资源简介

语法——数词
Part 1:知识点
基数词和序数词：
1.基数词用于表示数量多少
1-12的基数词：one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve
13-19的基数词：（以-teen结尾）
thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen
21-29的基数词：（十位数和个位数之间要用“-”连接）
twenty-one, twenty-two, twenty-three, twenty-four, twenty-five, twenty-six, twenty-seven, twenty-eight, twenty-nine
20-90的基数词：（以-ty结尾）
twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety
百位数：（百位数和十位数之间加and）
one hundred, two hundred, three hundred, four hundred, five hundred
six hundred and seven-five(675)
eight hundred and one(801)
千位数：
one thousand, nine thousand,
four thousand and one hundred and five(1105)
ten hundred(10000)（英语中没有“万”，用thousand表示）
five hundred and two thousand six hundred and eighty-three
(502683)
2.序数词用于表示次序
区别：基数词前面没有the，序数词前一定要有the。
序数词第1-19一般在基数词后加“th”，特殊的有：第一first, 第二second, 第三third, 第五fifth, 第八eighth,第九ninth, 第十二twelfth
十位数的序数词（先把十位数的基数词的词尾变y为i,再加eth）：第二十twentieth，第三十thirtieth
十位数的序数词如果含有1-9的个位数时，十位数用基数词，个位数用序数词，中间用“-”连接：twenty-sixth, seventy-fifth
Part 2:练习
一、选择。
（ ）1.There are __________ days is a year.
three hundred and sixty five
three hundred and sixty five
three hundreds and sixty five
three hundreds and sixty-five
（ ）2.______ people visit this museum every day.
A.Hundred B.Hundreds C.Hundred of D.Hundreds of
（ ）3.There are three ________ people in the hall.
A.hundred B.hundreds C.hundreds of D.hundred of
（ ）4.____ trees have been planted in our school in the past ten years.
Thousands of B.Two thousands
C.Thousand of D.Two thousand of
（ ）5.My brother is in ________.
Three Class, One Grade
Class Three, Grade One
Grade One, Class Three
D.class three, grade one
答案：1-5CDAAB

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