九年级英语上册 Unit 5 Lesson 29 DNA—The Story of You课件 （新版）冀教版.ppt

lesson29 dna thestoryofyou i learningaims thenewwords dna blueprint general complex twin repeat pattern identify related grandson granddaughter instruction ii trainthespeakingandwritingabilities newwords dnablueprintgeneralcomplextwinrepeatpatternidentifyrelatedgrandsongranddaughterinstruction doyouandthestudentsnearyoulookthesame whatisthesame warmingup zhangliangyinglookslikehermother identicaltwinsaretwochildrenthatgrewfromthesameegg theyhaveidenticaldna they reclones doyouandthestudentsnearyoulookthesame whatisthesame arethereanydifferencesbetweenyouandthem whatcanscientistsdowith dna freetalk listeningtask generallyspeaking a isadrawing foridenticaltwins eachlivingthinghasitsownuniquedna blueprint except wheredoesyourdnacomefrom yourparents isyourdnaineverypartofyourbody yes itis readingtask doyouandthestudentsnearyoulookthesame aretheredifferencesbetweenyouandthem whatcanscientistsdowith dna listenandthink 1 butbuildingalivingthingisfarmorecomplexthanbuildingahouse languagepoints 比较级前可以用much even still far abit alittle alot等词加以修饰 thisunitismucheasierthanthatone 这个单元比那个单元容易得多 2 own的用法1 adj 自己的 用在所有格后 加强语气 nowaskthesamequestionsaboutyourownteachers shemakesallherownclothes 2 vt 有 拥有whoownsthebike 3 exceptfor除 以外 只是heisagoodmanexceptforhottemper yourarticleisquitegoodexceptforseveralspellingmistakes 4 notonly butalso 不但 而且 连接两个相同的成分 也可以连接两个分句 当接两个主语时 谓语动词和后面主语保持一致 e g helikesnotonlyenglishbutalsomath notonlyyoubutalsoiamateacher 5 relateto涉及 有关e g thestoryrelatedtothesecondworldwar ihaveabookrelatingtotheautumnharvestuprising studentsdiscussthesewiththeirpartners thensayoutinclass let sdoit exercises 1 everyonewroteagoodpoem her 除了 2 tom fiveotherboysalsopassedtheexam 除了 还有 3 identicaltwins 除 之外 eachlivingthinghasitsownuniquedna except besides exceptfor 4 allthequestionsareeasy thelastone 除了 5 therearemanyothers me 除了 还有 6 weallwenttobeijing tom whohasbeentherebefore except besides except 1 ican swim skate 不但 而且 2 它不仅能说汉语而且还会说英语 hecanspeak 3 notonlyyoubutalsoi be ateacher 4 notonlyibutalsohe know theanswertothequestion am notonlychinesebutalsoenglish notonlybutalso knows 5 neithertheynori goodatsinging a areb bec isd am6 bothmyfatherandi inthecountry a enjoyslivingb enjoytolivec enjoystolived enjoy