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Lesson29 DNA—TheStoryofYouⅠ.根据课文内容,完成下面表格单词
1.重复________
2.孙子;外孙________3.一般的;普遍的________4.孙女;外孙女________5.说明________6plex________7.identify________
8.related________9.pattern__________
10.blueprint________短语
1.一般而言;通常______________2.除……之外______________3.与……相关______________4.数十亿计的;大量______________5.不但……而且……______________句型
1.一般来说,蓝图是一幅展示如何将很多不同的部分组合在一起构成一所房子的草图________________,ablueprintisa________thatshowshowtoputahousetogetherwithmanydifferentparts.2.但是创造一种生物要比建造一座房子复杂得多Butbuildingalivingthingis________________plex________buildingahouse.3.除了一些双胞胎以外,每个生物都有自己唯一的DNA________________sometwinseverylivingthinghas________________uniqueDNA.4.有些健康问题可能是由你的DNA的问题引起的Somehealthproblems________________________________problemsinyourDNA.5.在将来,科学家们可能会改变你的DNAInthefuturescientists________________________________changeyourDNA.6.通过你的DNA,科学家们不仅能够鉴别出你,而且能够鉴别出与你有亲属关系的人FromyourDNAscientistscanidentify________________you________________peoplewhoarerelatedtoyou.Ⅱ.根据句意及所给提示,写出单词或短语的正确形式
1.MaryandRosearesistersandtheywerebornonthesamedaysotheyaret________.
2.Thescientisthasi________thedifferencesbetweenthem.3.PardonCanyour________whatyousaid4.Thesituationherebeesmuch________plexnow.5.Mr.Suhastwo________外孙.6.The________说明oftheproductsarehelpfultopeople.7.Ithinkthismatter____________与……相关Jim.
8.____________总的来说whathehasdoneisright.Ⅲ.单项填空
1.Thereare________birdslivingonthisisland.A.billion B.billionsC.billionofD.billionsof
2.Ithinkthisbookisfar__________thanthoseones.A.themoreinterestingB.moreinterestingC.mostinterestingD.themostinteresting
3.Mymotheroftenmakesme________theclothes.A.towashB.washesC.washD.washing
4.Istheaccident________youA.relatedtoB.relatetoC.relatingD.related
5.Themoviewasgood________theending.A.besideB.besidesC.unlessD.exceptfor
6.—Whatfilmdoyoulikebest—TheMartian.It________showsalotofimagination________hasasenseofhumour.A.too;toB.neither;norC.either;orD.notonly;butalsoⅣ.词语运用根据短文内容及所给提示,在文中的空白处填写一个正确的单词Doyouknowaboutafamoussheep
1.________callDolly?She
2.________createbycloningmorethantenyearsago.ButwhatisusedincloningItsDNA.ThereisDNAinmostlivingthings
3.________includehumanbeings.YourfingershavethesameDNA
4.________yourhair.Youhaveyour
5.o________DNAwhichissimilartoyourparentsbutnotexactlythesame.Ⅴ.完形填空DearDr.Bamford,Iknowyouareafamousscientistandhavedonegreatworkoncloninganimals.PleaseexcusemeforwritingtoyoubutIneedyour__1__.Letmeexplain.Iama60yearoldman.Imveryrich.Iliveinalargehouse.Mywifediedthreeyearsago.Wedidnthavechildren.SoamI__2__?NobecauseCileyiswithme.EverynightweeatdinnertogetherandwatchTV.Cileysitsbesideme__3__Ifeelveryhappy.Imfascinated着迷的byherbeautifulgreeneyes.Shesalsoverysmart.Sometimesshethinksonlyaboutherself.ButthatswhatI__4__abouther.SheisquiteabeautifulSiamesecat.Thereisnoothercatslikeherinthewholeworld.ThesedaysIworryabout__5__Ciley.Sheisgettingolderandolder.Catsdontlive__6__humansofcoursesoshewilldiebeforeIdo.Icannotimaginemylife__7__Ciley.WellwhynotgetanothercatafterCileydies?__8__!Noothercatscaneverreplace代替her.Ihavebeenthinkingaboutthis:cloneCiley.Scientistsareabletoclonesheepandmiceandotheranimals.Theyshouldbeabletoclonecatswithoutmuch__9__.LuckilyIamarichman.IdontcarehowmuchmoneyIwillspendcloningCiley.Ithink__10__toclonepets.Itsnotcloninghumans.WhatdoyouthinkofitCouldyoucloneCileyArichman
1.A.catB.animalsC.helpD.money
2.A.luckyB.lonelyC.healthyD.happy
3.A.butB.orC.forD.and
4.A.likeB.hateC.mindD.stand
5.A.feedingB.catchingC.losingD.training
6.A.ashardasB.assoonasC.sooftenasD.solongas
7.A.withB.withoutC.ofD.about
8.A.CertainlyB.ImpossibleC.ReallyD.Wonderful
9.A.difficultyB.adviceC.hopeD.chance
10.A.itsterribleB.youarentsupposedC.itsOKD.youarentallowedⅥ.任务型阅读DoyouknowaboutDNAHereisanintroductionofit.DNAisshortfordeoxyribonucleicacid.Itcontainsgeneticinstructions.Theseinstructionsareusedinthedevelopmentandfunctioningofallknownlivingorganisms有机体.ThatstosaythatyourDNAdecideswhatyouarelike.Perhapsthisisalittlebitdifficultforyoutounderstand.Hereisanexampletoexplainitmoreclearly.BeforeyouwerebornyourDNAhadalreadydecidedyouwouldhavetwohandsandthateachhandwouldhavefivefingers.Your__hands__would__help__you__hold__things__and__do__many__other__things.HoweverDNAismorethanthat.We________ourDNAfromourfatherandmother.Thatiswhywelooklikeourparentsandarenotlikeothers.AlsobecauseofdifferentDNAweChineselookdifferentfromAmericans.WehaveblackhairandeyesbutmanyAmericanshaveblueeyesandblondhair.ThoughwehavediscussedmanythingsaboutDNAherethereisstillalotmoretoknowaboutit.IfyouwouldliketoknowmoreaboutDNAyoucangoontheInternet.1题完成句子;2题简略回答问题;3题将文中横线处所缺单词写在下面的横线上;4题写下本文的主题句;5题将文中画线句子译成汉语
1.AmericanslookdifferentfromChinesebecause____________________.
