序数词变化规律.doc

《序数词变化规律.doc》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、一、序数词的定义表示顺序的数词叫做序数词，是由基数词变化而来的。二、序数词变化规律1、2、3，单独记，(one—first,two—second,three—third)th要从4加起，8少t，9去e，(eight—eighth,nine—ninth)ve用f来代替，(five—fifth,twelve—twelfth)y用ie来代替，(twenty—twentieth,thirty—thirtieth)几十几和几百几，只变个位记心里。(twenty-one—twenty-first)思考：hundred（百）的序数词是什么？一、写出

2、下列数字的序数词One—eleven—twenty-one—Two—twelve—twenty-two—twenty—Three—thirteen—twenty-three—thirty—Four—fourteen—twenty-four—forty—Five—fifteen—twenty-five—fifty—Six—sixteen—twenty-six—sixty—Seven—seventeen—twenty-seven—seventy—Eight—eighteen—twenty-eight—eighty—Nine—ninetee

3、n—twenty-nine—ninety—Ten—hundred—二、扩展January,February,March,April,May,June,July,September,October,November,December1.ChristmasDay(圣诞节)is_________.2.Labor’sDay(劳动节)is______.3.NewYear’sDay(元旦)is________.4.AprilFool’sDay(愚人节)is________.5.TreePlantingDay(植树节)is____________.

4、6.Children’sDay(儿童节)is_____7.Teachers’Day(教师节)is___________.