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1、中考英语专题复习 数 词,掌握基本的英语语法知识，要求在阅读、写作等过程中能够正确运用这些知识，达到获取有关信息和基本表达、交流思想的目的。具体需要掌握的内容如下： 初中英语中考总复习项目 一.名词的数和格的构成形式及其用法及主谓一致； 二.代词；三.冠词和数词； 四.形容词和副词及其比较级和最高级的构成形式及其用法； 五.情态动词和助动词； 六.动词的时态和语态的构成形式及其用法 七.非谓语动词的构成形式及其用法； 八.各类从句的构成及其用法； 九.反意疑问句和感叹句,语法测试要求,数词-就是表示事物的数量和顺序的词,分为基数词和序数词两种。,数词,基数词,序数词,表示事物的数量,表示事物的
2、顺序,一. 基数词,(1)1-12分别由从one到twelve12个各不相同的词表示。,0 zero 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve,基数词,构成方法如下：,13 thirteen 14 fourteen 15 fifteen 16 sixteen 17seventeen 18 eighteen 19 nineteen,(2)13-19均以后缀-teen结尾。,20 twenty 30 thirty 40 forty 50 fifty 60 six
3、ty 70 seventy 80 eighty 90 ninety,(3)20-90的整十数词均以后缀-ty结尾。,表示“几十几”时, 个位和十位之间需加连词符, 如: twenty-one, thirty-two, forty-three.,(4)三位数数词: 百位和十位(若无十位则和个位)之间用and连接,十位和个位间用“-” 连接。 156 one hundred and fifty-six; 810 eight hundred and ten 204 two hundred and four;,(5) 1,000以上的数字,从右往左数,三位一组,每三位数加一逗号“,”;第一个“,”号前
4、为thousand(千), 第二个“,”号前为million(百万),第三个“,”号前为billion(十亿) 。,万以上的数字读法特点,6, 500, 431, 729,hundred,thousand,million,billion,注意每三个数为一个单位，按照百、 十、个向下读。,6，500，431，729,seven hundred and twenty-nine,thousand,million,billion,six billion,five hundred million,four hundred and thirty-one thousand,hundred,100 one /
5、 a hundred 1,000 one thousand 10,000 ten thousand 100,000 one hundred thousand 1,000,000 one million,26 twenty-six 260 two hundred and sixty 2,261 two thousand, two hundred and sixty-one 2,026 two thousand and twenty-six 1,200,226 one million, two hundred thousand, two hundred and twenty-six,one bil
6、lion, nine hundred and eighty-seven million, six hundred and fifty-four thousand, three hundred and twenty-one,seven million, six hundred and fifty-four thousand, three hundred and twenty-one,four thousand, three hundred and twenty-one,7,654,321,1,987,654,321,4,321,注意: hundred, thousand, million前面如果
7、有具体数字,要用单数形式;但如果它们后面有of,那它们要用复数形式,同时,前面不能再加具体的数词。,hundred, thousand, million前边有数字不加s;后边有of加s。,基数词+,hundred thousand million,表示具体数字,表示具体、准确的数目时, hundred, thousand, million等词后不能加-s,如: five hundred, six thousand, seven million 等。,hundreds thousands millions,+of,表示概数,当hundred, thousand等数词与of 连用, 表示不具体、不
8、准确的数目时, 词尾须加-s。如: thousands of students, millions of trees.,1.two thousand children 两千个小孩子 thousands of fish 数千条鱼, 成千上万条鱼 2. five hundred women 五百位妇女 hundreds of sheep 数百只绵羊, 成百上千只羊 3. six million dollars 六百万美元 millions of mice 数百万只老鼠,thousand 与 thousands of,Thousands and thousands of people have vi
9、sited the city.,若表示某一个数是某些特指人或东西中的一部分, hundred等后面可跟of。,two hundred of the students 这些学生其中的二百个,比较: two hundred students 二百个学生,one student, one of the students,a few后常接 hundred; many后常接hundreds of; several后常接hundred或hundreds of。,a few hundred men几百人 many hundreds of men几百人,1. If a = 3, b=4, whats the
10、answer to the problem, a+2ab+1=? The answer is _. A. twenty eight B. twenty-eighth C. twenty-eight 2. In our school several _ students are able to search the Internet. A. hundred of B. hundreds of C. hundred,C,BC,3. Many _ sheep were killed in the accident. A. thousands of B. thousand C. thousands 4
11、. There are over nine _ workers in the factory, but _ of young people hope to work in it. A. hundred; hundreds B. hundreds; hundreds C. hundreds; hundred,A,A,Our summer holiday is coming. Two _ the students in our school will go to the beach. (2003重庆) A. hundred B. hundreds C. hundred of D. hundreds
12、 of,若表示某数是某些特指人或东西中的一部分, hundred 后可跟of。 one student, two hundred students; one of the students, two hundred of the students,当心,C,dozens of, scores of许多，大量, hundreds of, millions of, tens of thousands of, hundreds of thousands of, tens of millions of等结构可用来表示不确定的数量。,4. tens of hundreds of + pl.n. 数千,
13、Tens of thousands of animals are losing their home. 数以千记的动物正丧失着它们的家园. 5. tens of thousands of + pl.n. 成千上万的, 数万的 6. hundreds of thousands of + pl.n. 上十万的, 数十万的 7. thousands of thousands of + pl.n. 上百万的,数百万的,The big earthquake killed _ people. A. hundreds of thousands of B. several million of C. many
14、 thousand of D. hundreds of thousand,A,In 1984, there was a serious accident in India and _ of people were injured. A. hundred thousand B. hundreds of thousands C. hundred of thousands D. hundreds of thousand,【简析】 hundreds of thousands of 数十万。,B,二. 序数词,序数词,1 = one 1st = first 2 = two 2nd = second 3
15、= three 3rd = third 4 = four 4th = fourth 5 = five 5th = fifth 6 = six 6th = sixth 7 = seven 7th = seventh 8 = eight 8th = eighth 9 = nine 9th = ninth 10 = ten 10th = tenth,11 = eleven 11th = eleventh 12 = twelve 12th = twelfth 13 = thirteen 13th = thirteenth 14 = fourteen 14th =fourteenth 15 = fifteen 15th = fifteenth 16
