Unit9It’sonehundredPeriod1一、教学目标：语言：homework,right,wrong,1-100数字句型：fortyandtwentyissixty;isitright?应用目标：“pleasethinkagain”;英语表达一百以内的加法二、教学重难点：重点homework,right,wrong,1-100数字难点区别fifteen与fiftyTwo,twelve,twenty;three,thirteen,thirty;four,fourteen,forty;five,fifteen,fifty三、教学准备:课件四、教学步骤Step1Warmingup1、Greetngs2、Listento“NumbersSong”Step2Presentation1,Review①Thenumbers1-12(无规律)②Thenumbers13-19(有规律)③Number20(由加法算式引出)2,学习加法算式表达方式19+1=20Nineteenandoneistwenty.…and…is…3.Practice用英语表达4道20以内的加法算式4,Learnthenewwords(accordingtothepicture)Homework,right,wrong5,Learnthenewnumberwords①由13-19和20做比较找规律引出30，如此类推40-90②然后总结30-90数字单词规律③引出100④再学习数字单词几十几(用加法拆开成几十加几,对应写出单词,用连字符连起来)接着总结规律6,Learnthedialogue①Asktwostudentstoreadthedialogue,andtheothersstudentslistencarefully②Andfindtheanswerstothethreequestions③Threestudentsinagrouppracticethedialogue④TwogroupstoacttheirdialogueinfrontofclassStep3Conclusion1,1-100数字单词2，加法算式表达方式Step4Homework1,ReadthenewwordsandsectionA2,写三道100以内加法算式,并用英语表达出来
