基数词和序数词Cardinalandordinalnumbers

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1英语基数词和序数词

1英语基数词和序数词English is a language that utilizes two distinct types of numerical systems known as cardinal numbers and ordinal numbers. Cardinal numbers represent the quantity of objects, while ordinal numbers indicate the position or order of objects. Understanding the proper usage and application of these numerical systems is crucial for effective communication and comprehension in the English language.Cardinal numbers, also referred to as "counting numbers," are used to express the quantity or amount of something. They start with the number one and continue in a sequential order, with each subsequent number representing one more than the previous. The cardinal numbers in English are: one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, and so on. These numbers can be used to quantify nouns, such as "I have five apples" or "There are twenty-three people in the room."Ordinal numbers, on the other hand, are used to indicate the position or order of objects within a sequence. They are derived from the cardinal numbers by adding the suffix "-th" to the end of thenumber, with the exception of the first three ordinal numbers: first, second, and third. The ordinal numbers in English are: first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, eleventh, twelfth, and so on. Ordinal numbers are commonly used to describe the position of an item in a list or sequence, such as "She finished in third place" or "The first house on the street is blue."It is important to note that the usage of cardinal and ordinal numbers can vary depending on the context and the specific grammatical structure of the sentence. For example, when used as adjectives, cardinal numbers typically precede the noun they modify, as in "I have three apples." Ordinal numbers, on the other hand, are usually placed before the noun they modify, as in "She is the fifth person in line."Additionally, the formation of ordinal numbers can sometimes be irregular, particularly for the numbers ending in "-one," "-two," and "-three." For instance, the ordinal number for "one" is "first," not "oneth," and the ordinal number for "two" is "second," not "twoth." These irregularities can be challenging for non-native English speakers to remember, but understanding them is crucial for accurate communication.Another important aspect of cardinal and ordinal numbers in English is their use in dates, times, and other numerical expressions. Forexample, when expressing a date, the day of the month is typically an ordinal number, such as "the 5th of May" or "the 22nd of December." When expressing time, cardinal numbers are used to indicate the hour, while ordinal numbers are used to indicate the minute, as in "it is ten thirty-five" or "the meeting starts at three forty-five."Furthermore, cardinal and ordinal numbers can be combined in various ways to convey more complex numerical information. For instance, a person's age is typically expressed using a cardinal number, as in "She is twenty-five years old." However, when referring to a person's birthday, the day of the month is expressed using an ordinal number, as in "Her birthday is on the 15th of June."In conclusion, the proper understanding and application of cardinal and ordinal numbers are essential for effective communication in the English language. These numerical systems are used in a wide range of contexts, from basic quantification to more complex expressions of time, date, and age. By mastering the usage of these numerical systems, individuals can improve their overall proficiency in English and enhance their ability to communicate effectively in a variety of situations.。

