序数词Michelle.ppt

序数词Michelle.ppt序数词 ordinal number 授课老师:张白美 Michelle Let's enjoy a piece of music and review numbers together ? Ten little Indians 数词可分为基数词(cardinal numbers) 和序数词(ordinal numbers) ? one, two, three, ten... 等表示数目多少的叫基数词,基数词可以用来表示数目、时间、年龄、价格、班级、电话号码、公车等。? are forty students in our class. ?? We get up at six o'clock. ?? I am nine years old. ?? A hamburger is ten dollars. ?? I am in Class four Grade three . ?? telephone number 204-2244 读作 two zero four two two four four ?? Bus (No.) 11 How many + 复数+ are there ? “有多少? ”? How many classrooms are there in your school? ? Twelve. ? There are twelve. ? There are twelve classrooms in my school. ? How many students are there in your class? ? How many seasons are there in a year? 躲炸弹 Bomb game ?游戏说明:老师将一个数字单词设为炸弹,然后开始单词操练,点到“炸弹”(3的倍数)时学生不能跟读,而应抱头趴在桌上并说‘ Bomb'. Are you ready? ? one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen een twenty twenty-one twenty-two twenty- three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine thirty ... What's ordinal number? 什么叫序数词? ?表示“第几”顺序的词叫序数词。一般与与之相应的基数词加词尾-th 构成。请将基数词转换成序数词 one two three four five six seven eight nine ten first second third four th fif th six th seven th eight h nin th ten th eleven twelve thirteen fourteen fifteen twenty thirty twenty-one twel f th twent ie th thirt ie th twenty - first 序数词有时用缩写形式? first ---1st ? seco nd ---2nd ? thi rd ---3rd ? four th ---4th ? twenty-first ---( ) ? forty-third---( ) ? fifty-fifth---( ) ? sixty-second---( ) 序数词有时用缩写形式? first ---1st ? seco nd ---2nd ? thi rd ---3rd ? four th ---4th ? twenty-first ---( 21st ) ? forty-third---( 43rd ) ? fifty-fifth---( 55th ) ? sixty-second---( 62nd )