高考英语第一轮总复习 人教版选修 8 Unit 2 课件.ppt

选修8,Unit2Cloning,考点要求,写出下列必考单词1.仅，只，不过adv._2.立刻，不久adv._3.缺点，不利条件n._4.直接的，坦率的adj._5.突破n._6.程序，步骤n._7.假定，设想n._8.任意的adj._9.媒介，手段（pl.）n._10.最初的，开始的adj._11.必须做的，强迫的adj._12.保守的，守旧的adj._,merelyshortlydrawbackstraightforwardbreakthroughprocedureassumptionarbitrarymediainitialcompulsoryconservative,.写出下列单词的变化形式1.有区别(v.)_；差异(n.)_；不一样的(adj.)_2.宾语；物体(n.)_；反对;抗议(v.)_；反对(n.)_；客观的(adj.)_3.装饰(v.)_；装饰（n.）_4.修改;纠正(v.)_；准确的;得体的adj._；不准确的(adj.)_5.法规;条例（n.）_；有规律的;定期的(adj.)_；不规则的(adj.)_,differ,;difference,different,object,object,objection,objective,decorate,decoration,correct,correct;,incorrect,regulation,regular,irregular,6.商业;贸易(n.)_；商业的；贸易的(adj.)_7.禁止；不准v._；(过去式)_；(过去分词)_,commerce,commercial,forbid,Forbade/forbad;,forbidden,活学活用用所给单词的适当形式完成句子。1.In_respects,French_fromEnglish.(difference)2.Mymain_totheplanisthatitwouldbetooexpensive.(object),3.Amanwith_habitsoftensleepsas_asclockwork,neithertoolatenortooearlyandalwaysobeysthe_.Atthesametimehisownbelongingsarealways_wellbyhim.(regular)4.Hisnovelsarewellwrittenand_aswell.(commerce)5.Theboyhoped_themistakesinhishomeworkhimself,buthedidn，tknowwhichis_andwhichis_,sohehadtoturntohismotherforhelp.(correct),答案：1.different;differs2.objection3.regular;regularly;regulations;regulatedmercial5.tocorrect;correct;incorrect,.翻译下列必背短语1.使沮丧_2.赞成_3.一定，注定_4.适合于的,适当_5.使复生_6.得到好结果，取得成功；偿清_7.反对_8.使刻骨铭心_9.对有巨大影响_10.状况良好（坏）_,castdowninfavorofbeboundto(do)beappropriateto(for)oone，shearthaveagreatimpactoningood/poorcondition,活学活用根据括号中的解释，从课文中找出恰当的短语完成下列句子。1.Didyourplan_（bringgoodresults）?2.Anyonewouldbe_(feelingunhappyanddepressed)bysuchnews.3.Itissaidthatthedoctorisableto_thedying.4.You，vedonesomuchworkthatyou_(besure)passtheexam.5.Youshouldwriteinastylewhich_(besuitablefor)yoursubject.,6.I_(notagreeto)yourplanbecauseitwillcosttoomuchmoney.7.Yourstayingupsolatewill_(affectgreatly)yourhealth.,答案：1.payoff2.castdown3.bring.backtolife4.areboundto5.isappropriateto6.objectto7.haveagreatimpacton,.单元重点动词,undertakeobtainattainaccumulateretirebotheradorediffercastforbidstrikeresist,活学活用用上述动词的适当形式填空。1.Knowledge_throughpracticeisunforgettable.2.Children_toseethisfilm.3.Tomis_nextmonthandheplanstovisitfamouscitiesintheworld.,4.Shefoundtherewasnopoint_arrestasshewassurroundedbypolicemen.5._bythemostbeautifulgirloftheuniversity,Bobfelthewasthehappiestboyintheworld.,答案：1.obtained2.areforbidden3.toretire4.resisting5.Adored,V.重点句型ThencamethedisturbingnewsthatDollyhadbecomeseriouslyill.（P12）接着传来了令人烦扰的多莉病重的消息。剖析：这是一个完全倒装（主谓倒装）的倒装句。主语被放到谓语came的后面。当主语名词（如news,word）含有一个同位语从句时,由于主语过长，通常将主语放在谓语动词之后。同时,here,there,now,then,in,away,up，down等副词置于句首时也用完全倒装,谓语动词常用be,come,go,lie,run。,活学活用模仿造句。(1)一大早就传来了中国队击败日本队的消息。_came_thattheChineseTeamdefeatedtheJapaneseTeam.