1到30的基数词和序数词英语

1到30的基数词和序数词英语基数词(Cardinal Numbers) 和序数词(Ordinal Numbers) 如下：1. One - First（第一）。

2. Two - Second（第二）。

3. Three - Third（第三）。

4. Four - Fourth（第四）。

5. Five - Fifth（第五）。

6. Six - Sixth（第六）。

7. Seven - Seventh（第七）。

8. Eight - Eighth（第八）。

9. Nine - Ninth（第九）。

10. Ten - Tenth（第十）。

11. Eleven - Eleventh（第十一）。

12. Twelve - Twelfth（第十二）。

13. Thirteen - Thirteenth（第十三）。

14. Fourteen - Fourteenth（第十四）。

15. Fifteen - Fifteenth（第十五）。

16. Sixteen - Sixteenth（第十六）。

17. Seventeen - Seventeenth（第十七）。

18. Eighteen - Eighteenth（第十八）。

19. Nineteen - Nineteenth（第十九）。

20. Twenty - Twentieth（第二十）。

21. Twenty-one - Twenty-first（第二十一）。

22. Twenty-two - Twenty-second（第二十二）。

23. Twenty-three - Twenty-third（第二十三）。

24. Twenty-four - Twenty-fourth（第二十四）。

25. Twenty-five - Twenty-fifth（第二十五）。

26. Twenty-six - Twenty-sixth（第二十六）。

27. Twenty-seven - Twenty-seventh（第二十七）。

英语1-30的序数词和基数词

英语1-30的序数词和基数词The English language has a comprehensive system of numbers, which can be divided into two main categories: ordinal numbers and cardinal numbers. Ordinal numbers are used to indicate the position or order of something in a sequence, while cardinal numbers are used to represent quantity or amount. In this essay, we will explore the ordinal and cardinal numbers from 1 to 30 in the English language.Let's start with the ordinal numbers. The ordinal numbers from 1 to 30 are as follows:1st - first2nd - second3rd - third4th - fourth5th - fifth6th - sixth7th - seventh8th - eighth9th - ninth10th - tenth11th - eleventh12th - twelfth13th - thirteenth14th - fourteenth15th - fifteenth16th - sixteenth17th - seventeenth18th - eighteenth19th - nineteenth20th - twentieth21st - twenty-first22nd - twenty-second23rd - twenty-third24th - twenty-fourth25th - twenty-fifth26th - twenty-sixth27th - twenty-seventh28th - twenty-eighth29th - twenty-ninth30th - thirtiethThe formation of ordinal numbers in English follows a specific pattern. For numbers 1 to 12, the ordinal numbers are formed byadding the suffix "-th" to the cardinal number, with the exception of "first," "second," and "third." For numbers 13 and above, the ordinal numbers are formed by adding the suffix "-th" to the cardinal number, with the exception of "twenty-first," "twenty-second," and "twenty-third."Now, let's explore the cardinal numbers from 1 to 30:1 - one2 - two3 - three4 - four5 - five6 - six7 - seven8 - eight9 - nine10 - ten11 - eleven12 - twelve13 - thirteen14 - fourteen15 - fifteen16 - sixteen17 - seventeen18 - eighteen19 - nineteen20 - twenty21 - twenty-one22 - twenty-two23 - twenty-three24 - twenty-four25 - twenty-five26 - twenty-six27 - twenty-seven28 - twenty-eight29 - twenty-nine30 - thirtyThe formation of cardinal numbers in English follows a straightforward pattern. The numbers from 1 to 19 have unique names, while the numbers from 20 to 99 are formed by combining the tens place (e.g., twenty, thirty, forty) with the ones place (e.g., one, two, three).It's important to note that the cardinal numbers can be used in various contexts, such as counting, measuring, or representing quantities. They are essential for everyday communication and mathematical operations.In conclusion, the English language has a rich and structured system of ordinal and cardinal numbers from 1 to 30. Understanding these numerical concepts is crucial for effective communication, academic pursuits, and everyday tasks. By familiarizing ourselves with the patterns and rules governing these numbers, we can enhance our proficiency in the English language and better navigate the numerical aspects of our lives.。

Cardinal and ordinal numbers

互译
1、a hundred and one ：101
2、 three hundred and twenty : 320
two thousand six hundred and forty-eight 4、16,250,064: sixteen million two hundred and fifty thousand sixty-four 5、 5,237,166,234: five billion，two hundred and thirty-seven million，one hundred and sixty-six thousand，two hundrede ( last ) day of a week. 2、September is the ( ninth ) moth of a year. 3、Usually there are ( three hundred and sixty-five )
days in a year. 4、May is the （ fifth） month of the year. 5、Today is her （ C ） birthday. A、nine B、nineth C、ninth
3、 2,648:
二、序数词（Ordinal Numbers)
(1)序数词的构成
first second/next third one— two— three— fifth four-fourth five— six— sixth seven— seventh eight—eighth nine—ninth twelfth ten— tenth eleven— eleventh twelve— thirteen —thirteenth fourteen—fourteenth fifteen—fifteenth sixteen—sixteenth seventeen—seventeenth eighteen— eighteenth nineteen—nineteenth 大多的序数词都是由其相对应的基数词后面添加“th”构成。

