内容正文:
数词专项复习
数词 常考考点
数词(Numeral),简称(num),是指表示数目多少或顺序多少的词。英语的数词可以作句子的主语、宾语、表语和定语。数词分为两大类,即基数词和序数词。基数词表示数目,如:one,two,three,four……;序数词表示顺序,如:first,second,third,fourth……序数词前一般要加the。
基数词
基数词用来表示数目多少,它包括表示数字的所有单词,记忆这些数字可以用数字构成分类记忆法。
1.1 基数词的构成
1-12的数字
个位数和10,11,12这些数字是一个单词独立的成数。
1 - one
2 - two
3 - three
4 - four
5 - five
6 - six
7 - seven
8 - eight
9 - nine
10 - ten
11 - eleven
12 - twelve
13-19的数字
13-19的数字的单词由对应的个位数加后缀teen构成,但要注意13、15、18基数词构。
13 - thirteen
14 - fourteen
15 - fifteen
16 - sixteen
17 - seventeen
18 - eighteen
19 - nineteen
20-99的数字
20-90的整十位数--由2-9加后缀ty构成,注意20,30,40,50,80的构成。
21-99的非整数--由“整十位数-个位数”构成,十位数与个位数之间用连字符"-"连接。
20 - twenty
22 - twenty-two
30 - thirty
33 - thirty-three
40 - forty
44 - forty-four
50 - fifty
55 - fifty-five
60 - sixty
67 - sixty-seven
70 - seventy
71 - seventy-one
80 - eighty
88 - eighty-eight
90 - ninety
96 - ninety-six
100-999的数字
100-900的整百位数 --由1-9后面加hundred(百)构成。
101-999的非整百位数 -- 由“整百位数 and 整十位数-个位数”构成。如果没有整十位数或个位数则没有“-”。
100
a/one hundred
101
one hundred and one
200
two hundred
232
two hundred and thirty-two
300
three hundred
320
three hundred and twenty
400
four hundred
444
four hundred and forty-four
500
five hundred
507
five hundred and seven
600
six hundred
621
six hundred and twenty-one
700
seven hundred
796
seven hundred and ninety-six
800
eight hundred
811
eight hundred and eleven
900
nine hundred
999
nine hundred and ninety-nine
1.2 基数词在句中的功能
(1) 作主语
Three will be enough.
三个就够了。
Two of the girls are from California.
姑娘在有两个来自加州。
(2) 作定语
The river is about eighty miles long.
这条河大约八十英里长。
Over 4,650,000 workers were involved in the strikes.
有四百六十五万工人参加了这次罢工。
(3) 作宾语或介词宾语
I read four of her novels.
我看了她写的四本小说。
"How many workers do they employ?" "Over two hundred, I think."
“他们雇佣了多少工人?”“我想有两百多吧。”
The city has a population of three million.
这座城市有三百万人口。
(4) 作表语
He was a little over five.
他才五岁多一点。
Its population is nearly two million.
它的人口接近两百万。
I’m fourteen and she’s twelve.