2025届高考英语一轮复习之数词 （ppt课件）.pptx

1、一轮复习之数词NumeralNumeral一轮复习之数词一、定义一、定义表示数量或顺序的词二、分类二、分类数词基数词序数词表示数量的多少表示顺序的先后一轮复习之数词三、基数词三、基数词1.019基数词的写法one one twotwothreethreefourfourfivefivesixsixsevenseveneighteightnineninetenteneleveneleventwelvetwelvethirthirteenteenfourfourteenteenfiffifteenteensixsixteenteensevenseventeenteeneigheighteentee

2、nninenineteenteenzerozero一轮复习之数词2.2090整十基数词的写法除20以外，把1319后的-teen变为-ty，注意14变40时需去掉-utwentwentytythirthirteenteenthirthirtytyfofou ur rteenteenforfortytyfiffifteenteenfiffiftytysixsixteenteensixsixtytysevenseventeenteensevenseventytyeigheighteenteeneigheightytyninenineteenteennineninetyty一轮复习之数词3.2199

3、非整十基数词的写法先写“几十”，再写连词符“-”，最后写“几”结构：几十-几如：6860+8先写60，再写连词符“-”，最后写8sixty-eightsixty-eight一轮复习之数词4.百以上的基数词的写法百以上的单位总共只有四个：百、千、百万、十亿hundred hundred 百thousand thousand 千milloin milloin 百万billoin billoin 十亿按照从高到低的单位来写，百位后加“and”000000,000000,000000,000000thousandthousandmillionmillionbillionbillion如：如：68479

4、326,847,9326个百万847个千以及932six million eight hundred and forty-seven thousand nine six million eight hundred and forty-seven thousand nine hundred and thirty-twohundred and thirty-two一轮复习之数词四、序数词四、序数词1.第一到第三序数词的写法第一、第二和第三为不规则变化one one first first two two second second three three third third 2.第四到第十九序

5、数词的写法第四到第十九在基数词的基础上加-th/，但第五、第九、第十二需变形后加-thfourfourthth fi fif fthth sixsixthth sevenseventhth eigheighthth ninninthth tententhth eleveneleventhth twelftwelfthth thirteenthirteenth th fourteenfourteenthth fifteenfifteenth th 一轮复习之数词sixteensixteenthth seventeenseventeenth th eighteeneighteenthth nine

6、teennineteenthth 3.第二十到第九十整十序数词的写法将基数词末尾的-ty变为-tieth/t/twentwentytytwentwentiethtieththirthirtiethtiethforfortiethtiethfiffiftiethtiethsixsixtiethtiethsevenseventiethtietheigheightiethtiethnineninetiethtieth一轮复习之数词4.21及以上非整十序数词的写法 将基数词的个位数变为序数词即可如：如：第8980+第9eighty-nintheighty-ninth第68266000+800+and+

7、20+第6six thousand eight hundred six thousand eight hundred andand twenty-sixth twenty-sixth一轮复习之数词5.第一百、第一千、第一百万、第十亿序数词的写法 hundredhundredthth thousandthousandthth millionmillionthth billionbillionthth 五、数词的用法五、数词的用法1.时刻的表达.直接从左往右先读小时再读分钟如：如：在在6 6：2626at six twenty-six at six twenty-six 序数词用阿拉伯数字如何表示

8、？遇见1、2、3分别加-st、-nd、-rd，其他全部加-th一轮复习之数词.当分钟小于等于三十时，可读作：分钟+past(过)+小时如：如：在6：26at twenty-six at twenty-six pastpast six six .当分钟大于三十时，可读作：(60-分钟)+to(差)+(小时+1)如：如：在6：46在(60-46)+to+(6+1)在14+to+7at fourteen at fourteen toto seven seven 差14分钟到7点6点过26分一轮复习之数词2.年份的表达.直接从左往右读如：如：在1989年在1千9百89年in one thousand

9、nine hundred and eighty-ninein one thousand nine hundred and eighty-nine.从左往右两位两位的读如：如：在1989年在19+89年in nineteen eighty-ninein nineteen eighty-nine一轮复习之数词.若十位和百位都为零，则该年份的四位数字可以分开单独读，此时零的发音为/如：如：在2008年从左往右直接读:四个数字分开单独读：in two 0/in two 0/0/0/eight/eightin two thousand and eightin two thousand and eight

