1、专题四 数词,命题趋势( B )1.(2017青岛中考)My father gave me a bike on my_ birthday.Aten B tenth Cthe tenth( C )2.(2017海南中考)_ people watched the rocket flying up into the sky.AThousand BThousands CThousands of ( C )3.(2014宜宾中考)David Beckham has _ children.Brooklyn Beckham is his _ son.Athird;first Bthree;one Cthre
2、e;first ( C )4.(2014宜宾中考)In this test,were asked to write a passage of about _A80words B80 words C80 words ( C )5.(2013宜宾中考) “Food Safety” has become one of the hottest topics recently.Yeah,it receives _ Internet hits(点击) a day.A.thousands Bthousand of Cthousands of 通过以上五个题的观察,并结合各地多年中考考点的设置,主要考查以下几
3、个方面:基数词和序数词的形式及基本用法,时间及日期的基本表达方法,日常交际活动中数词的常见用法以及数词的某些特殊用法;题型设置方面,主要趋向于听力理解、单项选择、完形填空、综合填空等。来源:学优高考网,考点细化表示数目多少或顺序多少的词叫数词,数词分为基数词和序数词。表示数目多少的数词叫基数词;表示顺序的数词叫序数词。一、基数词1基数词的构成来源:gkstk.Com(1) 012为独立的单词,有其各自的形式。zero one two three four five sixseven eight nine ten eleven twelve(2) 1319都以teen结尾。thirteen fo
4、urteen fifteen sixteenseventeen eighteen nineteen(3) 2090之间的“整十”都以ty结尾。来源:学优高考网twenty thirty forty fiftysixty seventy eighty ninety(4) 表示2099之间的“几十几”时,“几十几”中间要加连字符号 “”。如:21 twentyone, 45 fortyfive (5) 101999:先说“几百”,再加and,再加末两位数(或末位数)。如:123 one hundred and twentythree (6) 1,000以上的数,先从后往前数,每三位加一个“,”。第
5、一个“,”前为thousand,第二个“,”前为million,第三个“,”前为billion,然后再一节一节表示。如:1,234 one thousand two hundred and thirtyfour2基数词的用法(1)表示数量的多少。如:There are twentyfive girls in our class.我们班有25个女生。(2)年份、年代、年龄。年份要用基数词,每两位一读。如:在1985 in nineteen eightyfive在20世纪80年代 in 1980s在某人30多岁时 in ones thirties(3)年月日年、月连用时,月在前,年在后,中间可不用
6、逗号。如:2011年7月写成July 2011月、日连用时,有三种表达方式。如:9月10日写成September 10 September the tenth the tenth of September年、月、日连用时,有三种表达方式。如:2009年3月9日写成on March 9 ,2009 on March the ninth,2009 on the ninth of March in 2009.(4)表示时刻。表示时间有两种读法,一种是顺读法,则直接读;另一种是逆读法。“几点整”用基数词(oclock)。如:6:00 six oclock若分钟小于等于30分钟,则用“分钟past小时”
7、表示“几点过几分”。如:8:10 ten past eight若分钟大于30分钟,则用“(60分钟数) to ( 小时 1)”表示“差几分到几点”。如:8:50 ten to nine特殊:30分钟可以用half,15分钟可以用quarter ,45分钟可以用three quarters(5) 表示编号。名词(首字母大写)基数词( 首字母大写) the 序数词( 小写)名词(小写) 名词(首字母大写)数字。 如:第二课:Lesson Two the second lesson Lesson 2 第三页:Page Three the third page Page 3 第二路公共汽车: No.2
8、 Bus the second bus Bus 2 二、序数词1序数词的构成表示先后顺序的数词叫序数词。序数词多数都是由“基数词th”构成的。(1)第一到第三:first,second,third 。(2)第四到第十九,除fifth,eighth,ninth,twelfth 的拼写特殊外,其余都有相应的基数词加th构成。如:seventh,thirteenth,nineteenth(3)“第几十”由相应的基数词去掉y加ieth构成。如:twentieth,seventieth,ninetieth(4)“第几十几”前面的十位用基数词,后面的个位用序数词,中间用连字符连接。如:第二十一 the t
9、wentyfirst 第九十八 the ninetyeighth2序数词的用法(1) 表示数序。序数词表示顺序时,其前面要加定冠词the,其后接单数名词。如:The second one is mine.第二个是我的。(2) 表示日期中的“日”。日期要用月份加(日期的)序数词表示,有两种读法。如:十月二十日,October 20应读作October the twentieth或the twentieth of October(3) 序数词前也可以加不定冠词a/an,表示“再”“又 ”。如:Ive tried twice,but Ill try a third time.我已试过两次,但是我会再
10、试第三次。三、分数1分数的构成(1)分数的表达, 分子用基数词,分母用序数词,若分子大于 l则分母的序数词都用复数形式。如:五分之一 one_fifth ;三分之二 two_thirds特殊的:“四分之一”常表示为a quarter;“四分之三”表示为 three quarters;“二分之一”表示为a half。(2)百分数的表达方式是:基数词 percent of名词。如:Sixty percent of students in our class are girls.我们班上百分之六十的学生是女生。2分数的用法“分数of限定词名词复数 ”作主语时,谓语动词应用复数形式;“分数of限定词不
11、可数名词 /名词单数”作主语时,谓语动词用第三人称单数形式。如:Two thirds of his money was spent on computer games.他钱的三分之二都用在了电脑游戏上。One half of the students are from country in this school.这所学校一半的学生来自农村。,小试牛刀( C )1.(2017东营中考) Would you like another cup of coffee,Linda?Thank you anyway.Ive already had one cup,and Im drinking _ cup
12、.Aone B the first C the second( A )2.(2017凉山中考 )Last week,five _ students took part in the sports meeting in our school.Ahundred BthousandsChundreds of ( B )3.(2017新疆中考)Two _ students _ to the opening ceremony last Friday.Ahundreds; were invited Bhundred ;were invitedChundreds of;invited( B )4.(2017
13、重庆中考A卷)Today is Jacks birthday.He is _ years old.来源:gkstk.ComAfourteenth BfourteenCthe fourteen( A )5.(2017重庆中考 B卷)This Saturday is my _ birthday.Welcome to my party!Afourteenth Bthe fourteenth 来源:gkstk.ComCfourteen( B )6.(2017渝北中考) I hear that youve got a “library” at home.Yes, Ive already had _ bo
14、oks.Ahundred of Bhundreds ofCfive hundred of( C )7.(恩施中考)Nowadays,_ of the old people in the area _ used to dancing on the square after supper.Atwo third;is Btwo thirds ;is Ctwo thirds;are( C )8.(随州中考) If your parents wanted to have a _ child,would you agree?Of course.But they should make it in _ ye
15、ars time.Asecond ;second Btwo;twoCsecond;two ( C )9.(泰安中考) Mom,the beautiful card I made last night is just for your _ birthday.Oh,thank you ,my dear!Aforty Bfourteen Cfortieth ( B )10.(东营中考) A recent survey shows that 35 out of 45 students in my class will save their phones first in a fire.About _ of the students made such a choice? Life is far more important,isnt it?Ahalf Bthree quartersCtwo thirds 请完成精练本第4页作业