1到12的英语基数词和序数词

1到12的英语基数词和序数词全文共四篇示例，供读者参考第一篇示例：1. One / First2. Two / Second3. Three / Third4. Four / Fourth5. Five / Fifth6. Six / Sixth7. Seven / Seventh8. Eight / Eighth9. Nine / Ninth10. Ten / Tenth11. Eleven / Eleventh12. Twelve / TwelfthIn English, numbers can be categorized into cardinal numbers and ordinal numbers. Cardinal numbers denotequantity or how many of something there are, while ordinal numbers indicate the order or position of something in a sequence.Let's start with the numbers from one to twelve and their corresponding cardinal and ordinal forms:1. One / First- Cardinal: There is only one apple left.- Ordinal: This is the first time I've seen a rainbow in the sky.2. Two / Second- Cardinal: Can I have two slices of pizza, please?- Ordinal: I came in second place in the race.3. Three / Third- Cardinal: There are three puppies playing in the yard.- Ordinal: She finished third in the competition.4. Four / Fourth- Cardinal: She has four brothers and two sisters.- Ordinal: He came in fourth in the voting polls.5. Five / Fifth- Cardinal: I bought five books at the bookstore.- Ordinal: This is the fifth time I've taken out the trash today.6. Six / Sixth- Cardinal: There are six pencils in the pencil case.- Ordinal: I am the sixth person in line at the bank.7. Seven / Seventh- Cardinal: There are seven days in a week.- Ordinal: She finished seventh in the marathon.8. Eight / Eighth- Cardinal: She needs eight glasses of water a day.- Ordinal: This is the eighth time I've called you today.9. Nine / Ninth- Cardinal: There are nine planets in our solar system.- Ordinal: He finished ninth in the talent show.10. Ten / Tenth- Cardinal: There are ten fingers on my hands.- Ordinal: This is the tenth time I've been late to work.11. Eleven / Eleventh- Cardinal: There are eleven players on a football team.- Ordinal: She finished eleventh in the spelling bee.12. Twelve / Twelfth- Cardinal: There are twelve months in a year.- Ordinal: He finished twelfth in the chess tournament.In summary, cardinal numbers represent quantity, while ordinal numbers indicate order or position in a sequence. Understanding the difference between cardinal and ordinal numbers is essential in mastering the English language and effectively communicating numerical information. Practice using both forms of numbers to improve your language skills and ensure accurate and clear communication.第二篇示例：1到12分别是one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve。

数词分基数词(cardinalnumbers)和序数词(ordina

Clerk: One thousand.
Manager: Who sold the last one?
I mean the __o_n_e_t_h_o_u_s_a_n_d_t_h__ ticket.
Clerk: Judy did.
练习
Write down the noun phrases using numbers given in brackets.
用基数词或序数词填空：
练习
1. The ____f_i_rs_t____ day of the year is New Year’s Day. 2. There’s only ____o_n_e____ Sunday in a week. 3. July’s the ___s_e_v_e_n_th____ month of the year. 4. Three times four equals ____tw_e_l_v_e____. 5. The number 195 has three digits.
Student: No. I think chapter six is quite simple.
9. Teacher: What’s five plus ten?
Student: It’s ____f_if_t_ee_n_____,
10. Manager: How many tickets were sold today?
The _s_e_c_o_n_d___ digit is a ‘nine’ and the __t_h_i_rd___digit is a ‘five’. 6. Next Wednesday is my eleventh birthday.
That means I’ll be ___e_l_e_ve_n____ years old by then.

学习英文的时间表达

学习英文的时间表达英语是全球通用的语言之一，掌握英语不仅可以增加个人技能，还可以拓宽人际交往和职业发展的机会。

在学习英语的过程中，掌握时间的表达方式是非常重要的一环。

本文将介绍一些常见的英文时间表达，帮助读者更好地运用英语表达时间。

1. 时间单位表达方法1.1 年份（Years）表达年份时，可以使用基数词（Cardinal Numbers）或序数词（Ordinal Numbers）。

1.1.1 基数词表达年份- 1998：nineteen ninety-eight- 2022：two thousand and twenty-two1.1.2 序数词表达年份- 1998：the year nineteen ninety-eight- 2022：the year two thousand and twenty-two1.2 月份（Months）表达月份时，通常使用基数词。

