高中英语 Unit 2 Cloning Using language课件 新人教版选修8.ppt

usinglanguage resistmerelydecorationunablezebra vt 抵抗 对抗adv 仅 只 不过n 装饰adj 不能的 不会的n 斑马 argumentaloudreasonableobtain n 论据 论点 争论adv 大声地 出声地adj 合情理的 讲道理的 公道的vt 获得 得到 fromtimetotimebringbacktolifepayoff 不时 偶尔使复生取得好结果 取得成功 赔清 克隆的进展 蛙 1962年 未成功绵羊 1996年 多利 dolly 猕猴 2000年1月 tetra 雌性猪 2000年3月 5只苏格兰ppl小猪牛 2001年 alpha和beta 雄性猫 2001年底 copycat cc 雌性 小鼠 2002年兔 2003年3 4月分别在法国和朝鲜独立地实现 骡 2003年5月 爱达荷gem 雄性 6月 犹他先锋 雄性鹿 2003年 dewey马 2003年 prometea 雌性狗 2005年 韩国首尔大学 史纳比 pleaseenjoysomepicturesaboutdinosaurs 霸王龙 剑龙stegosaurs 角龙ceratopsids 雷龙brontosaurus 翼龙pterodactyl readingthereturnofthedinosaurs 1 thewriterofthetext a isexcitedbythepossibilityofcloningfierceandextinctanimalsb believesthatextinctanimalscanbebroughtbacktolifebycloning readthepassageandthenchoosethecorrectanswerstothebelowquestions c thinksitimpossibleorunsuitabletocloneextinctanimalslikedinosaursd dreamsofdinosaursreturningtotheearth 2 thefilmjurassicparkispopularbecause peopleareinterestedinthesubjectofcloningb alltheactorsaredinosaursc itwasdirectedbyascientistwhoclonesdinosaursd itprovesveryinteresting 3 whichofthefollowingistrue micewereclonedin1981 b dollythesheepwasthefirstclonedanimal c thenameoftheclonedcowis bison d chinawassuccessfulincloningmammals 4 thereasonswhyagroupofclonedanimalsalldieofthesameillnessdonotinclude a theyhavethesamearrangementofgenesb thereisn tenoughdiversityinthegroupforittoovercomeillnessesc theillnessisanewoned theirarrangementofgenescannotresistthatnewdisease 5 wecaninferfromthetextthat a scientistsareexperimentingtoclonedinosaursb dinosaurswillneverreturntotheearthc clonedanimalswillonlyliveinthezood thednaofdinosaurscanonlysurvive10000year readthepassageagainandanswerthequestions 1 whyshouldn tyoucloneanextinctanimalunlessthereisenoughdiversityinthegroup therewillnotbeenoughgeneticvariationinthegrouptobeabletoresistnewillnesses 2 whyisitwrongtocloneanextinctanimalifitwouldhavetoliveinazoo itisnotagoodideatocloneananimalthatwouldhavetoliveinazoobecauseitisnotasuitablehabitattodevelopandincreaseitsnumbers thezooisnotanaturalenvironmentforawildanimal 3 whycan tyouclonethednaofanimalsthathavebeenextinctlongerthan10 000years thednaofanimalsmorethan10 000yearsoldisnotsuitableforcloning foritcan tsurvivesolong discussion maythebestanimalwin nowinpairsdiscusswhichextinctanimalsdescribedbelowareworthrestoringbymeansofcloning chooseoneandusetheinformationtohelpyouarguewhythisanimalshouldberestoredtotheearth auroch 1627 largewildcattle longhornsandhair hairgoodformakingintoclothes horncanbeusedfordecoration needgrasslands dodobird 1755 unabletofly friendlyandnotharmful largeeggsandtastymeatthatcouldbedevelopedforfood needshotclimate greatauk 1844 verylargebirdthatcannotfly livesbyandinthesea feathersdonotabsorbwater usefulforprotectingclothesfromwater quagga 1883 skinlookslikeazebra canbeusedfordecoration meatverytasty needswarmclimate languagepoints 1 fromtimetotimepeoplesuggestthattheanimalsthathavedisappearedfromtheearth likedinosaurs canpossiblybebroughtbacktolifethroughcloning 人们时常设想从地球上消失的动物 例如恐龙 有可能通过克隆技术使它们复活 fromtimetotime有时 间或 偶尔 occasionally nowandthen hecomesherefromtimetotime 他时常到这儿来 thecarmanufacturerschangedthecarmodelsfromtimetotime 