小学升初中英语序数词讲解及练习题一
基数词变序数词的规律:基变序,有规律
一、二、三、特殊记,词尾字母t,d,d
(first,second,third)
八减t,九去e,(eighth,ninth),f来把ve替
(twelfth)
单词ty作结尾,ty变成tie(twentieth)
若是碰到几十几,只变个位就可以
(twenty-first)序数词1stfirst2ndsecond3rdthird4thfourth5thfifth6thsixth7thseventh8theighth9thninth10thtenth11theleventh12thtwelfth20thtwentieth21sttwenty-first22ndtwenty-second29thtwenty-ninth30ththirtieth31stthirty-first40thfortieth50thfiftieth60thsixtieth70thseventieth80theightieth90thninetieth100thhundredth2
序数词的用途a
用来表示时间例如:2008年2月28日可以表示为February28th,2007b
用来表示顺序例如:Heisalwaysthefirsttocometoschool
他总是第一个来学校
用来表示楼层例如:Helivesonthefourthfloor
以下是表示月份的单词,同学们要牢记:January,February,March,April,May,June,July,August,September,October,November,December,数词的用法:一、表示事物的编号:如:theninthpart=partnine第九部分theFourthLesson=LessonFour第四课thesi