- 1月：January- 2月：February- 3月：March- 4月：April- 5月：May- 6月：June- 7月：July- 8月：August- 9月：September- 10月：October- 11月：November- 12月：December1.3 周数（Weeks）表达周数时，可以使用"week"或"weeks"加基数词。

- 1周：one week- 2周：two weeks- 3周：three weeks- ...- 15周：fifteen weeks- 20周：twenty weeks1.4 天数（Days）表达天数时，可以使用"day"或"days"加基数词。

- 1天：one day- 2天：two days- 3天：three days- ...- 10天：ten days- 15天：fifteen days- 20天：twenty days1.5 小时数（Hours）表达小时数时，可以使用"hour"或"hours"加基数词。

基数词与序数词初一英语语法

或者用基数词+单位词 + in + 名词（length， width， height， weight等）表示。 two meters long或 two meters in length 2米长
three feet high或 three feet in height 3英尺高 four inches wide或 four inches in width 4英寸宽 @@ five minutes\' walk It\'s an hour\'s ride from my hometown to our university． It\'s seven degrees below zero．/above
thirty forty fifty sixty seventy
eighty ninety ninety-five one hundred
thirtieth fortieth fiftieth sixtieth seventieth
eightieth ninetieth ninety-fifth one hundredth
twenty-two (22)
three (3)
thirteen (13)
thirty (30)
thirty-three (33)
four (4)
fourteen (14)
forty (40)
forty-four (44)
five (5) six (6) seven (7) eight (8) nine (9)
⑷ “名词＋基数词”结构具有“序列”的意义，例如：Room Four四号房间，相当于the Fourth Room； Lesson Five = the Fifth Lesson第5课。

Grammar 基数词与序数词

ordinal
numbers(序数词 )
一、二、三，特殊记，加th从4起，八少“t”，九去“e”， “ve”要用“f”替，(five, twelve) 见“y”变成“i”和“e”，词尾加上“th”， (twenty,thirty,---ninety) 若是遇到几十几，只变个位就
Do exercise!
• 1,000,000 one million • 3,367,982 three million three hundred and sixty-seven thousand nine hundred and eighty-two
Work out the rule
●
In the cardinal numbers, we do not
We form most ordinal numbers by adding th ________to the cardinal numbers. There are exceptions, like first, second and third.
序数词的基本构成如下：
• 序数词1-3为特殊变化，即： first（第一） second（第二） third（第三） •序数词4-19在相应基数词词尾加-th 构成。注意fifth（第五） eighth（第八） ninth（第九） twelfth（第十二）的特殊拼写。
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的基数词在数词3-9后加-teen 构成。其中13（thirteen）， 15（fifteen），18（eighteen）发生拼写变化。

英语中基数词与序数词的区别和用法

英语中基数词与序数词的区别和用法一、基数词和序数词（cardinal and ordinal numbers）: 基数词表示数目，序数词表示顺序。

1. 基数词（1）1-12 特殊记; 13-19 要加-teen；几十-ty做结尾；几十几更易记。

（2）注意13 thirteen, 15 fifteen, 18 eighteen, 20 twenty, 30 thirty, 40 forty, 50 fifty的书写。

（3）hundred 百, thousand 千,million 百万, billion十亿的用法相似e.g.Hundred: one/ two/several hundred；hundreds of 。

成百上千。

2. 序数词：（1）基数词变序数词的口诀：基变序，有规律，结尾加上-th；一、二、三特数记；八去t，九去e；-ve要用-f替；单词-ty做结尾，变-y为i，再加-eth.（2）注意1 first, 2second , 3third, 5 fifth, 8 eighth, 9 ninth 的拼写。

二、分数、小数、百分数（fracctions、Decimals、Percentage）1.分数:分子用基数词表示，分母用序数词表示，中间的连字号可用不可用。

当分子大于1时，作分母的序数词用复数形式。

e.g.二分之一a/one-half 三分之一a/one third四分之一a/one-fourth 二又五分之一two and one-fifth2.小数：读法：在小数点后，我们单独读出每个数字。

