中考英语 数词 练习.docx
Number(一)基数词l 基数词用来表示数目,或者说表示数量的词叫基数词。常见基数词见下表:l 13 _ 15_ 18_20 _ 30_ 40_ 50 _ 60_ 70_80 _ 90_ l 100 _ 1,000_1,000,000_ 1,000,000,000_l 691 _5893 _ 6,666,666,000 读作:_Usagel three hundred people_, five thousand years _,l thousands of people_, hundreds of students_, dozens of eggs_;l 小数的表达l 小数点前的整数按基数词的规则表示,小数点写作point, 小数后的数字应按其数字直接表示出来。如:18.38可写成:_。l 百分数表达法l 在基数词后加percent。例如:15%读作:_;60%读作:_答案:thirteen, fifteen, eighteen,twenty,thirty, forty, fifty, sixty, seventy, eighty, ninetyl a/one hundred, a/one thousand, a million, a billionl six hundred and ninety-one, five thousand, eight hundred and ninety-three , six billion,six hundred and sixty-six million,six hundred and sixty-six thousandl 三百人, 五千年, 成千上万人, 成百上千个学生, 几打蛋l eighteen point three eightl fifteen percent; sixty percent(二)序数词l 表示顺序的词,叫序数词。序数词用来表示数词顺序。除特殊情况外,序数词一般都由相应的基数词加后缀-th构成。第一到第十第十一到第十九第二十以上firsteleventh_thirtieththirdthirteenth_fourthfourteenthfiftieth_sixtiethsixthsixteenthseventiethseventhseventeentheightieth_eighteenth_nineteenthhundredthtenththousandth答案:second ,fifth, eight, nineth, twelfth , fifteenth, twentieth, fortieth, ninetieth 序数词的读写说明l 1英语中表示第一、第二、第三的序数词属特殊形式,要注意它们的拼写。l 2表示“几十”的序数词通常是将基数词词尾y变成i再加上后缀-eth。l 3其余的二位数序数词是以相应的整十基数词加个位序数词。如:fifty-first(第五十一)。l 4少数序数词拼法不规则,如:_(第五),_(第八),_(第九),_(第十二)等。l 5. 序数词可缩写为阿拉伯数字加序数词最后两个字母。例如:第一:(the)_=1st 第二:(the)_=2nd 第三:(the) _=3rd 第五:(the) _=5th 第九十七:(the)_=97th 第一百零一:(the)_=101stl 6. 编了号的事物要用基数词表示顺序,但是基数词要后置。例如: 第一课:_ 第三十二页:_第305房间:_ 第12路公共汽车:_答案:4. fifth, eight, nineth, twelfth 5. first, second, third, fifth, ninety-seventh, one hundred and first6. Lesson 1, Page 32, Room 305, Bus No.12 Usagel 分数表达:先写基数词表示分子,后写序数词表示分母,如果分子大于1时,分母用复数。如:1/4 _, 2/5 _, 3/10 _practice:根据提示及上下文填空l Your rooms are on the _ (5) floor.(2018年南平市质检改)l She beats others in the _(two) season of the Chinese Poetry Conference on China Central Television _ Feb 7th.(2018年南平市质检)l This is his _(five) time to go to a summer camp.(2017年宁德质检)答案:分数表达 : one-fourth, 2/5 two-fifths, 3/10 three-tenthsPractice : Fifth, second, on, fifth(三)数量关系l 是倍=倍数/分数/百分数/小数+as +形容词+as +被比部分。如: This factory is four times as big as that one. _l 比几倍=倍数(或分数)+形容词(副词)比较级+than+被比部分。如:His house is three times bigger than mine. _。l 几倍大小(长短,数量)=几倍(或分数)+the size(length, amount)。如:The earth is forty-nine times the size of the moon. _。 l 倍数表达: 除两倍之外,其他均用基数词加times的表达 _ 两倍 _三倍 _五十倍l (2018年福州市质检改)-how often do you go to the self-service library?