(2)他被中山大学录取的消息终于传来了。_,答案:(1)Earlyinthemorning,thenews(2)FinallycamethenewsthathehadbeenadmittedtoZhongshanUniversity.,.语篇领悟根据课文Cloning:WhereIsItLeadingUs完成下列短文Cloningisawayof1(make)anexactcopyofanotheranimalandplant.2hastwomajoruses.Oneis3gardenersuseittoproducecommercialquantitiesofplants.The4isthatitisvaluableforresearchonnewspeciesandformedicalresearchonanimals.5theprocessofcloningisdifficulttoundertake.Manyattemptstoclonemammalsfailed.Thefirstsuccessfulclone,Dollythesheep,madethewhole6(science)worldfollowitsprocess,thoughithad7,problemsthanthenormalsheep.Ontheotherhand,Dollysappearance8(raise)astormofobjectionsandhadagreatimpact9themediaandpublicimagination.Differentpeoplehavedifferentopinionsofit.However,scientistsstillwonderwhethercloningwillhelp10harmusandwhereitisleadingus.,答案:1.making2.It3.that4.other5.However6.scientific7.more8.raised9.on10.or,.考点活用用本单元所学词组、句型翻译下列短文随着高考的到来，我们不时听到同学们讨论高三学生是否需要吃补品(tonics)来保持健康。关于这个问题，有不同的观点。一部分同学反对吃补品，因为补品会令他们增肥，那样不适合他们的健康发展。还有，如果父母给子女买补品，给他们过多的关心，会对高三学生有很大的影响。当他们没有考到父母所期待的高分时,他们会感到沮丧而且羞愧。此外，他们不相信只靠吃补品就能使他们的努力得到回报。然而，有些同学的观点与此完全不同。他们赞同这样的观点：高三学生学习紧张，容易感到疲劳，补品能令他们尽快恢复精力，所以吃补品很有利。,答案：WiththeCollegeEntranceExamcoming,fromtimetotimewehearstudentsdiscusswhetherSenior3studentsshouldtakealotoftonicstokeepfit.Therearedifferentopinionsaboutit.Somestudentsobjecttotakingtonics,becausetonicswillmakethemputonmoreweight,whichisnotappropriateto(for)theirhealth.Moreover,theparentswillhaveagreatimpactontheSenior3studentsiftheyshowtoomuchconcernbyofferingthemtonics,whichisboundtobringmorestresstotheSenior3students.Theywillfeelcastdownandashamedwhentheycan，tgetahighmarkastheirparentshaveexpected.Besides,theydon，tthinktheireffortswill,payoffonlyiftheytaketonics.However,somestudentsopinioncompletelydiffersfromit.TheyareinfavoroftheopinionthatitiseasyfortheSenior3studentstofeeltiredbyworkinghard,andtonicscanhelptobringthemselvesbacktoenergyassoonaspossible,soitisgoodtotakesometonics.,自主学习,1.Thinkabouthowtheydiffer.（P10）想想他们有什么不同。词语归纳differfrom与不同differwithsb.on/about/oversth.和某人在某事上有意见分歧makesno/great/muchdifferencetosb.对没关系/关系重大bedifferentfrom与不同即学即练根据括号内的汉语提示完成句子。(1)AmericanEnglish_(与英式英语有很大不同)invocabulary.,(2)It_(对我没关系)whowillfetchthebookshere.(3)I，msorry_.(在那一点上我与你看法不同)(4)_(关系不大)whetheryougotodayortomorrow.,答案：(1)differsgreatlyfromBritishEnglish(2)makesnodifferencetome(3)todifferwithyouonthat(4)Itwon，tmakemuchdifference,2.Whatproblemsmayarisewhenhumansarecloned？(P10)克隆人会引发什么问题呢？,词语辨析,arise;rise;raise;lift（1）arise不及物动词，指“出现；发生；起立;上升”,是一种庄严的用语。（2）rise不及物动词,“上升，升高，耸起”之意，表示事物本身由低处移到高处,又引申为“起床，起立，发生，发源”等意义。,（3）raise及物动词，“抬起，举起，升起”表示把某物从低处抬到高处，有时指“提高价值、名誉、地位、工资”等,又可作“抚养，饲养”解。（4）lift既用作不及物动词又可用作及物动词。“举起，抬起，升起，抬高”，强调用人力或机器把重物提高到较高的位置，比raise的意味强，更具口语化。