中考数词的用法(3页).doc
![资源得分’ title=](/images/score_1.gif)
![资源得分’ title=](/images/score_1.gif)
![资源得分’ title=](/images/score_1.gif)
![资源得分’ title=](/images/score_1.gif)
![资源得分’ title=](/images/score_05.gif)
《中考数词的用法(3页).doc》由会员分享,可在线阅读,更多相关《中考数词的用法(3页).doc(3页珍藏版)》请在淘文阁 - 分享文档赚钱的网站上搜索。
1、-初四英Z004 语法专项四 - 数词主备人:刘晓华 审核人: Wang Shaona 审批人:Li Ningning 学生姓名:_复习目标:1.复习数词的分类及用法。2.能够准确的利用语法点做题。复习重难点:能够准确的用数词做题。复习过程:根据以下解释复习数词,将自己不明白的地方用红笔画出来。一、数词的种类:(10)1. 数词有基序数和序数词两类。基数词表示数量的大小,如one, two, three, four等。序数词表示顺序的词,如first, second, third, fourth等。数词用法相当于名词和形容词,在句中可用作主语、宾语、表语、定语、同位语等。2. 基数词变为序数词
2、的规则(1)第4至第19一般是在基数词后加th,但变化特殊的有onefirst, twosecond, threethird, eighteighth, nineninth, fivefifth, twelvetwelfth (2)逢十的twenty, thirtyninety,变y为ieth。如twentytwentieth, ninetyninetieth(3)表示第几十几或第几百几十几,只需将个位数改为序数词。如:56fifty-six fifty-sixth,635 six hundred and thirty-five six hundred and thirty-fifth (4)
3、hundred, thousand, million 等序数词形式为 hundredth, thousandth, millionth 等。3. 基数词的读写方法(1)三位数的读写法:个位与十位之间用连字符“-”;百位与十位之间加and;十位为零时也要加and。如: 365读作three hundred and sixty-five605读作six hundred and five(2)大于三位数的读写法:从个位起每三位打一个撇号“,”,第一个撇号读thousand,第二个撇号读million,第三个撇号读billion, 各撇号之间的数按三位及三位以下的数的读法读。如: 一万10,000 读
4、作 ten thousand 十万100,000读作 one hundred thousand23, 589读作twenty-three thousand five hundred and eighty-nine6, 632, 900读作six million six hundred and thirty-two thousand nine hundred28, 000, 000读作twenty-eight million 注意:hundred, thousand, million, billion 通常不带复数词尾-s,但若用于表示数百、数千、数百万这样的泛指,则用复数。如:两千人 two
5、thousand people thousands of people成千上万的人二、数词的主要用法:(15)1、表示日期在2006年10月: in October 2006 读作in October, two thousand and six在1600年5月2日: on May 2nd, 2005 读作on May the second , sixteen hundred2、表示钟点半小时用half,一刻钟用a quarter,半小时以内用past,超过半小时用to。如:08:00 eight oclock或eight 09:15 nine fifteen或a quarter past ni
6、ne02:30 two thirty或half past two 05:45 five forty-five或a quarter to six14:15 fourteen fifteen = 2:15 p. m.3、表示编号第二No.2 第一课 Lesson One = the First Lesson 808号房间Room 808 168路公共汽车Bus No.168 南京路1490号1490 Nanjing Road 电话号码83545601 (用基数词逐个念,0念字母O)。 一辆三路公共汽车a No.3 bus 那辆三路公共汽车the No.3 bus 4、表示倍数1). 倍数+as +
7、形容词/副词(原级)+ as 如:This bridge is three times as long as that one.这座桥是那座桥的三倍长。2). 倍数+形容词或副词的比较级+than。如: This bridge is twice longer than that one.这座桥比那座桥的长两倍。3). 倍数+ the size / length / weight+of+表示比较对象的名词。如:This bridge is three times the length of that one. 这座桥是那座桥的三倍长。5、表示分数 分子用基数词,分母用序数词,当分子大于一时,分母
8、的序数词要用复数。表示几分之几的人或物时,要用介词of; 若作主语,谓语动词与of后的名词一致。 如:one-fifth五分之一,five-sevenths七分之五。注意:1/2读用a/one half;3又5分之2读作three and three fifths Two-thirds of the money was spent on food.三分之二的钱都花在食物上。6、表示百分数 用“基数词percent”。若表示几分之几或百分之几十的人或物时,用加of; 作主语时,谓语动词的数与of后的名词数一致。如:Forty percent of the students wear glasse
9、s.百分之四十的学生戴眼镜。注意:percent一律用单数形式. 7、表示小数小数点前的数按总数念,同其它基数词读法一样,小数点用point,小数点后面的数按基数词一个一个单独念。如9.65读作nine point six five 218.39读作two hundred and eighteen point three nine 8、序数词前通常要用定冠词the, 如:在三楼on the second floor 注意:1). 指示代词、形容词性物主代词/名词所有格和冠词不能同时使用。因此,序数词前已有物主代词或名词所有格时,不能再用the 。如:This is Toms second vi
10、sit to China.她是汤姆第二次访问中国。2). 序数词被用作副词时不用冠词。I have to finish my homework first.我得先把作业完成好。3). 在某些习语中不用冠词。如at first起初, first of all首先, at first sight乍一看。9. 特殊用法:1).表示年代“在20世纪80年代”: in the 1980s或in the 1980s,读作in the nineteen eighties。 在20世纪 in the twentieth century 2). 表示某人几十多岁这样的约略年龄,用“in ones+逢十的基数词的
11、复数(如tens, twenties, thirties等)”来表达。 如:他30多岁时in his thirties 3) 序数词前不用定冠词,而用不定冠词 a ,表示次第在原有基础上的增加,意为“又一,再一”。如:Well have to do it a second time. 我们得再做一次 三、巩固练习:(10)( ) 1. Abraham Lincoln was _ President of the United States. A. 16 B. the 16 C. 16th D. the 16th ( ) 2. How many students are there in you
12、r class? _. A. Twenty nine B. Thirty and two C. Forty-five D. fifties ( ) 3. The Peoples Liberation Army was founded _. A. on August 1, 1927 B. in 1927, 1 August C. on August 1st, 1927 D. in August 1, 1927( ) 4. The number 4,123 is read _. A. four thousand one hundred and twenty-three B. four thousa
13、nd and one hundred twenty-three C. four thousand and a hundred and twenty-three ( ) 5. Three hundred thousand one hundred and seventy means _. A. 3,170 B. 3,117 C. 300,170 D. 30,170( ) 6. The old professor still works hard though he is _. A. in his sixty B. in his sixties C. in sixties D. in the six
14、ty( ) 7. This classroom is _ ours.A.as big three times as B. as three times big as C. three times as big as ( ) 8. Which is the car that he drives? Its _. A. fifty two B. the fifty-two cars C. the car fifty four D. the fifty-fourth car( ) 9. Which of the following is wrong? _. A. He is a fifteen-yea
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 中考 数词 用法
![提示](https://www.taowenge.com/images/bang_tan.gif)
限制150内