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-数词 2.ppt

发布:2017-05-31约6.41千字共29页下载文档
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Numbers 基数词          1. 基数词 表示数目的词称为基数词。其形式如下: A.从1——10 one,two,three,four,five,six,seven,eight,nine,ten. B.从 11——19 eleven,twelve, thirteen, fourteen, fifteen, sixteen, seventeen,eighteen, nineteen. 这里除 eleven, twelve, thirteen, fifteen, eighteen为特殊形式外,fourteen,sixteen,seventeen,nineteen都是由其个位数形式后添加后缀-teen构成。 C.从 21——99    整数几十中除twenty,thirty, forty,fifty,eighty为特殊形式外,sixty,seventy,ninety都是其个位数形式后添加后缀-ty构成。表示几十几时,在几十和个位基数词形式之间添加连字符“-”  21 twenty-one  76 seventy-six D.百位数 个数基数词形式加“hundred”,表示几百,在几十几与百位间加上and. 101 a hundred and one   320 three hundred and twenty 648 six hundred and forty-eight E.千位数以上 从数字的右端向左端数起,每三位数加一个逗号“,”。从右开始,第一个“,”前的数字后添加 thousand,第二个“,”前面的数字后添加 million,第三个“,”前的数字后添加 billion。然后一节一节分别表示,两个逗号之间最大的数为百位数形式。 2,648 two thousand six hundred and forty-eight 16,250,064 sixteen million two hundred and fifty thousand and sixty-four 5,237,166,234 five billion,two hundred and thirty-seven million,one hundred and sixty-six thousand,two hundred and thirty-four Learn how to say the following numbers (1) 100 one hundred (2) 1,000 one thousand (3) 200 two hundred (4) 1,000,000 one million (5) 210 two hundred and ten (6) 4,189 four thousand one hundred and eighty-nine (7) 15,362 fifteen thousand three hundred and sixty-two Pay attention: hundred, thousand and million have no “- s” after a number “ 1909 ” (1) If it is a date We say like this 1909 nineteen oh nine (2) If it is a telephone number We say like this 1909 one nine zero nine “o” in English we can say “oh” or “zero” Practise the following numbers in three ways : A. as an amount B. as part of phone number C. as a date 1814 2035 1666 1016 1902 1988 序数词 1. 序数词一般由基数词后加th构成,前面一般加定冠词the。 the eighte
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