小数点读作point。

小数点中的零读作zero, nought或o/??/ e.g..3 point three 7.145 seven point one four five36.36 thirty-six point three six3. 百分数百分数用基数词或小数与百分号两部分构成。

e.g.20% twenty percent47% forty-seven percent30.45% thirty point four five percent三、日期和年份的表示（date and year）on May 27 读作：On May (the) twenty-seventhon 27th May 读作：On the twenty-seventh of Mayin 1993 读作：in nineteen thirty-threein 20ll 读作：in two thousand and eleven四、时间和钟点表示：7:15 读作seven fifteen / a quarter past seven5:30 读作five thirty/half past five6:55 读作six fifty-five /five(minutes) to seven9:10 读作nine ten a.m.at 8:00 读作at eight 或at eight o’clock五、年龄表示：1. 基数词+表示年龄单位的词+old, 口语中常可省略years old. e.g. The girl is only three (years old.)2. age(名词或动词) She was then forty years of age. /she was thenaged forty(years).“at the age of +基数词”表示“在。

数词的读法

Numerical Expressions (I)英语中的数词主要分为三类：基数词(cardinal numbers),序数词(ordinal numbers)和倍数词(multiplicative numbers)。

基数词表示数目，如one, two, three等；序数词表示顺序,如first, second, third等；倍数词表示的是倍数，如twice, double, treble, half等。

1．基数词和序数词的写法英语中的基数词除了用个位、十位和百位计数外,还有三个基本的单位，即千(thousand)、百万(million)和10亿(billion)。

用英语书写两位数的数字要在十位和个位间加连字符；用阿拉伯数字表示四位或四位以上的数字要用逗号三位三位地隔开。

例如：twenty-three fifty-nine eighty-two1,258 365,310,715 1,003,597英语中的序数词有缩写形式，即阿拉伯数字加上最后两位字母。

例如：1st 2nd 3rd 4th 5th但在朗读的时候,我们仍读：first second third fourth fifth2．数词的读法1) 多位数的读法●三位或三位以上的数字要在十位数前加and。

例如：5,804 five thousand, eight hundred and four4,697 four thousand, six hundred and ninety-seven●and也可连接以千、百万为单位的各部分。

例如：350,480 three hundred and fifty thousand, four hundred and eighty306,000,000 three hundred and six million151,432,638 one hundred and fifty-one million, four hundred and thirty-two thousand,six hundred and thirty-eight●如果结尾是整百时，一般不用and。

数词分基数词(cardinalnumbers)和序数词(ordina

用基数词或序数词填空：
练习
1. The ____f_i_rs_t____ day of the year is New Year’s Day. 2. There’s only ____o_n_e____ Sunday in a week. 3. July’s the ___s_e_v_e_n_th____ month of the year. 4. Three times four equals ____tw_e_l_v_e____. 5. The number 195 has three digits.
Student: No. I think chapter six is quite simple.
9. Teacher: What’s five plus ten?
7. I’ve just done the fourth exercise, and am now working on
练习
exercise____f_iv_e____.
8. Teacher: Have you any questions about the ___si_x_t_h___ chapter?
用英语读出下列数字：
111
one hundred and one
705 seven hundred and five
4，568 four thousand, five hundred and sixty-eight 425，712 four hundred and twenty-five thousand, seven hundred and twelve 2，032，678 two million, thirty-two thousand, six hundred and seventy-eight 900，745，022 nine hundred million, seven hundred and forty-five thousand, and twenty-two

数字基数词和序数词的英语

数字基数词和序数词的英语Numbers are an essential part of our everyday lives. From counting the days of the week to measuring ingredients for a recipe, we rely on numbers to help us navigate the world around us. In English, there are two main types of numbers that are commonly used: cardinal numbers and ordinal numbers.数字是我们日常生活中不可或缺的一部分。

从数着一周的天数到称量食谱中的配料，我们依赖数字来帮助我们在周围的世界中导航。

在英语中，常用的有两种主要类型的数字：基数词和序数词。

Cardinal numbers are used to denote quantity or count objects, while ordinal numbers indicate the position of an object in a list or sequence. For example, in the sentence "There are five apples in the basket," the word "five" is a cardinal number that tells us the quantity of apples in the basket. In contrast, in the sentence "She finished in first place," the word "first" is an ordinal number that shows the position of the person in a race or competition.基数词用于表示数量或计数对象，而序数词表示对象在列表或顺序中的位置。

