清新卡通人教版小学英语五年级下册数词专项复习课件.pptx

掌握数词的知识，并会在实际生活中运用。,游戏规则：按要求每完成一项任务即可获得相应的分数，满10分即可获得一张王牌。,什么是数词？,表示数目多少或顺序多少的词叫数词，数词分为基数词和序数词。表示数目多少的数词叫基数词；表示顺序的数词叫序数词。,基数词（看图说出英文数字，全对可得2分）,one,two,three,four,five,seven,six,eight,Lets read!(读出下列单词，全对可得2分),110one two three four five six seven eight nine ten,1119eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen,一百一千一万十万一百万,知识拓展,onehundredonethousandtenthousandonehundredthousandonemillion,一千万一亿十亿一百亿一千亿数十/百/千/百万,tenmilliononehundredmilliononebilliontenbilliononehundredbilliontens/ hundreds/thousands/ millions of,序数词 （写出下列词的序数词，全对得4分）,onefirst,twosecond,threethird,fourfourth,fivefifth,sixsixth,sevenseventh,eighteighth,nineninth,tententh,twenty-twentieth,thirty-thirtieth,forty-fortieth,fifty-fiftieth,sixty-sixtieth,seventy-seventieth,eighty-eightieth,ninety-ninetieth,巧记规则,一、二、三，特殊记，加th从4起，八少“t”，九去“e”，“ve”要用“f”替，(five, twelve)见“y”变成“i”和“e”，词尾加上“th”，(twenty , thirty,-ninety)若是遇到几十几，只变个位就可以。,练习巩固（全对可得2分）,1. December is the _ month of the year.2. Monday is the _ day of the week.3. I live on the _ floor. （1）4. Im hungry. Ive eaten three cakes. Would you please give me a_ one?5. There are _ days in a week.,twelfth,second,first,fourth,seven,同学们，看看你获得了多少分？ 加油！,1熟记本节课所学的单词和重点句型和语法。2完成配套的课后作业。,