初中语法之数词ppt课件.ppt

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1、Numerals Numerals 一一.基数词、序数词基数词、序数词二二.数词的表示法数词的表示法基数词基数词序数词序数词基数词基数词序数词序数词onetwelvetwotwentythreetwenty-onefourfortyfiveone hundredsixone hundred and fiveeightone hundred and twenty-nineninenineteen一一.基数词、序数词基数词、序数词firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethone hu

2、ndredthone hundred and fifthone hundred and twenty-ninthnineteenth为深入学习习近平新时代中国特色社会主义思想和党的十九大精神,贯彻全国教育大会精神,充分发挥中小学图书室育人功能The film is so good,I want to see it _.A.a second timeB.for a second timeC.the second timeD.for the second time A二二.基数词的读法基数词的读法1 1、百位和十位间用、百位和十位间用 and 连接连接,十位和个位间用十位和个位间用 -连接连接th

3、ree hundred and twenty-one3212 2、右往左数、右往左数,三位一组三位一组,逗号隔开逗号隔开.依次是依次是 thousand(千千)million (百万百万)billion (十亿十亿)four thousand three hundred and twenty-oneseven million,six hundred and fifty four thousand three hundred and twenty-one7,654,3211,987,654,32143214,321one billion nine hundred and eighty-seven

4、 million,six hundred and fifty-four thousand three hundred and twenty-one1.hundred thousand (表示具体数字表示具体数字)million billion2.hundreds thousands (表示概数表示概数)millions billions三三.基数词的用法基数词的用法数词数词(several)+)+ofsome/many hundreds of1.If a=3,b=4,whats the answer to the problem,a+2ab+1=?the answer is_.A.twenty

5、 eight B.twenty-eighth C.twenty-eight2.In our school several _ students are able to search the Internet.A.hunderd of B.hunderds of C.hundred3.Many _ sheep were killed in the accident.A.thousands of B.thousand C.thousands4.There are over nine _ workers in the factory,but _ of young people hope to wor

6、k in it.A.hundred;hundreds B.hundreds;hundreds C.hundreds;hundred 月日年月日年 在在2008年年10月月1日日四四.数词的表示法数词的表示法 年月日年月日on Octorber the first,two thousand and eight日日the+序数词序数词月月（首字母大写）（首字母大写）月日与年之间月日与年之间用用 ，分开分开年年（两位两位读）（两位两位读）on August the ninthin May,two thousand and ten有日用有日用 on 无日用无日用inon Oct.1st,2008 月日

7、月日 在在8月月9日日 月年月年 在在2010年年5月月1.The accident happened on_.A.April 5,2001 B.2001,April 5 C.April 2001,52.I was born _.A.in March 8,1993 B.on July 9,1994 C.on May,199520世纪90年代in the 1990s在他50多岁时in his fifties四四.数词的表示法数词的表示法 年代世纪年代世纪in thein ones+整十基数词复数在某人几十岁时nineteen nineties1.There will be more chance

8、s in _ century than in _ century.A.twenty-one,twenty B.twenty-first,twentieth C.the twenty-first,the twentieth2.The city changed a lot _.A.in 1980s B.in the 1980s C.in the 19803.He graduated in _ of _ century.A.the sixtieth;twenty B.sixty;the twentieth C.the sixties;the twentieth4.He got the prize _

9、.A.in his fifties B.in fifties C.in his fifty时间类型时间类型表示法表示法例例读法读法整点整点基数词（基数词（+oclock)1:0030分钟分钟分钟分钟+past+小时小时 2:10=30 分钟分钟half+past+小时小时3:3030分钟分钟（60-分钟）分钟）+to+（小时（小时+1）4:40分钟逢分钟逢15即即 一刻钟一刻钟a quarter5:156:45简化法简化法按顺序读基数词按顺序读基数词7:50one oclockten past twohalf past threetwenty to fivea quarter past fiv

10、ea quarter to sevenseven fifty表示在几点钟用介词表示在几点钟用介词 at四四.数词的表示法数词的表示法 时间时间1.Its already 7:40 now.When will the film start?_.We still have five minutes.A.A quarter to seven B.Seven past forty-five C.A quarter to eight15分子分子 基数词基数词分母分母 序数词序数词one fifth27分子分子 1分母分母+stwo sevenths14分子分子 a分母分母 quartera quarte

11、r34three quarters12a half13three and one third3基数词基数词+and+分数分数四四.数词的表示法数词的表示法 分数百分数分数百分数80%基数词基数词+percenteighty percenthalf/(百百)分数分数+of+可数名词复数可数名词复数 谓语动词用复数谓语动词用复数half/(百百)分数分数+of+不可数名词不可数名词谓语动词用单数谓语动词用单数3.78three point seven eight1._ of the students _ boys in Class A.Two three;are B.Two thirds;are

12、C.Two thirds;is2._ of her money _ spent on clothes.A.Two three;are B.Two thirds;is C.Two third;is3._ the teachers in our school is about one hundred,and _ of them are women teachers.A.The number of;two third B.The number of;two thirds C.A number of;two thirds一个半小时一个半小时两个半小时两个半小时 two and a half hours

13、=two hours and a half one and a half hours=one hour and a half四四.数词的表示法数词的表示法 半的表示法半的表示法1.The boy always stays there for _.A.one and half hour B.one and a half hour C.one and a half hours2.The old man drank_ beer.A.two bottles and a half B.two and a half bottle C.two bottle and a half一倍一倍 once，两倍，两倍

14、 twice，三倍三倍 three times (三倍或以上三倍或以上 基数词基数词times)四四.数词的表示法数词的表示法 倍数倍数 This box is five times as big as that one.=This box is four times bigger than that one.A+be+倍数倍数+as+adj.原原+as+B.A是是B的的 倍倍 C+be+倍数倍数+adj.比比+than+D.C比比D 倍倍1.This building is _ that building.A.three time as tall as B.twice taller than

15、 C.three times as taller as2.我的箱子比你的重六倍我的箱子比你的重六倍!My box is _ yours.six times heavier thanseven times as heavy as一般编码用一般编码用 名词名词+基数词基数词207房房 三年级一班三年级一班第五部分第五部分第一课第一课3 号公交车号公交车第一中学第一中学Room 207 Class one Grade threepart five=the fifth partlesson one=the first lesson Bus No.3=the No.3 busNo.1 Middle Sc

16、hool四四.数词的表示法数词的表示法 编号编号 The winner is _.He is an _ boy.A.eight-year-old;eight years old B.eight years old;eight-year-old C.eight-years old;eight-year-old He came to China _.A.at the age of 20 B.when he is 20 C.at age of 20四四.数词的表示法数词的表示法 年龄年龄 The river is about _.A.6,000 meters long B.6,000-meters-long C.6,000-meter-long四四.数词的表示法数词的表示法 计量计量be+数词数词+量词量词+形容词形容词