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Unit2CloningLanguagepoints1.differvi.观察示例:Inpairs,lookatthesepicturesanddiscusswhichonesarenaturalclonesandwhichonesareman-made.Explainhowtheydiffer.两人一组,观察图片并讨论哪些是自然无性繁殖,哪些是人工的。解释它们的区别。A：重点单词1)ChinesediffersgreatlyfromEnglishinpronunciation.（汉语与英语在发音上有很大的不同。）2)Modernairplanesdifferfromearlyones.（现代飞机跟早期的在很多方面有所不同。）3)Idifferwithhimhowtosolvetheproblem.（对于如何解决问题,我跟他的意见不一致。）Theydifferwitheachotheronmoralstandards.（关于道德标准,他们的见解不同。）归纳拓展：differ(vi.),主要有两个义项：“不同,相异；不同意,意见相左”。常见的搭配有：1).sb.differfrom/withsb.on/upon/aboutsth.;(某人与某人在....方面意见不同)2).sth.andsth.differin…;（某物与某物在....方面不同）3).sth.differfromsth.（某物与某物不同）4.difference(n.)不同different(adj.)不同的即时练习：用介词from,with,on,about,upon或in填空。(1)Wediffer_________him______________thatquestion.from/withon/about/upon(2)Thetwonationsdiffer__cultureandreligion.(3)Theclimateherediffer_________thatoftheSouth.infrom/with汉译英：这个小男孩在性格方面不同于他的母亲。Theboydiffersfromhismotherincharacter.2.undertakevt.(undertook;undertaken)观察示例:Theprocedureisdifficulttoundertake,ofcourse.当然,这个过程很难实施。Thescientistundertakestheexperiment.科学家从事这项实验。Icanundertaketheresponsibilityforthechanges.我愿意承担这些变革的责任。Thelawyerundertookanewcase.那个律师接了一个新的案子。undertake是及物动词,主要有两个义项:着手做,从事,进行;担任,承担,答应,同意。归纳拓展：即时练习：完成下列句子。(1)Hewill__________________nextmonth(去旅行).(2)He____________________(承担一项新任务).undertooktasknewaaundertakejourney3.disturbingadj.观察示例:ThencamedisturbingnewsthatDollybecameseriouslyill.然后传来了多莉得了重病的令人烦恼的消息。Thenewsfromthefrontisverydisturbing.来自前线的消息令人极为不安。归纳拓展：disturbvt.扰乱,使不安,弄乱;disturbedadj.被扰乱的,动乱的,不安的；disturbingadj.令人不安的。特别提示:现在分词表示:令人怎么样,过去分词表示:被使得怎么样,感到怎么样。如:aninterestingstory令人感兴趣的故事aninterestedlook感到兴趣的表情surprisedpeople(感到)惊奇的人们即时练习：用disturb,disturbing,disturbed填空。(1)I’mvery_________aboutAlice.(2)Don’t_______thepapersonmydesk.disturbeddisturb(3)Thiscountryisina_________state.(4)What_________newsitis!(5)Alightwind_________thesurfaceofthewater.disturbingdisturbingdisturbed4.object(v.)&objection(n.)观察示例:Ontheotherhand,Dolly’sappearanceraisedastormofobjectionsandhadagreatimpactonthemediaandpublicimagination.另一方面,多莉的出现引来了巨大的反对激发了传媒的热炒和公众的想像力。Ifeelastrongobjectiontogettingupearly.我极不愿意早起。Haveyouanyobjectiontomyopeningthewindow?你反对我打开窗子吗？objectvi.Weobjecttobeingtreatedlikethis.我们抗议这种待遇。Iobjecttotheplan.我反对这项计划。objectvt.Iobjectthatheistooyoungtotakethatposition.我提出反对意见:他太年轻不适合那个职位。归纳拓展：objectto(doing)sth.object+that从句objection是名词,常与have,take,feel等连用构成词组：have/take/feelobjectionto(doing)sth.即时练习:句型转换(1)Haveyouanyobjectiontomyopeningthewindow?=Wouldyou________myopeningthewindow?objectto(2)takeobjectiontosmoking.=I________smoking.(3)“Butheistooyoung,”sheargued.=She________thathewastooyoung.objecttoobjected5.forbidvt.(forbade;forbidden)观察示例Governmentsbecamenervousandmanyforbaderesearchintohumanclothing.政府开始感到不安,有许多政府禁止对克隆的研究。Smokingshouldbeforbiddeninpublicplaces.公共场所应禁止吸烟。Herfatherforbidhertogooutalone.她父亲不许她单独外出。Iforbidyouenteringmystudy.我不许你进入我的书房。归纳拓展：(doing)sth.sb.todosth.sb.(doing)sth.that…forbid是不及物动词,常见的搭配有：forbid即时练习：完成下列句子(1)Theschool________________________(禁止学生吸烟).(2)Heisforbiddento_____________(进入这个房间).toroomsmokeforbidsthestudentsenterthe6.accumulatevt.SomecountriessuchasChinaandtheUKcontinuedtoaccumulateevidenceoftheabundantmedicalaidthatcloningcouldprovide.有些国家比如中国和英国继续收集克隆能提供丰富的医疗帮助的证据。Heaccumulatedfortunebyhardwork.他因努力工作而积蓄了一笔财富。Thepurposeofeducationisnotjustaccumulatinginformation.教育的目的不仅仅是积累知识。vi.Dustaccumulatedduringmyabsence.我不在期间灰尘积聚了起来。归纳拓展：accumulate可作及物动词和不及物动词，表示:收集,聚集,堆积。另外accumulationn.积聚如:theaccumulationofknowledge知识的积聚即时练习：完成下列句子(1)Hequickly______________________(积蓄了一大笔财富).(2)Cloudsbeganto__________________(在天空中聚集).largeinaccumulatedfortuneaccumulateskythe1.castdown使沮丧（常用于被动语态或作表语）观察示例:CloningScientistswerecastdowntofindthatDolly’sillnessweremoreappropriatetoamucholderanimal.克隆科学家沮丧地发现多莉的病更容易在年老的羊身上。B：重点词组Don’tbesocastdown.Justkeepupyourspirits.不要这么沮丧,打起精神来！归纳拓展：castdown有两个义项:毁掉；使沮丧即时练习：将下列句子译成英语(1)听到这个消息他很沮丧。___________________________________(2)发现事情的真相使他很沮丧。_____________________________________________Hewascastdowntohearthenews.Findingoutthetruthmadehimcastdown.2.payoff(事业、计划等)成功观察示例1.Atlastthedeterminationandpatienceofscientistspaidoff…..最终科学家们的决心和耐心得到了回报….2.Hepaidoffthecrewoftheship.他付清全体船员的工资并将他们解雇。Intheendhepaidoffallhisdebts.最终他还清了所有的债务。归纳拓展：payoff有三个义项：成功；付清薪水并解雇；偿还（债务等）。payback报答；报复•用介词back,off,to,填空:•(1）-----youreffortissuretopay_____.•----Thankyouforyourencouragement•（2）Thesupermarket________whichhehadeverpaidavisit，wasburnttotheground.•（3）HowcanIpayyou________forallyourkindness？•（4）Well，aftertheseyears，we’veatlastpaid________allourdebts.offtobackoff即时练习：将下列句子译成英语(1)他在父亲的帮助下还清了全部债务。___________________________________________________(2)你的努力会有好结果的。__________________________HepaidoffallhisdebtswiththehelpYoureffortissuretopayoff.ofhisfather.ByeBye