【#第一文档网# 导语】以下是®第一文档网的小编为您整理的《初中英语语法知识点整理总结-数词 》，欢迎阅读！
数词 分类：数词有基数词和序数词两种。英语的数词可以作句子的主语、宾语、表语和定语。 一）. 基数词：表示数目的词叫基数词。 1、 英语中常用的基数词有： 1 2 3 4 5 6 7 8 9 one two three four five six seven eight nine 13 14 15 16 17 18 19 thirteen fourteen fifteen sixteen seventeen eighteen nineteen 20 30 40 50 60 70 80 90 100 twenty thirty forty fifty sixty seventy eighty ninety one(a) hundred 23 35 twenty-three thirty-five 10 ten 11 eleven 12 twelve 101 one hundred and one 1000→one(a) thousand, 10000→ ten thousand, 100000→one hundred thousand , 1000000→one million,10000000→ten million, 100000000→one hundred million, 108→one hundred and eight, 146→one hundred and forty-six, 500→five hundred , 1001→one thousand and one, 1813→one thousand eight hundred and thirteen. [注意]： (1)百位与十位之间要加and；十万位和万位,亿位和千万位之间通常也要加and。 (2)英语用千、百万等单位计数,大数字从右向左看, 每隔三位划一逗号,倒数第一个逗号之前要用thousand,倒数第二个逗号之前要用million,倒数第三的逗号之前要用billion表示。 (3) hundred、 thousand、 million作数词时,不用复数,前面可以加上one, two, …等其它数词。用作名词时复数表示“成…上…”,后面必须要有of,前面可以加上some,many,several等词。如：five hundred(五百), hundreds of(成百上千的), ten thousand(一万), thousands of(成千上万的), millions of(成百万的) 二）. 序数词：表示顺序的数词叫序数词。 1、 英语的序数词基本变法： (1) 一般在基数词后加th, (2)-ve结尾的改为-fth, (3)-ty结尾的改为-tieth, (4)熟记特殊词。 2、序数词如下： 1st 2nd 3rd 4th 5th 6th 7th 8th 9th ※first ※second ※third fourth fifth sixth seventh eighth 20th twentieth thirtieth fortieth fiftieth sixtieth seventieth eightieth ninetieth one undredth 21st 22nd 23rd 35th 101st twenty-first twenty-second twenty-third thirty-fifth one hundred and first 13th thirteenth 30th 14th fourteent15th h 16th fifteenth 17th sixteenth 18th seventeen19th th eighteenth nineteenth 40th 50th 60th 70th 80th 90th 100th 10th ninth 11th tenth 12th eleventh twelfth 本文来源：https://www.dywdw.cn/9bbb3107ef630b1c59eef8c75fbfc77da269972b.html
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2022-12-15
