1、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。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）onetwothreefourfivesevensixeightLets read!(读出下列单词，全对可得2分)110one two three four five six seven eight nine ten1119eleven twelve thirteen fourteen
2、fifteen sixteen seventeen eighteen nineteen一百一千一万十万一百万知识拓展one hundredone thousandten thousandone hundred thousandone million一千万一亿十亿一百亿一千亿数十/百/千/百万ten millionone hundred millionone billionten billionone hundred billiontens/hundreds/thousands/millions of序数词（写出下列词的序数词，全对得4分）onefirsttwosecondthreethirdf
3、ourfourthfivefifthsixsixthsevenseventheighteighthnineninthtententhtwenty-twentieththirty-thirtiethforty-fortiethfifty-fiftiethsixty-sixtiethseventy-seventietheighty-eightiethninety-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.twelfthsecondfirstfourthseven
