小学英语语法词汇-数词

词法大全（四）-数词
Contents
基数词
序数词
分数、小数、百分数
时间的表达
日期的表达
大显身手
数词
基数词
0-12 zero one two three four five six seven eight nine ten eleven twelve
13-19 thirteen fourteen fifteen sixteen seventeen eighteen nineteen
20-99 twenty twenty-one twenty-two twenty-three twenty-four
twenty-five twenty-six
twenty-seven twenty-eight twenty-nine thirty forty fifty sixty
seventy eighty ninety
100 及以上one hundred one hundred and one one hundred and two
数字的英文读法
hundred thousand million billion
284 two hundred and eighty-four
5599 five thousand five hundred and ninety-nine
3758590 three million seven hundred and fifty-eight thousand five hundred and ninety 72893934900 seventy-two billion eight hundred and ninety-three million nine hundred and thirty-four thousand and nine hundred
注意
three hundred five thousand eight million several thousand
hundreds of 数以百计的，成百上千的
thousands of 数以千计的，成千上万的
millions of 数百万的，成百上千万的
billions of 数十亿的
序数词
first second third
fourth fifth sixth
seventh eighth ninth tenth
twentieth sixtieth eightieth
thirty-first forty-second fifty-ninth
基变序，有规律，一、二、三，个别记；
-th 从四起，八加-h，九去-e；
-ve 要用-f 替，以y 结尾变-ie；
几十几，几百几，首词不变尾变序。

注意
序数词前通常加the，如the first
如序数词前有物主代词，则不加the，如my second English teacher
分数
读法：分子用基分母序
分子大于1，分母用复数
1/2 a half
1/3 one third
1/4 one fourth 或a quarter
2/3 two thirds
百分数
读法：数字＋percent
30% thirty percent
小数
读法：数字＋point＋单个数字
0.1 zero point 1
0.01 zero point zero one
12.53 twelve point five three
超级考点
70 percent of the earth’s surface is water.
Three fourths of the students are from America.
主语中包含分数时，谓语动词的单复数与分数无关。

时间的表达
3:00 three o’clock
直接表达法
2:35 two thirty-five
8:49 eight forty-nine
间接表达法
前半小时（包括半小时）
4:20 twenty past four
9:30 thirty past nine or half past nine
后半小时
7:35 twenty-five to eight
11:45 fifteen to twelve or a quarter to twelve
日期的表达
美式July 10(th), 2011 读法：July the tenth, two thousand and eleven 英式10th July, 2011 读法：the tenth of July, two thousand and eleven
大显身手
648
5880000
9:40
7:15
2008 年8 月8 日
1．--- What's the date today?
--- It’s.
A．Friday B．time to go
C．cloudy D．June 4th
2.Look! There are in the sky.
A．thousand stars B．thousand of stars
C．thousands of stars D．thousands of star 3．My brother is in .
A．Three Class, One Grade B．Class Three, Grade One C．Grade One, Class Three D．class three, grade one 4.Now let me have .
A．the third try B．a third try
C．third try D．this third try
5．Only three percent of the coats perfect.
A．is B．are
C．have D．has
Key：six hundred and forty-eight
five million eight hundred and eighty thousand
twenty to ten/ nine forty
a quarter past seven/ fifteen past seven/ seven fifteen
August 8, 2008/ 8th August, 2008
DCBBB。