,即学即练用ariseriseraiselift填空。(1)Thechildren_fromtheirseats.(2)Weknowthesunalways_intheeast.(3)TheChinesewomen_totheirfeet.(4)Themanager_theworkerssalary.(5)Theboxwassoheavythatthelittleboycouldnot_it.(6)Manyunexpecteddifficulties_.(7)Anewfinancialcrisis(金融危机)_.,答案:(1)arose/rose(2)rises(3)havealreadyrisen(4)hasraised(5)lift(6)havearisen(7)hasarisen,3.Butatlastthedeterminationandpatienceofthescientistspaidoffin1966withabreakthrough.(P11)但是决心和耐心使科学家们最终于1966年收获了突破性的结果词语归纳payoff还清（债款），报复,惩罚，得到好的结果,取得成功，值得的payback偿还，报答，报复,回报payfor支付的费用，付钱购买，为付出代价paydown付定金，及时支付,即学即练选用上述短语填空。(1)Hisefforts_whenthegirlacceptedhisproposal(求婚).(2)Letme_thebrokenwindow.(3)Youshould_28_aonewayticket.(4)Imust_themoney_thatIborrowed.(5)Aftertenyearsofhardwork,theGreens_alltheirdebts.,答案:(1)paidoff(2)payfor(3)pay.for(4)pay.back(5)paidoff,4.CloningscientistswerecastdowntofindthatDolly，sillnessesweremoreappropriatetoamucholderanimal.（P12）研究克隆的科学家发现多莉得的病更容易发生在年老的羊身上,这使他们很沮丧。词语归纳castdown=feeldiscouraged,表“灰心，沮丧”,常用于被动语态或做表语。castaside丢在一边,castoff扔掉；抛弃，放弃，脱掉castout驱逐castabout/aroundfor到处寻找castdoubton使人怀疑即学即练选用上述短语填空。(1)Shewasmuch_byhisfailuretofindwork.(2)Shehas_heroldfriends_,whichmadethemverydisappointed.(3)John_hisgirlfriendafterhebecamerich.(4)Theoldwomansaidshehadthepower_ghosts(鬼怪).,(5)Newevidence_histheory.,答案：(1)castdown(2)cast,aside(3)castoff(4)tocastout(5)hascastdoubton,5.Ontheotherhand,Dolly，sappearanceraisedastormofobjectionsandhadagreatimpactonthemediaandpublicimagination.（P12）另一方面，多莉的出现引起了一阵强烈的反对，对媒体和公众的想象力也产生了巨大的影响。词语归纳,object(n.)宾语,物体,目标object(v.)反对haveanobjectionto(doing)sth.反对干某事raiseanobjection提出异议feelanobjectionto不喜欢，厌恶havenoobjectionto不反对objectto反对；讨厌,即学即练A.根据汉语提示完成句子。（1）I_(不赞成，反对)thathewastooyoungforthejob.（2）My_(主要的反对意见)totheplanisthatitwouldbetooexpensive.（3）His_(生活的目标)istoearnasmuchmoneyaspossible.（4）We_(没有异议)yourplan.,答案:(1)objected(2)mainobjection(3)objectinlife(4)havenoobjectionto,词语归纳make/haveanimpacton/upon对有影响;对起作用,产生效果haveaneffecton/upon对有影响;对起作用,产生效果havenoeffecton对没有影响havemuch/greateffecton对有很大影响即学即练B.根据汉语提示完成句子。(1)Thecomputer_modernlife.(对产生了巨大的影响)(2)Punishment_onhim.(没有什么效果)(3)Didthemedicine_?(有什么疗效),答案:.(1)hashad/madeagreatimpacton(2)hadverylittleeffect(3)haveanyeffect,6.Isitinfavorofcloningoragainstit？（P12）是赞成还是反对克隆？词语归纳favor(v.)喜爱，偏爱favor(n.)好处，恩惠favorite(adj.)最喜欢的winsb.，sfavor获得某人的好感(be)infavorof赞成，支持dosb.afavour/doafavorforsb.帮某人忙dosb.afavorbydoingsth.帮助某人干某事,即学即练选用上述词语完成句子。(1)Whoisyour_writer？(2)Areyou_stayingathome？(3)Shealways_heryoungestchild.(4)Wouldyou_carryingtheboxupstairsforme?,答案：(1)favourite(2)infavourof(3)favours(4)Domeafavourby,7.Dolly，sdeath,likeherbirth,wasboundtoraiseworries.(P14)多莉的死，正如它的出生，肯定会引起担心。词语归纳beboundtosth.被束缚于某物，被绑在某物上beboundtodosth.一定会做某事，有义务做某事beboundfor.