2023学年完整公开课版四年级上unit91

Unit9It'sonehundredAnnehassometroublesindoingmathhomeworAnne在做数学作业时遇到了困难。Let’shelpher!让我们来帮帮她吧！Anne'shomewor153=181812=30FifteenandthreeiseighteenEighteenandtwelveis√Yes,it’srightIsthisright2030=40Twentyandthirtyis×√IsthisrightfiftyfortythirtyNo,it’swrongCanyoufindtherules你能找到规律吗？twentythirtyfortyfiftysityseventyeightyninety2030405060708090★20-90词尾都有一个tyathPeter对自己的数学作业很有信心。Let'schecitout。让我们来检查一下吧！________and______is___________Seventysiseventy-si________and______is___________Sityfivesity-five________and______is___________Eightyseveneighty-seven________and______is___________Ninetynineninety-nine√√√√eworonehundredCanyoufindtherules你能找到规律吗？21twenty-one32thirty-two43forty-three54fifty-four65sity-five76seventy-si87eighty-seven98ninety-eight99ninety-nine★几十几数词的表达：先说几十，再说几，中间连字符别忘记。连字符twenty,one,Twentyandone/istwenty-onethirty,two,Thirtyandtwo/isthirty-twoeighty,four,Eightyandfour/iseighty-fourninety,nine,Ninetyandnine/isninety-nineLet'schantCanyoucounttheminEnglish你能用英文算出这些算式吗？100ListenandsayWhoisrightWhoiswrongLet’swatchandreadIsthisright，MissLi？Yes,it’srightGood!ThanyouPleasethinagainForty-siandfifty-fouris…Oh!I’mwrong!It’sonehundredthreethirteenthirty听录音并跟读，模仿语音语调会更棒哦！Isthisright，MissLi？Yes,it’srightGood!ThanyouPleasethinagainForty-siandfifty-fouris…Oh!I’mwrong!It’sonehundredTas1Anne,issLi任务一：课文重现Tas2createyourownstory任务二：自选数字，进行对话A:Hi,人名B:Hi,人名）A：Looatmyhomewor____and____is____IsthisrightB:Yes,it'srightA:andisIsthisrightB:No,it'swrongPleasethinagainA:Oh,it's任选其一Numbers…everywhere无处不在schoolmarethomeNumbersinschoolscores分数onehundredNumbersinschoolschoolnumber学号forty-oneNumbersathometemperature温度twenty-fiveNumbersathomeTVseries剧集twenty-eightNumbersinthemaretprice价格sity-siNumbersatmaretweight重量twenty-siNumbersareeverywhereinourlifeAsmallnumbercanmaeabigdifference数字在我们的生活中无处不在，一个小小的数字可能就有很大的影响。Homewor家庭作业1Trytocountfrom1-