2015届中考英语总复习：“数词”课件（共10张PPT）.ppt

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1、数数词词基数词基数词序数词序数词1）基数词写法和读法：）基数词写法和读法： 345three hundred and forty-five；2)序数词和基数词之间的相互转换。序数词和基数词之间的相互转换。3）考查）考查hundred, thousand, million,billion的用的用法法4）考查分数的用法。）考查分数的用法。5考查年份、日期、时间、距离、年代、年龄表达法考查年份、日期、时间、距离、年代、年龄表达法A、年、月、日的表达法，B、时间的表达法C、in the 1990s/in his forties分数表示法分数表示法 分数是由基数词和序数词一起来表示的。分数是由基数词和序

2、数词一起来表示的。基数词基数词作作分子分子，序数词序数词作作分母分母，分子分子大于大于1时时，分母分母加加s。1/21/31/41/5a halfone secondone thirda quarterone fourthone fifth2/33/43/55/8two thirdsthree quartersthree fourthsthree fifthsfive eighths半数表示法半数表示法半小时半小时 半月半月一个半小时一个半小时 三天半三天半 两年半两年半half an hourhalf a month one and a half hoursone hour and a ha

3、lfthree and a half daysthree days and a halftwo years and a halftwo and a half years1 表示几点钟用基数词加可以省略的表示几点钟用基数词加可以省略的oclock 8:002 表示几点几分表示几点几分 8:05时刻表示法时刻表示法 8:308:158:558:45eight o fiveeight fifteeneight thirtyeight forty-fiveeight fifty-fivefive past eighta quarter past eighthalf past eighta quarte

4、r to ninefive to nineeight oclockeight数量表示法数量表示法 1 表示长、宽、高、面积等，用基数词表示长、宽、高、面积等，用基数词+单位词单位词(meter，kilometer, kilogram等等)+ 形容词形容词(long，wide等等)表示表示 2米长米长 3公斤重公斤重 2. 表示时间、距离时，使用表示时间、距离时，使用含数词的名词所有格含数词的名词所有格形式作定语。形式作定语。 步行五分钟步行五分钟(的距离的距离) 七天的假期七天的假期3 由由数词数词和其他名词构成的名词性短语作和其他名词构成的名词性短语作定语定语时时,其中的其中的名词用名词用单

5、数单数形式形式,名词性短语中各部分间要名词性短语中各部分间要用连字符用连字符“-”来连接来连接。 步行五分钟步行五分钟(的距离的距离) 七天的假期七天的假期two meters longthree kilos heavyfive minutes walkfive-minute walkseven days holidayseven-day holiday( )1 In our class _ of the students are girls. A second three B second third C two thirds D two three ( ) 2 The bike cost

6、me _ yuan. A five hundred and forty B five hundreds fourty C five hundred forty D five hundred fourty ( ) 3 Please turn to Page _ and look at the _ picture A. Fifth, five B. Five, fifth C. Fifth, fifth D. Five, five( ) 4 He went to college in _ and began to work in his _. A the 1980s, twenty B the 1

7、980s, twentieth C 1980 , twenty D 1980s, twentieth ( ) 5 She was born on _ A 1986,March 9B March nine, 1986 C 1986,9 March D March 9, 1986CBBDExercisesA( )6 Every day the old woman sits here for _.A. one and half hourB. one and a half hourC. one and half hoursD. one and a half hours ( ) 7 Mr. Green

8、will have _ holiday very soon. A. two month B. two months C. a two-month D. a two-months( ) 8 _ people in the world are sending and receiving e-mails every day. A. Million of B. Many millions of C. Several million of D. Several millions ( ) 9 The Yellow River is the second _ river in China. A. long B. longer C. longest D. the longest ( ) 10 It takes me _to walk from here to the bus stop. A twenty minutes B twenty-minutes C twenty-minute D twenty minuteDCBCA