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高中英语语法复习要点:数词语法复习要点

编辑:sx_xingt

2013-04-09

【摘要】英语语法对于学习英语也是非常重要的一部分,语法更是英语的交流写作基础。所以小编为您编辑了此文:“高中英语语法复习要点:数词语法复习要点”,希望能给您带来帮助。

本文题目:高中英语语法复习要点:数词语法复习要点

高考重点要求:

1.掌握基数词、序数词、分数词、倍数、百分数、年月日、钟点、年龄、序号的基本用法。

2.掌握不定数量词、约数词的表达方法。

数词在各个题项中,单选、阅读、听力、写作中发挥着很强的作用,往往用以说明事实的精确性和可信性。数词是由两大部分构成的即基数词和序数词,而其他数字表示法如分数,小数等均由这两大部分的不同组合而构成。

(一)基数词:表示数目的词为基数词,它的构成如下表:

范 围特 点实 例

1~12无规律 one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve

13~19以teen为结尾 thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen

20~90以ty结尾 twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety

21~99十位与个位之间要加连字符 “-” twenty-five, sixty-five, ninety-nine

101~999百位与十位之间通常用and three hundred and twenty-five(美语中常将and省略)

千以上 6275—six thousand two hundred and seventy-five;1200—twelve hundred

(二)序数词:表示顺序的数词为序数词,它的构成如下表:

范 围特 点实 例

1~19各基数词尾加th其中七个例外:first, second, third, fifth, eighth, ninth, twelfth, 其余,如:four — forth, six — sixth, nineteen — nineteenth

20,30~90把y变i后加eth twentieth, fortieth, ninetieth

21以后多位数最后一个数用序数词,其余用基数词 21st — twenty-first, 110th — one hundred and tenth

(三)数词的用法:

1.英语中年月日、点钟、序数词、分数词、算式列表

示例英语表示法

2001.6.30June 30,2001 30June,2001 30thJune, 2001

7:25seven twenty-five twenty-five past even

12:54twelve fifty four six to one

9:15nine fifteen a quarter past nine

2:30two thirty half past two

21:50twenty-one fifty 9:50p.m.

第21twenty-first

第123one hundred and twenty-third

a half

two and two-fifths

 

20%20 per cent 20 percent

第七路公共汽车Bus Number Seven

第201房间Room 201

人民路153号153 Renmin Road

4+8 =12 Four plus eight is twelve

11-7=4Eleven minus seven is four.

6×5=30Six times five is thirty.

20÷5=4twenty divided by five is four.

A>BA is more than B.

A

A≈BA is approximately (近似地, 大约)equals to B.

A≠BA is not equal to B.

2.约数表示法列表

含义英语表达例句

大于某数more than He has lived here for more than twenty years.

overshe is over fifty.

or moreThere're thirty people or more in the meeting-room.

小于某数less thanI have less than (not more than )fifty dollars.

underChildren under seven are not allowed to enter.

belowHe would not sell it for below a hundred fifty dollars.

or lessThe coat might cost him sixty dollars or less.

大约(某数)nearlyShe is nearly fifty now.

almostIts almost three o'clock.

up to Up to ten men can sleep in this tent.

or He spent four or five days writing the article.

or so The distance is twenty miles or so.

aboutI visited that village about three years ago.

someTheir team has some four or five players.

more or lessThe container can hold more or less twenty pounds of water.

around/roundLet's make it round/around eight o'clock.

3.不定数量词“多”的表示法列表

被修饰名词的数英语表达汉译

修饰可数名词dozens of 几十、许多

scores of 许多

many, a good(great) many, many a (饰单数可数名词)许多、大量

hundreds of 数以百计

标签:英语语法

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