英语中基数词与序数词的区别和用法

英语中基数词与序数词的区别和用法数词一、基数词和序数词（cardinal and ordinal numbers）: 基数词表示数目，序数词表示顺序。

1. 基数词（1）1-12 特殊记; 13-19 要加-teen；几十-ty做结尾；几十几更易记。

（2）注意13 thirteen, 15 fifteen, 18 eighteen, 20 twenty, 30 thirty, 40 forty, 50 fifty的书写。

（3）hundred 百, thousand 千,million 百万, billion十亿的用法相似e.g.Hundred: one/ two/several hundred； hundreds of …成百上千…2. 序数词：（1）基数词变序数词的口诀：基变序，有规律，结尾加上-th；一、二、三特数记；八去t，九去e；-ve要用-f替；单词-ty做结尾，变-y为i，再加-eth.（2）注意1 first, 2second , 3third, 5 fifth, 8 eighth, 9 ninth的拼写。

二、分数、小数、百分数（frations、Decimals、Percentage）1.分数:分子用基数词表示，分母用序数词表示，中间的连字号可用不可用。

当分子大于1时，作分母的序数词用复数形式。

e.g.二分之一 a/one-half 三分之一 a/one third四分之一 a/one-fourth 二又五分之一 two and one-fifth2.小数：读法：在小数点后，我们单独读出每个数字。

小数点读作point。

小数点中的零读作zero, nought或o/??/ e.g..3 point three 7.145 seven point one four five36.36 thirty-six point three six3. 百分数百分数用基数词或小数与百分号两部分构成。

一到五十的英语基数词和序数词

一到五十的英语基数词和序数词Learning the cardinal and ordinal numbers in English is essential for communication. Starting from one to ten, the cardinal numbers are "one, two, three, four, five, six, seven, eight, nine, ten." The corresponding ordinal numbers are "first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth."Moving beyond ten, the pattern continues with "eleven, twelve," and then reverts to the pattern of tens and ones for "thirteen to nineteen." The ordinals follow a similar pattern, with "eleventh, twelfth," and then "thirteenth" to "nineteenth."As we progress, the tens are straightforward: "twenty, thirty, forty, fifty," and so on. The ordinals for these are "twentieth, thirtieth, fortieth, fiftieth," and the patternis consistent for all tens.For numbers between twenty and ninety, we combine thetens with the ones, such as "twenty-one, thirty-two," and so on. The ordinals are "twenty-first, thirty-second," following the same structure.Understanding these numbers is not just about counting;it's about expressing time, dates, and positions in a clear and precise manner. Whether you're counting down to a bigevent or numbering the chapters of a book, these words are the building blocks of our numerical language.。

1到50的英语基数词和序数词

1到50的英语基数词和序数词Learning the cardinal and ordinal numbers in English is essential for any language learner. From "one" to "fifty," the progression of numbers is straightforward for the most part.Cardinal numbers are used to denote quantity, and they are the most common form of numbers we use daily. For instance, "one" is the first, "two" the second, and so on, up to "fifty," which is the fiftieth in the sequence.Ordinal numbers, on the other hand, indicate position or order. They tell us the place of something in a series. "First" comes before "second," and "fifty-first" is the position after the fiftieth.Understanding the difference between these two types of numbers is crucial for clear communication. For example, if you have three apples, you would say, "I have three apples," using a cardinal number. But if you want to say which one you like best, you might say, "The second one is the sweetest," using an ordinal number.Memorizing these numbers can be made easier through repetition and practice. Start with the basics and gradually build up to the higher numbers. It's also helpful to associate them with objects or actions to make the learning process more engaging.In the end, mastering the numbers from one to fifty in both cardinal and ordinal forms will greatly enhance your English language skills, allowing you to express quantities and positions with precision and ease.。

