英语数词总复习课件

1、数词复习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！中职3+X复习教材英语总复习April 9,2018数词复习攀枝花市华森职业学校Sichuan EDUHuaSe攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！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。 数 词基数词序数词数量顺序什么叫数词攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocat

2、ional School我学习 我快乐！基数词的构成1）112, 独立成词。 one two three four five six seven eight nine ten eleven twelve2）1319, 由39 + teen构成。 14fourteen 16sixteen 17seventeen 19nineteen 特殊拼写: 13 thirteen 15fifteen 18eighteen 3）2090, 以-ty结尾。 20twenty 30thirty 40forty 50fifty 60sixty 70seventy 80eighty 90ninety 攀枝花市华森职业

3、学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！基数词的构成4）2199， 两位数，十位与个位之间有 “”。 21 twentyone 55 fiftyfive 99 ninetynine5）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-three 攀枝花市华森职业学校Sichuan EDUHuaSen我学习thousandhund

4、redmillionbillionand6) 1，000以上数目,从右向左每三位用“，” 分开,分别读为thousand , million, billion。 基数词的构成百千百万十亿8, 600, 531, 7 29读作：eight billion six hundred million five hundred and thirtyone thousand seven hundred and twentyninethousandhundredmillionbilliona攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！序数词的构成1

5、) 13, first, second, third 。2) 419, 相应基数词+th, 特殊拼写:fifth, eighth, ninth, twelfth。3) 2090, ty变成tie +th,如twentieth。4) 2199, 只把个位的基数词变成序数词 如twenty-first。5) 序数词缩写数字最后两字母 如1st, 2nd, 3rd ,4th攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！基变序,有规律,一、二、三，特殊记，从4起加th，八去“t”，九去

6、“e”，“ve”要用“f”替(five, twelve)，“ty”变成“tie”，词尾加上“th”，(twenty, thirty,ninety)若是遇到几十几，只变个位就可以。序数缩写记清楚,数字后跟两字母(6th)。(序数词构成规律)记 住 噢攀枝花市华森职业学校Sichuan EDUHuaSen我学习15分子 基数词分母 序数词one fifth27分子 1分母 + stwo sevenths34分子 three分母 fourthsThree fourths12a half13three and one third3基数词 + and + 分数分数、百分数1分子 基数词one fifth

7、2分子 1two sev攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！80 %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 eightdiscount用于表示“打折”。如： 打六折 four discount攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我

8、学习 我快乐！6+511 Six plus five is eleven 或 Six and five is eleven. 11-65 Eleven minus six is five. 或 Six from eleven is five. 4520 Four multiplied by five is twenty. 或 Four times five is twenty. 2045 Twenty divided by four is five. 或 Four into twenty goes five. 3 Three squared is nine. 2 Two cubed is ei

9、ght. 23加减乘除式的表达方法攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！编号在前，名词在后，用序数词，前面有the编号在后，名词在前，用基数词，注意首字母大写房间号码和电话号码要一个一个分别读The First Lesson（在句子中不大写）Lesson One the thirty-second pagePage 32 / Page Thirty-twoRoom 305Bus No.12=the No.12 bus第一课第32页第305房间第12路公共汽车编号表示法攀

10、枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！1999 nineteen ninety-nine two thousand and eight1949年10月1日 读作: October (the) first, nineteen forty-nine (月-日，年) the first of October, nineteen forty-nine（日-月，年）写作: October 1st,1999(日用缩写，月-日-年) October 1, 1999 (日用数字) 1st

11、 October,1999日-月，年年用基数词表示,两位一读,介词用in日用序数词表示,介词用on 年份、日期表达法攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！ 表示时刻 (介词用at) 1) 顺读法先时后分, “几点几分” 9:30 nine thirty 6:41 six forty-one 2) 逆读法先分后时 a. 表示“几点过几分”，半小时以内，介词用past（超过） 分钟数+past +钟点数 10:10 ten past ten 8:20 twenty past

12、 eight b. 表示“几点差几分”，半小时以上， 介词用to（差） 60减原分钟+ to + (下一个)钟点数 9:50 ten to ten 7:40 twenty to eight攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！3) 15分钟：a quarter 30分钟：a half 9:15 12:30表示“整点”时，在基数词后加oclock ,如 9:00 nine oclock 表示时刻 (介词用at)a quarter past ninehalf past tw

13、elve攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！ “几十”的复数形式可以表示： 1) 在某人几十岁时 in + ones +整十基数词复数 He died in his forties四十多岁 2) 年 代 in + the +数词复数 In the nineties, most people go to work by bike. 90年代3、“基数词+名词” 的合成形容词作定语， 中间有连字符“”,当中的名词用单数。 a 3yearold girl a seven-d

14、ay holiday 攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！20世纪90年代in the 1990s数词的表示法 年代世纪in thenineteennineties表示“在世纪”, 用序数词。 在20世纪 写作：in 20th century 读作：in the twentieth century 攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市