准备去beboundupin热心于，忙于beboundupwith与有密切关系boundv.跳跃，限制；n.跳跃，界限，范围,即学即练根据汉语提示完成句子。（1）Youvedonesomuchworkthatyou_.(一定能考及格)(2)He_(蹦蹦跳跳地跑进房间里)andannouncedthathewasgettingmarried.(3)Heseems_(非常热心于)hiswork.(4)Lookatthecloud,andit_(肯定下雨)thisevening.,答案：(1)areboundtopasstheexam.(2)boundedintotheroom(3)veryboundupin(4)isboundtorain,8.Fromtimetotimepeoplesuggestthattheextinctanimalslikedinosaurs,canpossiblybebroughtbacktolifethroughcloning.（P15）时不时有人提议，克隆技术将有可能使地球上已经消失的动物（如恐龙）复生。词语归纳bringsb.backtolife使复生bringbacktoone，smind使人回想起bringin带进,引进,赚取bringout带出,使清楚,显示,出版,产生bringdown降低,压价,使泄气bringup抚养,培养,呕吐,提出bringabout带来,引起,造成,即学即练根据汉语提示完成句子。(1)Itissaidthatthedoctor_.(能起死回生)(2)Science_inourlives.(为带来了很多变化)(3)She_(养育了)fivechildren.,答案：(1)isabletobringthedyingbacktolife(2)hasbroughtaboutmanychanges(3)hasbroughtup,写作步步高,含对比观点的议论文的写作技巧点拨出现在高考“读写任务”中含对比观点的议论文一般由三部分构成:观点1、观点2和“我”的看法。考生答题时，首先写出阅读材料的摘要，再按要求写议论文。议论文部分可按下列模板进行写作。写作模板一：Infact,peoplehavedifferentopinionsabout_（主题）.Somepeoplethink_(观点A)while_(观点B).Thosewhoholdthefirstopinionthinkthat_（支持观点A的理由一）.Whatismore,_(理由二).Moreover,_(理由三).Incontrast,thosewhoholdthesecondviewthink,that_（支持观点B的理由一）.Whatismore,_(理二).Moreover,_(理由三).Frommypointofview,Ithink_(我的观点)./Astome,Iagreewiththeformeropinion._(陈述自己的理由，一般有两个理由)。写作模板二：Thetopicof_（主题）isbecomingmoreandmorepopularrecently.Therearetwosidesofopinionsaboutit.SomepeoplesayAis_(观点A).Theyholdtheirviewforthereasonof_（支持A的理由一）.Whatis,more,_(理二).Moreover,_(理由三).WhileothersthinkthatBisabetterchoiceinthefollowingthreereasons.Firstly,_(支持B的理由一).Secondly(Besides),_（理由二）.Thirdly(Finally),_(理由三).FromwhereIstand,Ithink_(我的观点）.Thereasonisthat_(原因).Asamatteroffact,therearesomeotherreasonstoexplainmychoice.Forme,theformerissurelyawisechoice.,活学活用阅读下面的短文，然后按照要求写一篇150词左右的英语短文。Whenstudentsfirstgotoalibrary,theymaybeatalossastowhattoreadofallthedifferentsubjects.Well,Bacontellsyouto“lookatweakplacesinyourarmor(盔甲)”,andshowsyouhowtofilluptheblanksinyourknowledge.Ontheotherhand,itisnogoodjusttryingtofillyourmindwithknowledge.Knowledgeinitselfisoftenuseless.Amindfilledwithtoomuchknowledgeislikearoomtoofulloffurniture;amancannotwalkaboutfreelyinit,orlookoutofthewindows.Itismuchbettertoconcentrateonafew,subjectswhichinterestyouandtodeallightlywiththeothersthantomarchheavilythroughthewholerange(范围)oflearning,likeasillytouristgoingthroughamuseumandnotmissingasingleobject.Ifyoutrytomastereverysubjectyoumaybecomeverywise,butyouwillbeverylonelyandyouwillprobablyloseallyourfriends.Soyoumustlearntopickandchoose,andyoumustalsolearntolookhereandthereinalibrarylikeacameleatinggrassonthegrassland.Ifyouwatchiteating,youwillseethatalthoughheissupposedtobeoneofthemoststupidanimalsintheworld,hehasatleastoneofthequalities(,品质)ofth