20xx年中考英語知識點總復(fù)習(xí)數(shù)詞課件-展示頁
2025-06-21 04:44本頁面
【正文】 . five hundred eight hundred (2) 表示不確切數(shù)目時可以用復(fù)數(shù)形式，與 of連用表示 “ 數(shù)以 … .計的 ” ； hundreds of 成百上千 thousands of 成千上萬 . Thousands of trees must be planted every year. (3) 基數(shù)詞的復(fù)數(shù)形式可用來表示人的歲數(shù)和年代。 . She wrote a twothousandword position last night. Claude is an elevenyearold boy. I ‘ m a eighteen year old girl. Exercise － How many people will e to Beijing next year? (2022蕪湖 ) － It’s hard to say, ________ people, I think. A. million of B. millions of C. three millions D. three millions of Exercise In the past twenty years, many tall buildings have been built in our city. look! This is a ______. (09年天津中考 ) A. 70floor building B. 70floors building C. 70floor buildings floors building 基數(shù)詞 one two three five eight nine Twelve 序數(shù)詞 first second third fifth eighth ninth twelfth （ 1）第一 — 第十九的構(gòu)成 。 four fourth six sixth seven seventh eleven eleventh thirteen thirteenth fourteen fourteenth fifteen fifteenth sixteen sixteenth seventeen seventeenth eighteen eighteenth nieen nieenth （ 2）整十的數(shù)字序數(shù)詞的構(gòu)成方法：將對應(yīng)的基 數(shù)詞結(jié)尾 y變 i，再加 eth. . twenty twentieth thirty thirtieth forty fortieth fifty fiftieth sixty sixtieth seventy seventieth eighty eightieth niy niieth （ 3）表示 “ 幾十幾 ” 時，十位數(shù)的基數(shù)詞不變，只把個位數(shù)變成序數(shù)詞即可。 . 第一百 hundredth 第一千 thousandth 第一百萬 millionth 第十億 billionth 若是多位數(shù)，則前邊的數(shù)用基數(shù)詞，末尾數(shù)用序數(shù)詞。 . first 1st second 2nd third –3rd fourth4th twelfth12th twenty first 21 st fortyfifth 45 th one hundred and fiftythird 153 rd Exercise How old is your son ? . We had a special party for his birthday last Sunday . A. Nine 。 nine C. Ninth 。 ninth I think th
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