthe groupforittoovercomeillnessesC.theillnessisanewoneD.theirarrangementofgenescannotresistthatnewdiseaseFillintheblanksaccordingtothetext.PeopleinterestedinNotonlyfilmmakersbutalso______________._______foritsimpossibilityPerfectDNAisneeded.Thereisnotenough________inthegroup.A(n)______________wouldbeneededfortheclonedextinctanimals.ordinarypeopleReasonsdiversitysuitablehabitat__________Thechanceofdinosaursreturningtotheearthis______________.merelyadreamConclusionWecaninferfromthetextthat_____.A.scientistsareexperimentingtoclonedinosaursB.dinosaurswillneverreturntotheearthC.clonedanimalswillonlyliveinthezooD.theDNAofdinosaurscanonlysurvive10000yearPost-readingTrueorfalseaccordingtothetext.Scientistsarestillexperimentingwithcloningmammalsbecausetheythinkitcanmakemoney.Theanimalsthathavedisappearedfromtheearth,likedinosaurs,canbebroughtbacktolifethroughcloning.Ifwecancloneanyextinctanimals,weshouldletthemliveinazoo.FFFOtherswillsurviveandpassontheabilitytoresistthatdiseasetothenextgeneration.其他的將存活下來并傳遞其后代抵抗這種病的能力。單詞講解resistvt.抵制,抵抗resistancen.抵抗,反抗;抵抗力;耐性resistantadj.抵抗的;防……的；resistern.抵抗者resistibilityn.可抵抗性；抵抗力[常用搭配]resiststh./doingsth.抵制某事/做某事can’tresiststh./doingsth.禁不住某事/做某事resisttheenemy/temptation抵抗敵人/抵制誘惑根據(jù)漢字提示完成句子。1)Wearedeterminedtostayand______________(抵抗敵人).2)Tom________________________(忍不住開玩笑)abouthisstrangehairstyle.3)Quiteafewpeopleinpower______________________________(抵制不住金錢的誘惑)anddisobeythelaw.can’tresistthetemptationofmoneyresisttheenemycouldn’tresistplayingjokes1.ThepopularityoffilmssuchasJurassicPark,inwhichascientistclonesseveralkindsofextinctdinosaurs,proveshowtheideastruckamixtureoffearandexcitementintopeople’shearts.長難句分析在《侏羅紀(jì)公園》這部電影中,有一位科學(xué)家克隆了好幾種不同的絕種恐龍。類似這樣的電影很受歡迎,證明了這一想法使人們感到既興奮又恐懼。________引導(dǎo)定語從句,____引導(dǎo)賓語從句。inwhichhow2.Fromtimetotimepeoplesuggestthatextinctanimalslikedinosaurs,canpossiblybebroughtbacktolifethroughcloning.人們時(shí)常設(shè)想滅絕的動(dòng)物,例如恐龍,有可能通過克隆技術(shù)使它們復(fù)活。fromtimetotime有時(shí),間或,偶爾,=occasionally,nowandthen。3.Diversityinagroupmeanshavinganimalswiththeirgenesarrangedindifferentways.群中的多樣性指的是擁有基因排列方式不同的動(dòng)物。withtheirgenesarrangedindifferentways______,indifferentways以不同的方式。作定語baseon/upon以……為基礎(chǔ),依據(jù)其結(jié)構(gòu)為:basesth.on/upon

sth.isbasedon/upon4.Basedonwhatweknownow,youcannotcloneanimalsthathavebeenextinctlongerthan10000years.據(jù)我們現(xiàn)在所知,絕種一萬年以上的動(dòng)物不能克隆。Maythebestanimalwin!

Whichextinctanimalsareworthrestoringbymeansofcloning?Lookatthetableonpage16andlookforsomeinformationontheinternettohelpyouandchooseoneofthemtotalkwithyourpartner.DiscussionWhenyouhavebothagreedononeanimal,makealistofyourreasonsforrestoringit.Writeashortreportgivingyourreasonstopersuadeotherpeople.Youcanuseotherinformationyouacquire.Lookatthelistofthereasonsandbenefitsofbringingthedodobacktolifeonpage17.Animaltesting,alsoknownasanimalexperimentationoranimalresearch,istheuseofnon-humananimalsinexperiments.ListeningIscloningcruel?Thinkofyourpointofviewandtalkwithyourpartner.XiaoQingandRachelarediscussingwhethercloningiscrueltoanimalsornot.ListenandseewhetheryouagreewithXiaoQingorRachel.IfyouwanttospeakfluentEnglish,youneedtolistencarefullytonativespeakerssothatyoucanunderstandthem.Youmightfindthishardatfirstbutitpaysoffwhenyoucometospeak.Itwillimproveyouraccentandcorrectmistakesinyourgrammar.Meanwhileyouwillobtainalotofinformation.LearningTipSoimproveyourconfidenceandyourspeakingabilitybylisteningtonativespeakers’recordingsoverandoveragain.Repeatwhattheysayourloud.Themoreyoudothis,themoreyouwillfindyourselfbecomingcomfortablewiththesoundofthelanguage.1.Readthesestatementsbeforelistening.Tickthosethatyouhear.①Cloningwillbringdeadpetstolife.②Therewere627experimentsbeforeDollywassuccessfullycloned.③Cloningmayhelpcureseriousillnesses.④It’sadeadend.⑤Dollythesheepwas“middle-aged”whenshewasborn.⑥Soyourgrandmotherwouldbeabletostartherlifealloveragainandlivemuchlonger.2.Listentothetapeagainandthenworkwithapartnertofillinthechart.Rachel’sideasaboutcloningXiaoQing’sideasaboutcloning1crueltoanimals1scientistsaredoingawonderfuljob2makestheanimalsdounnaturalthings

2maybringpeople’s favouritepetsback tolifeMary’sideasaboutcloningXiaoQing’sideasaboutcloning4weakensthespecies4itmayprovidecuresforseriousillnesses3itisa“deadend”3problemsbecauseitisanewscience3.Whoseideasdoyouagreewith?Getreadytohaveaclassdiscussion.Thinkaboutthereasonsforyourpointofview.Useyourownideasaswellasthoseinthetext.Theexpressionsbelowmaybehelpfultoyou.That’sagoodidea.Isupport…because…Iagreewith…because…That’sagreatidea!Yourargumenthasconvincedmebecause…Yourideassoundveryencouragingtome.Icannotacceptyourargumentbecause…No,Ican’tagreewith…because…Howcanyoubelievethat?Iwouldliketoagreewithyoubut…Idon’tcareforyourideasbecause…No,thatisnotreasonablebecause…SampledialogueXIAO:Iagreewithanimalscloning.I thinkwemustbesafesoanimals areneededtotestthingsfirst.LEI:No,Ican’tagreewiththatbecauseanimalsar