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时间:2019-11-13
《2019-2020年高中英语 Unit2 Cloning reading2理解学案 新人教版选修8 》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、2019-2020年高中英语Unit2Cloningreading2理解学案新人教版选修8【学习目标】分析文脉,理解课文,使用适当的阅读方法与技能,把握课文内容并获取信息,处理信息。【学习重点,难点】提高阅读文章的技巧和如何从文章中获取有效的信息的能力。【课型】新授课【回顾预习】熟读第二部分单词,浏览课文,了解大意。【新知识学习】Task1.ClassReport.Task2.Self-learning(自主学习)Skimming:1.Whydon’ttheauthorbelievethedino
2、saurscanbecloned?_________________________________________________________2.Whyshouldn’tyoucloneanextinctanimalifthereisn’tenoughdiversityinthegroup?__________________________________________________________3.Howmanyyearsagodiddinosaursdisappeared?___
3、______________________________________Scanning:Arrangeaccordingtotime________________________1.researchusingtheembryosofmice2.firstexperimentalclonesofcows3.firstexperimentalclonesofmice4.workontheembryosofsheepandmice5.China’sfirstclonedtwincalves6.c
4、loningoffrogs7.firstcloneofamammal8.cowgavebirthtoabisonDetailedReading__________foritsimpossibilityPerfectDNAisneeded.Thereisnotenough________inthegroup.A(n)______________wouldbeneededfortheclonedextinctanimals._________________Thechanceofdinosaursre
5、turningtotheearthis_____________学习指导明确学习目标!提取有效信息!答案力求简洁注意句子理解Findoutthefollowingphrases1.使---刻骨铭心_______________2.生,生产_____________3.不时的____________4.使复生,使复活___________5.白费力气,徒劳___________6.战胜疾病__________________7.意味着做某事______________8.把---传递给某人_____
6、__________9.死于---______________10.过自然的生活_______________11.以---为基础____________12.回到地球的机会________________Step3.Discussionandpresentation小组讨论自主学习中的问题,并进行展示和点评,点评过程中要注意补充和质疑。【当堂达标】Choosesynonyms1.---,proveshowtheideastruckamixtureoffearandexcitementintope
7、ople’shearts.A.haveonthebrainB.confusedC.drovedpeoplecrazyD.scared2.Fromtimetotimepeoplesuggestthatextinctanimals---A.TherewasatimewhenB.OccasionallyC.AllthetimeD.Eachtime3.Peoplesuggestthatextinctanimalslikedinosaurs,canpossiblybebroughtbacktolife.A.
8、keptupB.resistC.liveonD.relived4.TheinitialrequirementisthatyouneedperfectDNA.A.mostthankfulB.mostpressingC.mostdifficultD.mostneeded5.Alleffortsofcloningananimalwillbeinvainifthereisnotenoughdiversity---A.gotowasteB.uselessC.helplessD.meaning
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