-About _A. two a week B. twice a month C.every two monthl (2016年福州市质检)She thought that was all she would be able to raise, but so many people got behindthe young violinist that she ended up raising sixty _ as much as her target (目标).A.seconds B. months C. times答案:这个工厂是那个工厂的四倍大。他的房子比我的房子大三倍。地球是月球的49倍。twice, three times, fifty timesB,C(四)时间表达l 1. 常用时间单位:_(世纪),decade(十年),_(年),_(季节),_(月),_(周),_(天,白天),_(夜晚),_(小时),_(刻),_(分钟),_(秒)。l 2. 世纪: 用“定冠词+序数词+century”表示或者用“定冠词+百位进数+s”表示在十七世纪 in the 17th/seventeenth century in the 1600s/in the sixteen hundredsl 3. 年代:用“定冠词+(世纪百位进数+十位年代数)+s”表示如:在二十世纪三十年代 _表示某年代的早期、中期和晚期,可以在定冠词后添加early, mid-和late,如:在二十世纪二十年代早期 _ 在二十世纪五十年代中期 _l 4. 年份用基数词表达,分两位一读,年份前用介词in。如:1999 _ 2000 _2001 _l 5.月份:专有名词,除了少数几个月份外都有缩写形式:_ - Jan. 一月 _ - Feb. 二月 _ - Mar. 三月 _ - Apr. 四月 _ 五月 _ 六月_ 七月 _ - Aug. 八月 _ - Sept. 九月 _ - Oct. 十月 _ - Nov. 十一月 _ - Dec. 十二月注意:缩写形式后面的点不能省略,因为它是表示缩写形式的符号。l 6. 日期:常用序数词表示如:十月一日: _l 7. 年月日:用英语表达年月日的顺序:(日和年之间需用逗号隔开l 1) 月日年 如:2002年1月17日:_)l 2) 日月年 如:2002年1月17日:_答案:1. century, year, season, month, week, day, night, hour, quarter, minute, second。3. in the 1930s , in the early 1920s , in the mid-1950s4. nineteen ninety-nine two thousand , two thousand and one5. January , February , March, April , May , June, July, August , September, October November, December6. October 1st, 1st October, (the) 1st of October, 7. 1) January 17th, 2002 或January seventeenth, 20022) 17th January, 2002 或 the seventeenth of January, 2002根据图片回答问题-Whats the date today?-_-What day is it today?-_星期天8. 星期的表达:_ 星期一 _星期二 _ 星期三 _星期四 _星期五 _星期六 _ 星期天答案:It is February 24th today. It is Sunday today.Monday, Tuesday ,Wednesday, Thursday , Friday , Saturday,Sunday 9. 时刻表达:l 所有的时间都可以用“小时 + 分钟”直接读如:6:10 _ 8:30 _ 2:40 _l 如果所表述的时间在半小时之内,可以用“分钟 + past + 小时”如:6:10 _ 4:20 _ 10:25 _l 如果所表述的时间在半小时之内,可以用“(相差的)分钟 + to + (下一)小时”如10:35 _ 5:50 _ 9:49 _l 如果所表述的时间恰好为半小时,可以用“half + past + 小时” 如11:30 _ 2:30 _l 整点的读数借助o'clock, 如 8:00 _l 注:15分钟又叫一刻钟:a quarter 9:15 常表达为_ 3:45 常表达为_答案: six ten eight thirty two fortyten past six twenty past four twenty-five past tentwenty-five to eleven 5:50 ten to six 9:49 eleven to tenpractice: 表达时刻1. _ 2._3._ 4. _5._ 6. _根据提示及上下文填空That changed in _ thirteenth century, when Europeans learned about a very useful Chinese invention:paper.(2018杭州中考)答案:1. It's nine forty-five. (It's a quarter to ten.) 2. It's two seventeen. (It's seventeen past two.) 3. It's three. (It's three o'clock.) 4. It's nine thirty. (It's half past nine.) 5. It's six fifteen. (It's a quarter past six.) 6. It's three fifty. (It's ten to four.)根据提示及上下文填空: the5学科网(北京)股份有限公司