高中英语 Unit 2 Cloning Language points课件 新人教版选修8.ppt

languagepoints课时是对reading课时的补充 帮助学生巩固课文重点词汇 短语和句型的用法 进一步扎实基础知识 教师可根据学生预习情况选择性讲解 词汇的释义和用法 建议引导学生自行查找字典等相关资料来学习 以培养其自主学习能力 词汇讲解 建议采用归纳法 先尽可能多的呈现一些相关例句 或让学生从已学课文中查找相应例句 引导学生试着从所观察到的语言现象中总结出词汇的意思和用法 words undertake breakthrough altogether object obtain attain forbid accumulateexpressions payoff castdown objectto infavourofpatterns then 位于句首 倒装itisvaluablefor focuson tolearnsomeusefulwords expressionsandpatternsinthepassage objective 1 undertakethescientistundertakestheexperiment 科学家从事这项实验 icanundertaketheresponsibilityforthechanges 我愿意承担这些变革的责任 vt 着手 从事 承担 practice translatethefollowingsentences 1 谁将承担这项工作的责任 whowillundertakeresponsibilityforthiswork studentsarerequiredtoundertakesimpleexperiments 2 要求学生从事简单的实验 2 payoff ittookthemthreeyearstopayoffthedebt herdesignwonthefirstprizeinthecompetition yearsofpatienceandhardworkhadpaidoff 偿清 债务 得到好结果 lingfengwonthefirstprizeinthenationalenglishcompetitionandi mgladthathereffortsatlast a workedoutb gotbackc paidoffd turnedout practice choosethebestanswer practice translatethefollowingsentences 1 withthehelpofhisfather he 偿清了所有债务 2 believeme allyoureffortswill 取得好结果 someday 3 约翰学习一直很刻苦 因此取得了好成绩 payoff paidoffallthedebts johnstudiedhardallthetime anditpaidoff 3 breakthrough scientistsarehopingforabreakthroughinthesearchforacureforcancer amajorbreakthroughinnegotiationshasbeenachieved n 突破 theyhaveachievedabig inthetreatmentofcancer whichbringshopetocancerpatients advantageb reputationc breakthroughd assumption practice choosethebestanswer eversinceisawthediaryexcerptsi vebeencastdown 自从看到日记摘录 我就一直非常沮丧 4 cast 沮丧 不愉快 vt 扔 投 掷 castastone扔石头 theanglercasthisline intothewater 钓鱼的人把鱼线抛入水中 castdown practice translatethefollowingsentences don tletyourselfbecastdownbyasmallfailureintheexperiment tryagain hewascastdownbythesadnews 2 这悲伤的消息使他情绪低落 别为了实验中的小小失败而沮丧 再试下去 nooneobjectedtotheplan ireallyobjecttobeingchargedforparking motherobjectedthatjimmywastooyoungtotakeupthejob ourobjectistogetatthetruth whatarethosestrangeobjects v 反对 n 目标 物体 objection n 不赞成 反对 异议 mymainobjectiontotheplanisthatitcoststoomuch 5 object 拓展 objecttodoingsth 反对做某事objectthat 以 为理由反对raise have makeanobjectionto doing sth 对 表示反对 ihavenoobjectiontoyourplan theymadeanobjectiontothemeetingdate icanhardlystandhisrudemanners iobject likeachild a tobetreatedb beingtreatedc tobeingtreatedd totreat practice choosethebestanswer practice fillintheblanks what 物体 canyouseeinthepicture 2 somemembersofourgroup 反对 myplan whichmademedisappointed 3 they 反对 theplanwasrisky objects objectedto objectedthat 6 obtain toobtainpermissionfirsteditionsofthesebooksarenowalmostimpossibletoobtain inthesecondexperimenttheyobtainedaveryclearresult vt 获得 赢得 practice translatethefollowingsentences 很难获得可靠的证据 youcanalsoobtainknowledgethroughpractice 2 你还可以从实践经验中获得知识 itisdifficulttoobtainreliableevidence 7 accumulate aspeopleaccumulatemorewealth theytendtospendagreaterproportion 比例 oftheirincomes thecompanysaidthedebtwasaccumulatedduringitsacquisitionofnineindividualbusinesses we veaccumulatedsomuchrubbishovertheyears vt vi 积累 聚积 clinical 临床的 evidencebeganto suggestingthatthenewdrugshadawiderrangeofusefulactivitiesthanhadbeenpredictedfromexperimentsinanimals 