10、一轮复习之数词3.世纪的表达.用in the+序数词+century如：如：在15世纪in the fifteenth centuryin the fifteenth centuryin the 15th centuryin the 15th century.用in the+百位进数+s (in the 多少00s )一轮复习之数词A.当中文译为英文时，需减一如：如：在15世纪in the(15-1)00sin the(15-1)00sin the 1400sin the 1400s读作in the fourteen hundredsin the fourteen hundredsB.当英文译

11、为中文时，需加一如：如：in the 1800sin the 1800s读作in the eighteen hundredsin the eighteen hundreds翻译为在19世纪一轮复习之数词4.世纪+年代的表达如：如：在15世纪六十年代世纪减一，年代不变并加-sin the 1460sin the 1460s读作in the fourteen sixtiesin the fourteen sixtiesin the 1890sin the 1890s(前两位为世纪后两位为年代)世纪加一，年代不变译为十九世纪八十年代表示某年代的早期、中期、晚期，可以在the后加early,mid-,

12、late如：在二十世纪二十年代中期in the mid-1920s一轮复习之数词5.小数的读法整数+point+小数整数：按照基数词读法来读小数：每一个数字单独读，零可以发为/或nought/n:t/如：如：8.0768+point+0+7+6读作:eight point zero seven sixeight point zero seven sixeight point 0/eight point 0/seven six/seven six eight point nought seven six eight point nought seven six一轮复习之数词6.百分数的读法数字+

13、percent如：如：百分之六十七/67%读作sixty-seven percentsixty-seven percent百分之78.6/78.6%读作seventy-eight point six percentseventy-eight point six percent一轮复习之数词7.日期的读法英式读法：日、月、年美式读法：月、日、年月份(month)January(January(缩写：Jan.)Jan.)February(February(缩写：Feb.)Feb.)March(March(缩写：Mar.)Mar.)April(April(缩写：Apr.)Apr.)May(May(缩

14、写：May)May)June(June(缩写：Jun.)Jun.)July(July(缩写：Jul.)Jul.)August(August(缩写：Aug.)Aug.)September(September(缩写：Sept.)Sept.)October(October(缩写：Oct.)Oct.)November(November(缩写：Nov.)Nov.)December(December(缩写：Dec.)Dec.)monthlymonthly（每月的）一轮复习之数词2024年9月10日如：如：写作：10th September,202410th September,202410 Septemb

15、er,202410 September,2024September 10th,2024September 10th,2024September 10,2024September 10,2024读作：tenth(ten)September tenth(ten)September twenty twenty-four twenty twenty-four September tenth(ten)September tenth(ten)twenty twenty-four twenty twenty-four two thousand and twenty-fourtwo thousand and

16、twenty-four一轮复习之数词星期/周(week)weeklyweekly（每周的）Sunday Sunday 星期天Monday Monday 星期一Tuesday Tuesday 星期二Wednesday Wednesday 星期三Thursday Thursday 星期四Friday Friday 星期五Saturday Saturday 星期六一轮复习之数词季节(season)seasonalseasonal（季节的）Spring Spring 春Summer Summer 夏Autumn/Fall Autumn/Fall 秋Winter Winter 冬 一轮复习之数词8.年龄

17、的表达直接说基数词(阿拉伯数字)或在基数词(阿拉伯数字)后加上“years old”“years old”如：如：我十六岁了I am sixteen(16)(years old).I am sixteen(16)(years old).at the age of+at the age of+基数词 在岁时in ones+in ones+整十的基数词的复数形式 在某人几十多岁时短语一轮复习之数词1.(2023全国甲卷)Fables were part of the oral tradition of many early cultures,and the well-known Aesops fa

18、bles date to the(six)century,BC.2.(2022全国乙卷)That is the very likely future of applying todays“eyes in the sky”technology to making sure that the(million)of kilometres of rail tracks and infrastructure(基础设施)worldwide are safe for trains on a 24/7 basis.3.(2021新高考卷)Ive always loved the ocean.In the (seven)grade,I started volunteering at the Monterey Bay Aquarium in California.真题演练sixthmillionsseventh