Unit5Lesson29教案冀教版英语九年级全册

Unit5Lesson29教学目标1.记忆单词:DNA,blueprint,general,plex,twin,repeat,pattern,identify,related,grandson,granddaughter,instruction短语ingeneral,exceptfor,berelatedto,billionsof。2.掌握重点句型:①Ingeneral,ablueprintisadrawingthatshowshowtoputahousetogetherwithmanydifferentparts.②Butbuildingalivingthingisfarmoreplexthanbuildingahouse.③YouhaveyourownuniqueDNA,butitrepeatspatternsfromyourparents’DNA.④FromyourDNA,scientistscanidentifynotonlyyou,butalsopeoplewhoarerelatedtoyou.教学重点Throughlearningthislesson,learntousethekeypointsrelatedtothislesson教学难点LearntalkingaboutDNA教学过程一、课前预习—导学I.ReadanddoLet`sDoIt.(PartOne),thenfinishthefollowingexercises.完成句子1.你的数学老师来自哪里?

Wheredoesyourmathteacher______?2.除了窗户小之外,这座房子很漂亮。Thehouseisbeautiful______thesmallwindows.3.莎士比亚不仅是一名作家,还是一名演员。Shahakespearewas___awriter______anactor.4.昨晚他去看电影了,我也去了。Hewenttoseeafilmyesterdayevening._________.5.在课文中找出这个问题的答案。Pleasefind________thequestioninthetext.预习课文，查阅资料，掌握知识点。二、自学检测在线测学，质疑思学在线测学：请你在平台完成以下自学检测作业(Unit5Lesson29自学检测)，提交后自己看错题及解析。单项选择1．Yourstoryisgood____theending.A．butB．besidesC．exceptD．exceptfor2．—Willyoufixupthemachineaccordingtothe___,David?—Noproblem.instructionsB．inventionsC．invitationsD．interviews3．Thecountryspends____dollarshelpingthepooreveryyear.A．twobillionofB．twobillionsC．billionofD．billionsof4．“重要的事情说三遍。”canbetranslatedinto“Importantthingsmustbe____againandagainandagain.”A．spokenB．repeatedC．describedD．introduced5．—HaveyoueverheardofLangLang?—Sure.Heisoneof____pianists____Ihaveeverseen.good;thatB．muchbetter;whoC．thebest;whichD．thebest;that三、基础达标1.Wouldyouliketo_____（重复）yourquestion?2.Pleasereadthe______(说明)ontheboxesbeforeusingthem.3.Everyoneelseinmyclasswasinvited________（除了）me,andIdidn’tknowwhy.4.Thetwobrotherslookthesame.Maybetheyare_______(双胞胎).5.I______(一般)getupatsix.6.Thehouseisbeautiful________(除了)thesmallwindows.单项选择()1.____,WeChinesecalledlunch“dinner”A.IngeneralB.InfallC.InpainD.Inpublic()2.Weareabletoaffordanewcar.A.shouldB.canC.mayD.must()3.AllmyclassmatesareTibetans_____.meIamfromChengdu.A.exceptB.besidesC.withD.on()4.NotonlymyparentsbutalsoI___adoctor.A.areB.isC.am