初中英語(yǔ)Unit 3 I'm more outgoing than my sister.Self-checkrevision 用形容詞副詞的比較級(jí)談?wù)撊说膫€(gè)性特征 教學(xué)設(shè)計(jì)

教學(xué)設(shè)計(jì)學(xué)科英語(yǔ)年級(jí)八年級(jí)學(xué)期上期課題Unit3I’mmoreoutgoingthanmysister.(SectionBSelfcheck&Revision)用形容詞/副詞的比較級(jí)談?wù)撊说膫€(gè)性特征教科書(shū)書(shū)名：義務(wù)教育教科書(shū)英語(yǔ)八年級(jí)上冊(cè)出版社：人民教育出版社出版日期：2013年6月第1版教學(xué)目標(biāo)學(xué)生能掌握形容詞、副詞比較級(jí)的變化規(guī)則。學(xué)生能用形容詞、副詞的比較級(jí)談?wù)撊说膫€(gè)性特征。學(xué)生能運(yùn)用as...as...結(jié)構(gòu)表述兩者之間的相同之處。教學(xué)內(nèi)容教學(xué)重點(diǎn)：掌握形容詞、副詞比較級(jí)的變化規(guī)則。教學(xué)難點(diǎn)：用形容詞、副詞的比較級(jí)談?wù)撊说膫€(gè)性特征。運(yùn)用as...as...結(jié)構(gòu)表述兩者之間的相同之處。教學(xué)過(guò)程Step1：LeadinHello,Welcometomymicro-class.I’mMsBai.ThisismydaughterElsaandthatismysonJason.TodayIwillshowsomeinterestingthingsaboutmydaughterandsonthroughsomepictures.Look!JasonistallerthanElsa.Elsaisalittleheavierthanhisbrother.Whentheytookpartintherunningrace,JasonranfasterthanElsa.Pleaselookatthesesentences:JasonistallerthanElsa.Elsaisalittleheavierthanhisbrother.JasonranfasterthanElsa.形容詞/副詞的比較級(jí)：用于兩者之間的比較，說(shuō)明“前者比后者更.......”產(chǎn)生的詞形是由形容詞、副詞的原級(jí)轉(zhuǎn)化而來(lái)。Step2：Presentation總結(jié)規(guī)則變化1：一般在詞尾＋er.T:IboughttwopetdogsforJasonandElsa.Jason’spetdogisnamedCocoandElsa’spetdogiscalledCici.ElsasaysthatCocoissmarterthanCici.ButIthinkCicirunsfasterandjumpshigherthanCoco.Doyouthinkthey’recute?Canyoutrytowritethecomparativeformsofthefollowingadjectivesandadverbs?S1:Smart-smarter;fast-faster;high-higherT:通過(guò)這三組詞匯，我們不難總結(jié)出：一般在詞尾＋er.Pleasefillintheblanks:S2:tall-taller,small-smaller,long-longer.hard-harder總結(jié)規(guī)則變化2：以不發(fā)音字母e結(jié)尾的詞一般在詞尾加r.T:LastNationalHoliday,Wewenttoamuseum.Thismuseumisclosertoourhome,andit’slargerthananyothermuseum.Welovethisplacesomuch.S3:close-closer;large-largerT:Canyousummarizethesecondgroupofcomparativeadjective/adverbchange?S4:以不發(fā)音字母e結(jié)尾的詞一般在詞尾加r.T:Pleasefillintheblanks:S5:late-later,nice-nicer;simple-simpler,wide-wider.總結(jié)規(guī)則變化3：以輔音字母加y結(jié)尾的詞把y去掉，加上ier.T:Thismuseumispopularamongthepeople.It’salwayscrowded.Sowewentthereearlierinthemorning.TheguidestherewerebusierbecauseoftheNationalHoliday.S6:early-earlier;busy-busierT:Canyousummarizethethirdruleofcomparativeadjectives/adverbschange.S7:以輔音字母加y結(jié)尾的詞把y去掉，加上ier.T:Pleasefillintheblanks.S8:lazy-lazier;easy-easier;funny-funnier;總結(jié)規(guī)則變化4：?jiǎn)卧糸]音節(jié)形容詞雙寫(xiě)未尾字母加er.T:Summeriscomingandtheweatherisgettinghotterandhotter.IwanttobuysomeicecreamforJasonandElsa.ButElsasaidthatalthoughittastesgood,shedidn’twanttoeatitbecauseshedidn’twanttobefatter.S9:hot-hotter,fat-fatter.T:我們一起來(lái)總結(jié)一下形容詞/副詞比較級(jí)的第四條變化規(guī)則：?jiǎn)卧糸]音節(jié)形容詞/副詞雙寫(xiě)未尾字母加er.T:Pleasefillintheblanks:thin-thinner,wet-wetter;big-bigger;總結(jié)規(guī)則變化5：雙音節(jié)和多音節(jié)詞一般在單詞前加more.T:Inaword,JasonisalotmoreoutgoingthanElsawhileElsaismuchmorecreativethanJason.outgoing-moreoutgoing;creative-morecreativeT:形容詞/副詞比較級(jí)的第五條變化規(guī)則比較簡(jiǎn)單，你可以試著總結(jié)一下嗎？Ss:雙音節(jié)和多音節(jié)詞一般在單詞前加more.T:Pleasefillintheblanks:S10:beautiful-morebeautiful;difficult-moredifficult;expensive-moreexpensive總結(jié)不規(guī)則變化：T:除了以上5個(gè)規(guī)則變化以外，還要記住常見(jiàn)的不規(guī)則變化，例如：原級(jí)比較級(jí)good/wellbetterbad/badlyworsemany/muchmorelittlelessfarfarther/furtheroldolder/elder總結(jié)as...as..結(jié)構(gòu)表述兩者之間的相同之處：T:Allinall,althoughmytwokidsaredifferentfromeachother,JasonisasseriousasElsa.Heisalsoashard-workingashissister.Theybothliketostudy.Ss:asseriousas;ashard-workingasT:形容詞/副詞的比較級(jí)，不僅可以用than進(jìn)行比較，還可以用as+形容詞/副詞的原級(jí)+as表述兩者之間的相同之處。Pleasetranslatethissentence:S11:我認(rèn)為科學(xué)與數(shù)學(xué)同等重要。Ithinkscienceisasimportantasmath.Step3:PracticeT:關(guān)于形容詞/副詞比較級(jí)的變化規(guī)則，你學(xué)會(huì)了多少呢？我們一起來(lái)練一練。Theredsweateris_________(cheap)thanthatbluecoat.Lessononeismuch_________(easy)thanlessontwo.Ifeelmuch_________(well)today.Englishis______________(popular)thanJapanese.Heisas_________(funny)ashis