,PEP 五年级上册,数词,专项复习课件,掌握数词的知识，并会在实际生活中运用。,学习目标,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。,王牌对王牌,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),110 one two three four five six seven eight nine ten,1119 eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen,一百 一千 一万 十万 一百万,知识拓展,one hundred one thousand ten thousand one hundred thousand one million,一千万 一亿 十亿 一百亿 一千亿 数十/百/千/百万,ten million one hundred million one billion ten billion one hundred billion tens/ 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！,课后作业,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。,Thank you!,