2.WhatdoesDNAcontain________________________________________________________________________3.________
4.________________________________________________________________________
5.________________________________________________________________________ 素材一 新课导入设计1.新闻导入SouthKoreanscientistssaidtheyhadengineeredfourbeaglesthatglowedredusingcloningtechnique.Thisstudycouldhelpdevelopcuresforhumandiseases.Thefourdogsallnamed“Ruppy”—abinationofthewords“ruby”and“puppy”.Theylookedliketypicalbeaglesbydaylight.Buttheyglowedredunderultravioletlightandthedogsnailsandabdomenswhichhavethinskinslookedredeventothenakedeye.韩国科学家称,他们利用克隆技术培育出了四条发出红色荧光的比格猎犬这一研究能够帮助人们研发治疗人类疾病的方法这四条小狗都被称为“Ruppy”“ruby”和“puppy”的合成词在日光下,它们看起来和普通的比格猎犬没什么差别但在紫外线的照射下,它们会发出红光,尤其是指甲和皮肤很薄的腹部,用肉眼都能看出红色2.生词传递全班分成若干组,教师分别发给每一组最后一名学生一张纸,上面写着一个本课的单词在教师说开始后,最后一名学生用耳语把纸上的单词告诉前面的学生,这名学生再把听到的单词告诉前面的学生……这样依次进行下去最后,每一组的第一名学生把所听到的单词写到黑板上,传得最快,最准的组获胜 素材二 课堂活动案例活动一将全班学生分成几个活动小组,组内每一名同学说出一个有关DNA的句子,最后组成一篇小短文活动二教师将课文中的关键词语利用多媒体进行展示,让学生造句 素材三 新课教学方法1.教学方法1词汇教学法教师可以通过多媒体展示家庭树,分析家庭成员关系,在grandchild的基础上温故而知新,学习grandsongranddaughter2任务教学法教师在课堂上可提出问题“WhatsDNA?”“Whydothetwinslookthesame?”3合作学习法学生分组讨论DNA,然后连成一篇小短文,让小组成员复述2.学习方法定语从句的引导词只用that不用which的情况可借助以下口诀来记忆thatwhich代表物,区别听我来叙述;先行若是不定代,that就把which踹;先行词前有序数,就用that定无误;先行词前最高级,还用that必无疑;句中若有therebethat应把which替;先行主中作表语,避免重复从句里;justtheonly/very/same/last,其后也要用that更多备课资源word版电子教案、匹配的课件,详见云资源教师详解详析Ⅰ.单词
1.repeat
2.grandson
3.general 4.granddaughter
5.instruction6.复杂的
7.确认;鉴别 8.有关的;相关的
9.模式;形式10.蓝图短语
1.ingeneral
2.exceptfor3.berelatedto
4.billionsof5.notonly…butalso句型
1.Ingeneral;drawing2.farmore;than 3.Exceptfor;itsown4.canbecausedby 5.mightbeableto6.notonly;butalsoⅡ.
1.twins
2.identified
3.repeat4.moreplex
5.grandsons 6.instructions
7.isrelatedto 8.Ingeneral/GenerallyspeakingⅢ.1—6 DBCADDⅣ.
1.called
2.wascreated
3.including
4.as
5.ownⅤ.1—5 CBDAC 6—10 DBBACⅥ.
1.theyhavedifferentDNA2.Itcontainsgeneticinstructions.3.get4.HereisanintroductionofDNA.5.你的手会帮助你抓住东西并且做许多其他的事情。