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英语九年级【知识精讲】10.数词(2)序数词 课件
展开(1)从第一至第十二:ne — first tw — secnd three — third fur — furth five — fifth six — sixth seven — seventh eight — eighth nine — ninth ten — tenth eleven — eleventh twelve — twelfth(2)第几十的变化,需要将y变为ie,再加th:twenty — twentieth thirty — thirtieth frty — frtieth fifty — fiftieth(3)表示第几十几,第几百几十几时,需要将个位数词变为序数词:twenty-ne — twenty-first thirty-five — thirty-fifth ne hundred and twenty-ne — ne hundred and twenty-first
有时,序数词可以用缩写形式来表示。(1)需牢记: first — 1st secnd — 2nd third — 3rd (2)有规律:furth — 4th sixth — 6th twentieth — 20th (3)第几十几:阿拉伯数字+个位数字的缩写后尾 twenty-third — 23rd twenty-furth — 24th
(1)序数词表示顺序,前面必须加the,或者其他限定词: I gt the first prize in the cntest. He is the first ne t reach the schl.(2)日期的表达用序数词: 5月8日:the eighth f May / May the eighth 9月23日:the twenty-third f September / September the twenty-third(3)表示顺序、编号,一般置于名词前: 第二单元:the secnd unit 第20页:the twentieth page
(4)序数词用于分数的表达中:分母用序数词,分子大于一时,序数词用复数。 四分之三:three furths 三分之一:ne third(5)序数词用于最高级的表达中:the+序数词+最高级+名词单数 The Yellw River is the secnd lngest river in China.(6)区别:the+序数词+名词 a+序数词+名词 It was the secnd time fr me t visit the Great Wall. We have tried it fr three times. Must we try it a furth time?
(1)用作主语:The first is better than the secnd.(2)用作表语:She was the furth in the exam.(3)用作宾语:He likes the third.(4)用作定语:January is the first mnth f the year.(5)用作同位语:Li Ming, the first, here.
单项选择We’ve failed three times in the experiment, s we’ll have t d it time.A. furB. a furthC. furthD. the furth
单项选择—Ang Lee, a Chinese directr, wn the Best Directr again in his_______ last year.—Hw great he was! It was his ______ time t win an Oscar.A. fifty, twiceB. fiftieth, secndC. fifties, secndD. fifties, tw
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