2011湖北 a operateb strengthenc approved accumulate practice choosethebestanswer 课文难句精析 1 cloningplantsisstraightforwardwhilecloninganimalsisverycomplicated 克隆植物简单 但克隆动物就非常复杂了 while作并列连词用 意思为 然而 表示前后意义上的对比或转折 如 somepeoplewastefoodwhileothersdon thaveenough youlikesports whileiprefermusic while的其他用法 while用作从属连词 意思为 当 时候 引导时间状语从句 如 whiletheoldmanwasout athiefenteredthehouse strikewhiletheironishot while用作从属连词 意思为 虽然 尽管 引导让步状语从句 如 whileilikethecolorofthemobilephone idon tlikeitsshape practice translatethefollowingsentences 他出去散步了 而我却呆在家里 ilikesingingwhileshelikesdancing 2 我喜欢唱歌 而她喜欢跳舞 hewentoutforawalk whileistayedathome 3 虽然我们尽了最大努力 但还是输了比赛 whilewetriedourbest welostthegame 2 thencamethedisturbingnewsthatdollyhadbecomeseriouslyill 接着传来了多莉病重的坏消息 此句用的是全部倒装结构 副词then位于句首 正常的语序为thedisturbingnewsthatdollyhadbecomeseriouslyillcamethen 常见的使用全部倒装结构的情况 在therebe lie stand live等结构中 如 theregoesthecar 表示地点 方向 时间的副词 如here there in out up down away now then等 位于句首 且谓语常用不及物动词 如go come leave move run rush jump等 时 如 downjumpedthemanfromthetree 注意 如果主语是人称代词 主语和谓语的语序不变 如 awaytheywent 表示方位的介词短语置于句首时 句子需全部倒装 如 infrontofthehousesatanoldman outsidetheentrancestoodtwopoliceofficerswithguns practice translatethefollowingsentences 这群人一个一个地离去 herecomesourteacher 2 我们的老师来了 awaywentthecrowdonebyone 3 在我们面前有很多困难 beforeuslayalotofdifficulties tipsforteacher letthewordfly板块是帮助学生学习一些一词多义 熟词生义的词汇 通过此环节 学生可以对一些常见词的用法 意思有一个全面的了解 在翻译过程中体会词汇使用的丰富多彩 letthewordfly thecuckoocomesinapril andstaysthemonthofmay singsasongatmidsummer andthengoesaway 名言警句读一读 stay 布谷鸟 四月来 五月一直在 仲夏唱支歌 然后就离开 不及物动词vi hestayedwithafriendwhilehewasinparis 他在巴黎时住在一位朋友家里 停留 留下 暂住 ihopetheweatherwillstayfine 我希望天气能持续放晴 继续 保持 stayrighthere 站住 停下 止住 就在这里停下 hemadefewfriendsduringhisstayinthevillage 及物动词vt thegovernmenttooknosteptostaytheriseinprices 政府未采取措施抑制物价上涨 阻止 抑制 shemanagedtostayheranger 她努力克制了怒气 平息 暂时解除 名词n 他在这个村子逗留的期间 没有交上几个朋友 停留 逗留 活学活用 从上面给出的例句中我们可以看到stay在不同的语境中会产生丰富的含义 不仅仅表示 停留 大家还知道哪些stay含义呢 请选择几个进行造句或对话练习 individualactivity 注 另附word文档 点击此处链接 i completethefollowingsentenceswithproperwords 1 isawalittleboyc astoneintotheriverjustnow 2 theissueisnotquite 简单的 asitseems 3 doyouthinkanyonewouldo ifismokehere 4 themanalwaysmanagestoo whathewants ast straightforward bject btain 5 tellmethe 确切的 timewhenthenexttrainwillarrive 6 themanfailedtoseethe 商业的 valueofhisdiscovery 7 thescientisthasmadeamajorb inthisresearch 8 themanagershouldu fullresponsibilityfortheproject 9 byinvestingwiselyhehasalreadya afortune exact commercial reakthrough ndertake ccumulated ii completethefollowingsentenceswithoutchangingtheirmeanings thatididn tpassthedrivingtestmademefrustrated mynotpassingthedrivingtestmademe 2 wheniwasyoung myparentsdidn tallowmetogooutaloneatnight wheniwasyoung myparents me goingoutaloneatnight castdown forbadefrom 3 tomysurprise hedidn tagreetomyplan tomysurprise he myplan 4 inourclasstherearefivestudentsinallfromamerica inourclassthereare fivestudentsfromamerica 5 whyiamnotforitcanbeeasilyanswered whyiamnot itcanbeeasilyanswered infavourof objectedto altogether thefactthat 多莉看来是在正常地成长着 wasveryencouraging thencamethedisturbingnewsthat 多莉病重 2 科学家们脑海里产生的问题 were wouldthisbeamajordifficu