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牛津小学英语4BUnit4Buyingfruit第一课时公开课教案一教学内容B.Look,readandlearnC.AskandanswerD.Lookandsay二教学目标1、能听得懂、会说、会读和会拼写单词apples,oranges,bananas,peaches,grapes,pineapple,watermelon,pears.2．能听得懂、会说、会读和会写句型Whatarethese/those?They’re…Howmanykilos?…kilos,please.3．能听得懂、会说和会读日常交际用语CanIhelpyou?I’dlikesome…三教学重点和难点1.能听得懂、会说、会读和会拼写单词apples,oranges,bananas,peaches,grapes,pineapples,watermelons,pears.2.能听得懂、会说、会读和会写句型Whatarethese/those?They’re…Howmanykilos?…kilos,please.四课前准备课件，录音机，磁带，水果五教学过程Step1.Warming-upandlead-in1.Greetings2.Singasong《Sweetapple》3、ReviewandWarm-up(1)T：Hello,…!Howoldareyou?(3人)S:I’meleven.T:Whatdoyouwanttobe?S:Iwanttobea….(2)T:You’vedoneagoodjob!Here’sanappleforyou.Doyoulikeapples？S1:Yes，Ido.(多问几个学生，激起学生的学习兴趣，创造良好的课堂氛围。)T：Doyoulikeapples?S2:Yes,Ido.T:Here’sanappleforyou.S2:Thankyou.T:Notatall.4、Presentthetitle.(1)Ifwewalkedforalongway,youfeelhotandthirsty,whatdoyouwanttobuy?(课件出示buy买)S:Iwanttobuy….T:Metoo.Iwanttobuysomefruit,too.(课件出示：fruit、后出示课题：Buyingfruit)(3)Readthetitle.BuyingfruitT:Let'sgotothefruitshoptoseewhichfruitwecanbuy,ok?Step2、PartBLook,readandlearn1、presentation①T：What’sthis?Ss:It’sanapple.（多媒体呈现“一个苹果anapple”）师领读，注意字母“a”的发音：['æpl]。让生拼读。T:Whatarethese?Ss:They’reapples.(黑板上呈现句型，屏幕“apples”)领读apples；领读黑板上的句型；教单词“these”。②（多媒体出示：apineapple图文）T:What'sthis?Canyoureadit?Ss:….T:Howtorememberthisword?Read“pineapple”（轮读，齐读）T:Whocanspellthisword?(撤出单词，看图拼出单词)（多媒体出示：pineapples图）T：Thisisapineapple.Theseare…..S:pineapples.(呈现pineapples文)T：What’sthis?Ss:It’sapineapple.T：Whatarethese?Ss:Theyarepineapples.③（呈现“一个橘子”图）T:What’sthat?Ss:It’sanorange.T：Spell.(个别提问)Ss:….（呈现orange文及音标：['ɔ:rindʒ]）(呈现“一些橘子”图)T:Whatarethose?Ss:Theyareoranges.（屏幕呈现oranges）(呈现黑板上的板书、读句型，教授单词those)④（呈现“一根香蕉”）T：What’sthat?Ss:It’sabanana.（呈现音标：[bə'nɑ:nə]，(呈现“一些香蕉”图片)T：Whatarethose?Ss：They’rebananas.（注意“s”的发音[z]）⑤（呈现pear图文）T：Isitabanana?Ss:No.It’sapear.(呈现pears图)T：Whatarethese?Ss:They’rePears.（呈现文并注意ea的发音[pɛə]）⑥（呈现peaches图）T：Aretheypears?Ss:No,theyaren’t.T：Whatarethese?Ss:They’repeaches.（拼读并注意ea的发音[pi:tʃ]）⑦T：Oh,I’mhotandthirsty.Iwanttodrinkaglassofjuice.T:Great!Wouldyouliketodrink?S:Yes!(drink)T:Isitorangejuice?S:No.T:Isitapplejuice?S:No.T:It’s….S:Grapejuice.（呈现Grape图文）….S:Grape.(注意s的发音[s])师领读，拼读并注意a的发音[greip]（呈现grapes图文）T：Whatarethose?Ss:Theyaregrapes.⑧T：Whatarethose?Ss:They’rewatermelons.(师领读，轮读，注意a的发音['wɔ:tə,melən])2.listenandreadappleapplesorangeoranges[æ][z][i][iz]bananabananaspeachpeaches[ə][ɑ:][ə][z][i:][iz]grapegrapespineapplepineapples[ei][s][z]watermelonwatermelonspearpears[ɔ:][z][ɛ][z]列出pear和peach，比较ea的不同发音，并列举出同样发音的单词：pearpair[ɛ];peacheatearteaeat[i:]判断下列单词中划线部分发音是否相同:applegrape（）peachpear（）watermelonpeach（）orangepineapple()3、总结单复数变化规则:(1)一般情况下，后直接加-s，如：pears,watermelons;(2)以s.x.sh.ch结尾，加-es，如...