高中英语 Unit 2 第三学时 Using Language课件 新人教版选修8.ppt

英语 选修8 人教版 第三学时usinglanguage reading listeningandspeaking 栏目链接 语篇理解 task1 快速阅读课文 thereturnofthedinosaurs 以约30词写出文章的段落大意 温馨提示 本文是议论文 写议论文的摘要时 要扣住文章的观点及作者持某种观点的理由 althoughpeoplewishandsuggestthatfierce extinctanimalscanbebroughtbacktolife theauthorthinksitimpossibleorunsuitabletoclonethemandheexplainsthereasons 30words 栏目链接 语篇理解 task2 1 thefilmjurassicparkispopularbecause a itprovesthecloningofmammalsisstillanewscienceb itproveshowtheideastruckamixtureoffearandexcitementintopeople sheartsc itproveswearealongwayfrombeingabletocloneextinctanimalsd itprovesthepossibilityofcloningfierceandextinctwildanimals b 栏目链接 语篇理解 2 thefollowingstatementistrueexcept a thecloningoffrogshappenedin1950sb thefirstexperimentalclonesofmicewasin1981c thefirstexperimentalclonesofcowswasin1983d thechina sfirstcloneofamammalwasin1996 d 栏目链接 语篇理解 3 thatextinctanimalslikedinosaurscanbebroughtbacktolifeisimpossibleorunsuitable thefollowingreasonistrueexcept a theinitalrequirementisthatyouneedperferdnab ifthereisnotenoughdivesityinthegrouptoovercomeillnesses alleffortsofcloningwillbeinvainc diversityinagroupmeanshavinganimalswiththeirgenesarrangedinthesamewayd itwon tbefairtocloneanyextinctanimalsiftheyweretoliveina200 c 栏目链接 语篇理解 4 whatistheauthor sattitudeinthispassage a subjective b positive c favorable d objective 5 whatisthemainideaofthepassage a itprovesthereturnofthedinosaurs b itshowsthehistoryofcloningdinosaurs c thereturnofthedinosaurs isimpossibleorunsuitable d thereturnofthedinosaurs isaexcitedstory d c 栏目链接 栏目链接 口语训练 partaroleplay 情景介绍 kate与george在谈论克隆绝种动物 角色 kateandgeorge任务 1 请根据中文提示提出问题 2 请你的同学根据课文内容回答你的提问 然后你们互换角色进行口语练习 q1 平民百姓对克隆绝种动物有兴趣吗 q1 areordinarypeopleinterestedincloningextinctanimals a1 yes theyare 栏目链接 口语训练 q2 在 侏罗纪公园 这部电影中 科学家克隆了什么动物 q2 whatanimalsdidthescientistscloneinthefilmjurassicpark a2 inthefilmjurassicpark ascientistclonesseveraldifferentkindsofextinctdinosaurs 栏目链接 口语训练 q3 为什么说要想克隆绝种动物 我们还有很长的路要走 q3 whydowesayitisalongwayfrombeingabletoclonemammals a3 becausethecloningofmammalsisstillanewscienceanditsstorybeganseriouslyinthe1995s 栏目链接 口语训练 q4 能否克隆像恐龙这样的动物 q4 isitpossibletocloneextinctanimalslikedinosaurs a4 no itisn t 栏目链接 口语训练 q5 不能克隆像恐龙这样的绝种动物的主要原因是什么 q5 whatarethemainreasonsfornotbeingabletocloneextinctanimalslikedinosaurs a5 therearethreemainreasons firstly youneedperfectdna secondly therewillnotbeenoughgeneticvariationinthegrouptobeabletoresistnewillnesses thirdly itwouldbeunfairtocloneanyanimalthatwouldhavetoliveinazoo 栏目链接 partbretelling 口语训练 请用自己的话复述课文 你可以参照上述问题及其答案 关键词 cloneextinctanimalsgeneticvariation thoughthepopularityofthefilmjurassicparkshowedordinarypeopleinterestedincloningextinctanimals infact itisstillalongwaytoclonemammalsbecauseitisanewscienceanditsstoryjustbeganseriouslyinthe1995s soitisimpossibletocloneextinctanimalslikedinosaurs andthereasonisthatontheonehand 栏目链接 itislackofperfectdna enoughgeneticvariation ontheotherhand itisalsounfairtocloneanyanimalthatwouldhavetoliveinazoo afterall thezooisnotanaturalenvironmentforawildanimal 栏目链接 栏目链接 要点讲与练 1 proveshowtheideastruckamixtureoffearandexcitementintopeople shearts p 15 证实了这一想法使人们感到既兴奋又恐惧 栏目链接 词语链接 要点讲与练 strikefear excitementintoone sheart使某人感到恐惧 兴奋strikeabalancebetweenaandb打破a与b之间的平衡strikegold打开成功之门strikesb down摧垮 使病倒 使丧命 栏目链接 即学即练 要点讲与练 选用上述词语完成下列句子 1 she withherlatestnovel whichmadeherfamousalloverthecountry 2 herwords sothathewassleeplessallnightlong afraidofbeingkilledunexpectedlysomeday 3 he bycancerwhenhewasonlythirty struckgold struckfearintohisheart wasstruckdown 栏目链接 要点讲与练 2 fromtimetotimepeoplesuggestthatextinctanimalslikedinosaurs canpossiblybebroughtbacktolifethroughcloning p 15 不时有人提议 克隆技术将有可能使地球上像恐龙这样已经消失的动物复活 栏目链接 要点讲与练 词语链接 bringbacktolife使复生 使复活cometooneself苏醒过来 栏目链接 要点讲与练 即学即练 完成下列句子 1 itissaidthatthemysteriousmedicinecan 能使死人复活 2 hefinally 苏醒过来了 afterthreedays sleep bringthedeadbacktolife cametohimself 栏目链接 要点讲与练 3 alleffortsofcloningananimalwillbeinvainifthereisnotenoughdiversityinthegrouptoovercomeillnesses p 15 如果某个动物群体没有足够的多样性以战胜疾病 那么克隆这种动物的所有努力都将是无用的 栏目链接 要点讲与练 词语链接 vainadj 无用的invain徒劳 无用 栏目链接 要点讲与练 即学即练 选用上述词语完成下列句子 1 sheclosedhereyestightlyina attempttoholdbackthetears 2 theytried topersuadehertogo 3 shewaited forhersontoreturn vain invain invain 栏目链接 要点讲与练 4 butotherswillsurviveandpassontheabilitytoresistthatdiseasetothenextgeneration p 15 而另外一些动物却都能存活下来 并且把这种免疫力传给下一代 passon to 将 传给 栏目链接 要点讲与练 即学即练a 完成下列句子 1 请把书和笔拿给我 2 hecaughtaseriousdiseaseand 传给了他的家人 pleasepassonthebookandpentome passeditontohisfamily 栏目链接 要点讲与练 词语链接 resistv 抵抗 对抗 抵制resistern 抵抗者 对抗者resistancen 抵抗 阻力 栏目链接 要点讲与练 即学即练b 选用上述单词完成下列句子 1 hecouldnot tirednessorfailureanylonger 2 jackcouldn t makingjokesabouthisbignose 3 weshoulddoexercisetobuildup todisease