汽车制造商不时地改变车的型号 将下列句子译成英语 1 他有时变得很没有道理 2 他们有时吵架 hebecomesquiteunreasonablefrom theyquarrelfromtimetotime timetotime bringbacktolife使复生theyusedartificialrespirationtobringtheswimmerbacktolife 他们用人工呼吸使游泳者苏醒过来 anywayhewasdead wecouldnotbringhimbacktolife 横竖他死了 我们不能使他复生 bringbacktohealth恢复健康 2 butotherswillsurviveandpassontheabilitytoresistthatdiseasetotheirchildren 其他的将存活下来并传递给其后代抵抗这种病的能力 resist作及物动词主要有三个义项 抵抗 对抗 抵挡 防止 与cannot couldnot连用 无法抗拒 无法抵挡 theyresistedtheattack 他们抵抗那次攻击 sheresistedbeingcarriedoff 她拒绝被带走 shecouldnotresistthetemptation 她无法抗拒那项诱惑 1 thepopularityofthefilmjurassicpark inwhichascientistclonesseveraldifferentkindsofextinctdinosaurs proveshowinterestedordinarypeopleareinthesubject 长难句分析 电影 侏罗纪公园 的欢迎证实了普通人对这一话题是多么感兴趣 在该电影中一位科学家克隆了几种不同的恐龙 inwhich引导定语从句 how引导宾语从句 2 itisuselesstocloneananimalifthereisnotenoughdiversityinthegroupforittoovercomeillnesses 该群中如果没有足够的多样性使它克服疾病 克隆动物就没有用 当动词不定式 动名词或从句作主语时 通常把它们放在谓语之后 而用it作句子的形式主语 3 diversityinagroupmeanshavinganimalswiththeirgenesarrangedindifferentways 群中的多样性指的是拥有基因排列方式不同的动物 withtheirgenesarrangedindifferentways作定语 indifferentways以不同的方式 listeningandspeaking iscloningcruel listenandseewhetheryouagreewithxiaoqingormary 1 readthesestatementsbeforelistening tickthosethatyouhear cloningwillbringdeadpetstolife therewere627experimentsbeforedollywassuccessfullyclone cloningmayproducemedicineorevenorgansofahumanbodytocureseriousillnesses dollywas middle aged whenshewasborn soyourgrandmotherwouldbeabletostartherlifealloveragainandlivetoanoldage 2 listentothetapeagainandthenworkwithapartnertofillinthechart 1crueltoanimals 1scientistsaredoingawonderfuljob 2makesthemdounnaturalthings 2maybringbackextinctanimals 3itisa deadend 3problemsbecauseitisanewscience 4clonebornatageof mother 4scientistsneedencouragement 5weakensthespecies 5itmayprovidemedicineforillnesses listeningtext iscloningcruel xiaoqingandmarybrownarediscussingwhethercloningiscrueltotheanimals mb xiaoqing doyouthinkcloningiscruel xq whatdoyoumeanbythat thescientistsaredoingawonderfuljobandsoontheymaybeabletobringbackextinctanimalsorevenpeople sfavouritepetsbacktolife mb yes qing iknow butdoesn tthatseemstrangetoyou isitworthit ittook276experimentsbefore dollywassuccessfullycloned thinkofallthoselivecellsandeggsthatdiedinorderfordollytobeborn idon tapproveofthat xq butmary bereasonable isn titalwayslikethatwithanewscience thisisthewayyoulearntodo thingsbetter it sjustthatthisonedealswithlivingthings mb isupposeso buttheymaketheanimalsdounnaturalthings onepoorcowwasmadetogivebirthtoabison whatwasthepoorcreaturetothinkwhenissawitsbaby xq idon tquiteunderstandwhysomanypeopleareagainstcloning ithinkthescientistsneedalittleencouragement theyhavedonesomeamazingthingsandthinkofthebenefits producinganimalsthatareanexactcopyoftheoriginalmayhelpmedicalscienceproduce medicinesorevenorgansforseriousillnesses mb yes i veheardallthat iagreewithitbutidon tagreewiththemethods idon tthinkcloningisgoodfortheanimals xq whynot mb well ithinkit sadeadend dollythesheepwas middle aged whenshewasbornbecauseherdnacamefromamiddle aged mother cloningyourgrandmotherwouldmeanthenewbabystartedlifeasanoldlady xq areyousure ineverthoughtofthat mb anditalsoweakensthespecies clonesm