(2)多位数的基数词变成序数词.只需将末位数词变成序数词.前边的数词不变.如: twenty-onetwenty-first ninety-fiveninety-fifth one ——青夏教育精英家教网—

(2)多位数的基数词变成序数词.只需将末位数词变成序数词.前边的数词不变.如: twenty-onetwenty-first ninety-fiveninety-fifth one hundred and twentyone hundred and twentieth (3)序数词的前面一般要带定冠词the.但序数词前面如果已经有物主代词my, your, his, her等.则不能再用定冠词the.如: the first lesson第一课 my first teacher我们的启蒙老师 (4)英语序数词也可以用阿拉伯数字加上该序数词的最后两个字母来表示.如: first1st second2nd thirty-second32nd (5)序数词前有时也可以用不定冠词a / an.这时已不表示在具体范围内的“第几 .而表示没有范围的.除以上数量外的“又一个.另一个 .如: We’ll have to do it a third time. 我们要重做一次. They’ll have a second daughter soon. 不久.他们又将有一个女孩. 7. game的用法 game作名词.其含义很多.主要意思有: (1)游戏.玩耍.娱乐.运动.比赛.如: What a game!多好玩! basketball game篮球比赛 computer game电脑游戏 play games玩游戏 (2)运动会:the Olympic Games奥林匹克运动会【查看更多】

题目列表(包括答案和解析)

小博士：仔细观察下面的基数词和对应的序数词的区别和变化，你会发现这种变化是有规律的，你能归纳出来吗？请根据规律填出所缺的基数词和序数词，并特别注意黑体字的词。

one	first	eleven	eleventh	twenty-one	twenty-first
two	second	twelve	twelfth	twenty-two	twenty-second
three	third	thirteen	thirteenth	twenty-three	twenty-third
four	fourth	fourteen	fourteenth	twenty-four	______
five	fifth	fifteen	______	twenty-five	twenty-fifth
six	sixth	sixteen	sixteenth	twenty-six	twenty-sixth
seven	______	seventeen	seventeenth	twenty-seven	twenty-seventh
eight	eighth	eighteen	eighteenth	twenty-eight	twenty-eighth
nine	ninth	nineteen	nineteenth	twenty-nine	twenty-ninth
ten	tenth	twenty	twentieth	thirty	thirtieth
thirty-one	thirty-first fortieth ninetieth		hundred	hundredth
forty			thousand	thousandth
ninety			million	millionth