资源简介

中小学教育资源及组卷应用平台
第三章 数词
一、数词的分类
1. 基数词：表示事物的数量
2. 序数词：表示事物的顺序
基数词 序数词 基数词 序数词 基数词 序数词
1 one first 8 eight eighth 15 fifteen fifteenth
2 two second 9 nine ninth 16 sixteen sixteenth
3 three third 10 ten tenth 17 seventeen seventeenth
4 four fourth 11 eleven eleventh 18 eighteen eighteenth
5 five fifth 12 twelve twelfth 19 nineteen nineteenth
6 six sixth 13 thirteen thirteenth 20 twenty. twentieth
7 seven seventh 14 fourteen fourteenth 21 twenty-one twenty-first
*基数词变成序数词的基本规律是在基数词后面加th，但有特例：
(1) 一二三特殊记
(2) 8去t，9去e，f来把ve替：5、8、9、12
(3) ty变成tie：20-90
(4) 几十几，个位数变序数词即可
二、数词的考点
1. hundred百 thousand千 million百万 billion十亿
score二十 dozen一打
口诀：前面有数字，不加s和of；前面无数字，加s和of
例1. There are about five______workers in our factory.
A. hundreds B. hundred
C. hundreds of D. hundred of
例2. There are about______workers in our factory.
A. hundreds B. hundred
C. hundreds of D. hundred of
*一个半小时”的表达 ：
one and a half hours/an hour and a half/one hour and a half
2. "-"的问题:"基数词+连字符+名词”
有-，不加s'；没有-，要加s'
a two-day holiday=two days' holiday
例3. Our school has a______holiday every year.
A. five day B. five days
C.five-days D.five-day
3. 编号的表达:名词+基数词(首字母大写)=the+序数词+名词
例4. Today we are going to learn______.
A. Lesson Eighth B. Eight Lesson
C. the eight lesson D. Lesson Eight
4. in one's+整十基数词复数 表示“在某人几十岁"
in his thirties 在他三十几岁时
例5. Lily published her first novel______.
A. in she twenties B. in her twenties
C. in her twenty D. in the twenty
5. in the年份+s(在....年代)
in the 1990s 在20世纪90年代
例6. It was______that she first met him.
A. in the 1990 B. in 1990s
C. in the 1990s D. the 1990s
6. 分数的表达:子基母序，先写分子再写分母;分子>1，则分母加s
one third三分之一 two fifths五分之一
例7.______of the teachers in this district are women teachers.
A. Four fifth B.Four fifths
C. Fourths fifths D. Four five
7. 小数和百分数
小数点读作point:3.5 three point five
百分数用percent表示：10% ten percent
8. 倍数和次数的表达
once一倍;一次 twice 两倍;两次
三倍，三次three times(三倍或三次以上：基数词+times)
9. 时间的表达
(1) 介词
①季节 in Spring在春天
②月份 in March 在三月
(2) 介词on
①星期 on Monday在周一
②具体年月日 on April 1st2025
③具体的上午/下午/晚上 on the evening of June 1st
在6月1日的晚上
(3)介词at
①at+钟点：at7:00 am
②固定搭配：at dawn在黎明 at dusk在黄昏at noon在正午
10.时刻的表达
(1) 直接表达法：先读小时，再读分钟
(2)逆读法：先读分钟，再读小时
①分钟数<30，用介词 past（过） 7:20
公式：分钟数+past+时钟数(几点过几）
②分钟数>30，用介词to（差） 9:45
公式：(60-分钟数)+to+(时钟数+1)(几点差几分)
③分钟数=30，公式：half+past+时钟数 (...点半) 10:30
例8. It is said that______of the water can't be drunk directly in this area.
A. two third B. two three
C. second thirds D. two thirds
例9. Every year there are______visitors coming to visit the place of interest.
A. thousand of B. thousand
C. thousands D.thousands of
例10. Karl Marx began to learn English in his______.
A. the fiftieth B.fiftieth
C.fifty D.fifties
例11. They live in______.
A. 406 Room B. The Room 406
C. Room 406 D.the 406 Room
1.______Lincolns enlarged the house to a full two stories in 1856 to meet the needs of their growing family.
2. When we got a call saying she was short-listed, we thought it was______ joke.
3. After half______hour , the fish stopped biting and we had to move on.
4. The United Nations is______international organization, meant to encourage countries to work together on different opinions without the use of war.
5. Now, this river is one of______most understanding examples of environmental clean-up.
6. Anything that we can do will make______difference.
7. Do you realize that you're doing______same thing over and over again.
8. In______1980s, Fountain traveled through time once again to glance how tea drinking had changed in China.
9. Christopher was______8-year-old boy who was very sick.
10.Kate was in______hurry to grow up, eager for knowledge and experience.
11. The plum trees are______first to flower even as the snow is melting(化).
12. The hero of the movie is______actor in his __________ (thirty).
13. I live on the_________(six) floor of this building.
14.I have been to Beijing__________(two).我过北京两次
15. It is the__________(one) time that I have arrived in Shanghai.
参考答案
第三章 数词
1. The
2. a
3. an
4. an
5. the
6. a
7. the
8. the
9. an
10. a
11. the
12. an, thirties
13. sixth
14. twice
15. first
例1-11
例1. B
例2. C
例3. D
例4. D
例5. B
例6. C
例7. B
例8. D
例9. D
例10. D
例11. C
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