一到31的基数词和序数词英语

Thirty-One: The Quirks of Cardinal andOrdinal NumbersAs we count our way through the days and months, we mayfind ourselves using both cardinal and ordinal numbers.Cardinal numbers are used to express quantity, such as “one,” “two,” or “thirty-one.” Ordinal numbers, on the other hand, indicate a position in a sequence, such as “first,” “second,” or “thirty-first.” However, the way wepronounce and write these numbers can often be quitedifferent.Take the number 31, for example. As a cardinal number, it would be pronounced “thirty-one.” But as an ordinal number,it becomes “thirty-first.” This is because ordinal numbersare formed by adding “-th” to the end of the cardinal number, unless the number already ends with “-y” or “-e,”in which case “-th” is simply added after the final letter.But the quirks of cardinal and ordinal numbers don’tstop there. Let’s take a look at some other numbers: - 1: Cardinal number is “one,” ordinal number is “first.”- 2: Cardinal number is “two,” ordinal number is “second.”- 3: Cardinal number is “three,” ordinal number is “third.”- 4: Cardinal number is “four,” ordinal number is “fourth.”- 5: Cardinal number is “five,” ordinal number is “fifth.”- 10: Cardinal number is “ten,” ordinal number is “tenth.”- 11: Cardina l number is “eleven,” ordinal number is “eleventh.”- 12: Cardinal number is “twelve,” ordinal number is “twelfth.”- 20: Cardinal number is “twenty,” ordinal number is “twentieth.”- 21: Cardinal number is “twenty-one,” ordinal number is “twenty-first.”As you can see, there are some patterns (such as adding “-th” or “-st” to the end of a number) but there are alsomany exceptions (such as “eleventh” and “twelfth”). Learning these quirks takes practice, but it’s important for clear communication in both written and spoken language.So next time you’re counting up to 31 (or any other number), remember the differences between cardinal andordinal numbers, and make sure you’re using the right one!。

英文基数词和序数词表

英文基数词和序数词表Alright, here's a list of English cardinal and ordinal numbers in a conversational and informal style:For cardinal numbers, we have the basics: one, two, three, four, five. Simple, right? But then it gets a bit trickier with the bigger ones: six, seven, eight, nine, ten. And after that, we have the teens: eleven, twelve, thirteen... all up to nineteen. The twenties are easy once you get the hang of it: twenty, twenty-one, twenty-two, and so on.Now, let's talk about ordinal numbers. These are the ones we use when we want to say "first", "second", or "third". So, after "one" comes "first": first place, first choice. "Two" becomes "second": second time's the charm, they say. And "three" is "third": third wheel, third degree. You get the idea.As we go higher, ordinal numbers get a little longer."Four" becomes "fourth": in fourth grade, I had my first crush. "Five" is "fifth": they finished in fifth place, but they're still proud of their effort. And so on and so forth, all up to the tens and beyond.But wait, there's a special case. With "eleven", "twelve", "thirteen", and so on, the ordinal form doesn't add "-th" at the end like the others. It's "eleventh", "twelfth", "thirteenth". Kind of weird, huh? But that'sjust how it is in English.And finally, let's not forget the zeros. "Zero" doesn't have an ordinal form in regular conversation, but when we talk about centuries or decades, we use "zeroth" in a technical sense. But don't worry, you won't hear that too often outside of math class or science labs!。

基数词和序数词Cardinalandordinalnumbers

第二十 twentieth <20th> 第三十 thirtieth <30th> 第四十 fortieth <40th> 第五十 fiftieth <50th>
第六十 sixtieth <60th> 第七十 seventieth <70th> 第八十 eightieth <80th> 第九十 ninetieth <90th>
fourteen 十五
fifteen 十六
sixteen
十七
seventeen 十八
eighteen 十九
nineteen
3、第三类："20－90"十位的整数都以ty结尾,特别要注意forty的拼写.
二十
twenty 三十
thirty 四十
forty 五十
fifty
六十
sixty 七十
seventy 八十
4、第四类：这类表示"第几十几"的序数词,跟表示"几十几"的基数词一样简单.在构成方法上均由基数词"几十几"变化而来,十位数不变,仅把个位上的基数词变成序数词就行了.
第三十一 thirty-first <31st> 第六十二 sixty-second <62nd> 第八十三 eighty-third <83rd> 第九十八 ninety-eighth <98th>
sixteenth <16th> 第十六 seventeenth <17th> 第十七 eighteenth <18th> 第十八 nineteenth <19th> 第十九