高考英语复习之数词总结 课件

1、高考总复习之数词04/153 4482 566703/136 3452 663002/187 5560 118201/zero05/138 9634 5622Telephone number 什么叫数词?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one two three four five six seven eight nine eleven twelvethirteenfourteenfifteen sixteen seventeen eighteennineteententwenty thirty forty

2、 fifty sixty seventyeighty ninety zerohundredthousandmillionbillionpoint 基数词的构成1）112, 独立成词。 one two three four five six seven eight nine ten eleven twelve2）13-19, 由39 + teen构成。 14fourteen 16-sixteen 17-seventeen 19nineteen 特殊拼写: 13 thirteen 15-fifteen 18eighteen 3）2090, 以-ty结尾。 20twenty 30-thirty 40

3、forty 50fifty 80-eighty 60-sixty 70-seventy 90ninety 4）2199， 两位数，十位与个位之间有 “”。 21 twentyone 55 fiftyfive 99 ninetynine 5）101999，三位数，百位与十位/个位之间加and。 101 one hundred and one 840 eight hundred and forty 693 six hundred and ninety-three29,43150076,thousandhundredmillionbillionand6) 1，000以上数目,从右向左每三位用“，”分

4、开,分别读为thousand , million, billion + of hundred thousand (与数字连用不加s) million billion hundreds thousands (表示概数) millions billions数词(one/two)some / many hundreds of注意hundred, thousand, million, billion, trillion(万亿) 与数字连用时，不加s； 与of连用时，加s；单数形式a seven-day holiday a 3yearold girl“基数词-名词”=形容词，在句子中作定语这个名词只用_

5、7天的假期一个三岁的女孩二、序数词基数词序数词基数词序数词onetwelvetwotwentythreethirteenfourforty-onefiveone hundredsixone hundred and fiveeightone hundred and twenty-nineninenineteenfirstsecondthirdfourthfifthsixtheighthninthtwelfthtwentieththirteenthforty-firstone hundredthone hundred and fifthone hundred and twenty-ninthnin

6、eteenth2nd1st 注意：1. 序数词可以用缩写，如_,_, _,_ 3rd4th2. 序数词前面要加the； John lives on the fifteenth floor注意：如果前面有形容词性物主代词或名词所有格修饰时，序数词前不加the。 She is my first English teacher.有时加a/an，“再一”，“又一” 的意思Well have to do it a second time Shall I ask him a third time？When I sat down，a fourth man rose to speakThey had a se

7、cond child in 1988the/my数词与高考改错1. In the summer holiday following my eighteen birthday, I took driving lessons.(2017课标全国I)2. I still remember how hard first day was. (2017课标全国I)3.For example, we can do reading for one and a half hour and play sports for one hour every day.(2014课标II)4. I went to atte

8、nd my the first music festival.(2016模拟)5. Thousands people come on special “party trains” from other countries such as France and Italy.(2016模拟)eighteenthhoursof三、数词的用法PART.01 月日年1.日期的表达与读法读法：on October the first, two thousand and eight日the + 序数词月（首字母大写）月日与年之间用逗号分开年（两位两位读）on August 9thin May, 2010 有

9、日用 on 无日用inon Oct. 1st , 2008 月日 在8月9日 月年 在2010年5月2005-two thousand and five 年份的读法 2005-two thousand and five 1999-nineteen ninety-nine 1900- nineteen hundred 请读出以下年份:1865 1998 1800 1809 2008 eighteen sixty-five two thousand and eighteighteen O nine nineteen ninety-eight eighteen hundred A选择题1. The

10、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, 1995B2.时刻的表达与读法28 读为30 读为40 读为45 读为至于整点的情况，读法就更简单了，00 读为twenty-eight 或twenty-eight past fourthirty或 half past fourforty或twenty to nineforty-five或a quarter to te

11、nIts four oclock. 或 Its four.总结：分+介词+时前30分钟用：分+ past +时后30分钟用：分+ to +时半小时用： half past +时15分钟=a quarter3.数目半的表示法半小时_一个半小时_两个半小时_half an hour and a half hours= one hour and a halfand a half hours= two hours and a half4.年代世纪 的表达法20世纪90年代 in the 1990s在他50多岁时in his fifties表示“在某人几十岁时” 用：in ones +_整十基数词复数表

12、示“几十世纪几十年代” 用：in the +_整十年代复数5.分数百分数的表达 14143425 910one quarterthree quarterstwo fifthsnine tenths1412a half总结：表达分数时，分子用 _，分母用_。分子1，分母加_.基数词序数词s1323one thirdtwo thirds80 %基数词 + percenteighty percenthalf / (百)分数 + of + 可数名词复数 谓语动词用复数half / (百)分数 + of + 不可数名词谓语动词用单数3.78three point seven eight2. 改错1).

13、Two third of the students are boys in our class .2). Half of her money are spent on clothes .3). The number of the teachers in our school are about one hundred.thirdsisisonce 6.倍数的表示法 一倍 两倍 三倍 三倍或以上A是B的几倍（大/长 ） A + be + 倍数 + as +形容词原级+ as +B. A+ be + 倍数 + 比较级+ than +B. A + be + 倍数 + the +名词（size/ we

14、ight /length /height /width）+ of +B.twicethree times 基数词timesB1. This building is _ that building. A. three time as tall as B. twice taller than C. three times as taller as2. 我的箱子是你的六倍重。 My box is _ yours. My box is _ yours. My box is _ yours.six times the weight ofsix times heavier thansix times as

15、 heavy as6.数量增加或减少的表达增加了20%增加到20%减少了20%减少到20%increase/reduce by 增加了/减少了increase/reduce to 增加到/减少到increase by 20%increase to 20%reduce by 20reduce to 207.固定搭配It is the first time + that 从句（现在完成时have/has+过去分词） It was the first time + that 从句（过去完成时had+过去分词） 序数词+名词+to do sthEg: Its the first time that we have been out