15、华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenV

16、ocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习

17、攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习攀枝花市华森职业学校Sichuan EDUHuaSenVocational School我学习 我快乐！攀枝花市华森职业学校Sichuan EDUHuaSen我学习英语数词总复习课件How much money is there in the picture?There is one thousand one hundred and eightysix yuan.How much money is there in the教学目标：

18、通过复习熟练掌握基数词、序数词和分数词的构成及用法。复习内容 ： 基数词的构成 序数词的构成 基数词的用法 序数词的用法教学目标：通过复习熟练掌握基数词、序数词和分数词的构成及用法热身练习热身练习ABCD提交1. _ tress were planted on the mountain last year. Five thousands Five thousand of Thousand of Thousands of 单选题1分ABCD提交1. _ tress were plABCD提交2_ of the students are girls in our class Two threeTw

19、o threes Two thirdsSecond three单选题1分ABCD提交2_ of the studentsABCD提交3.When was he born? He was born on _.second of Octoberthe October three October the secondthree of October单选题1分ABCD提交3.When was he born? 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。什么叫数词? 数 词基数词序数词数量顺序表示数目多少或顺序多少的词叫数词，数词分为基

20、数词和序数词。数词的构成数词的构成基数词的构成1）112, 独立成词。 one two three four five six seven eight nine ten eleven twelve2）1319, 由39 + teen构成。 14fourteen 16sixteen 17seventeen 19nineteen 特殊拼写: 13 thirteen 15fifteen 18eighteen 3）2090, 以-ty结尾。 20twenty 30thirty 40forty 50fifty 60sixty 70seventy 80eighty 90ninety 基数词的构成1）112

21、, 独立成词。 基数词的构成4）2199， 两位数，十位与个位之间有 “”。 21 twentyone 55 fiftyfive 99 ninetynine5）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-three 基数词的构成 thousandhundredmillionbillionand6) 1，000以上数目,从右向左每三位用“，” 分开,分别读为thousand , million, billion。 基数词的构成百千

22、百万十亿8, 600, 531, 7 29读作：eight billion six hundred million five hundred and thirtyone thousand seven hundred and twentyninethousandhundredmillionbilliona144050151770901918806016Game time 144050151770901918806016Game t巩固练习巩固练习 If a = 3, b=4, whats the answer to the problem, a+2ab+1=?ABC提交 the answer i

23、s_.twenty eight twenty-eighth twenty-eight单选题1分 If a = 3, b=4, whats the an2. In our school several _ students are able to search the Internet .ABC提交hunderd of hunderds of hundred单选题1分2. In our school several _ st序数词的构成1) 13, first, second, third 。2) 419, 相应基数词+th, 特殊拼写:fifth, eighth, ninth, twelfth

24、。3) 2090, ty变成tie +th,如twentieth。4) 2199, 只把个位的基数词变成序数词 如twenty-first。5) 序数词缩写数字最后两字母 如1st, 2nd, 3rd ,4th序数词的构成1) 13, first, second, 基变序,有规律,一、二、三，特殊记，从4起加th，八去“t”，九去“e”，“ve”要用“f”替(five, twelve)，“ty”变成“tie”，词尾加上“th”，(twenty, thirty,ninety)若是遇到几十几，只变个位就可以。序数缩写记清楚,数字后跟两字母(6th)。(序数词构成规律)记 住 噢基变序,有规律,(序

25、数词构成规律)记 住 噢思考复习了序数词，如何翻译“十九大”呢？the 19th Communist Party of China (CPC) National Congress中国共产党第十九次全国代表大会思考复习了序数词，如何翻译？the 19th Commuthe 19th CPC National Congress the 19th CPC 基数词的用法1、表示具体数目,hundred, thousand, million不用复数 表示不确定数目,用复数。即hundreds of(数百), thousands of(数千), millions of(数百万)+ 名词复数, 可以用man

26、y/several修饰，但不能与具体数目连用。 1) Our country has a population（人口） of 1,300 million people. 2) There are three thousand students in our school. 3) After the war, thousands of people became homeless. 4) Several / Many thousands of trees must be planted every year.基数词的用法1、表示具体数目,hundred, thousa2、 “几十”的复数形式可以

27、表示： 1) 在某人几十岁时 in + ones +整十基数词复数 He died in his forties四十多岁 2) 年 代 in + the +数词复数 In the nineties, most people go to work by bike. 90年代3、“基数词+名词” 的合成形容词作定语， 中间有连字符“”,当中的名词用单数。 a 3yearold girl a seven-day holiday 基数词的用法2、 “几十”的复数形式可以表示：3、“基数词+名词” 的合4、表计量 “基数词+度量单位+形容词” The classroom is 7 meters long

28、, 6 meters wide and 3 meters high.基数词的用法4、表计量 “基数词+度量单位+形容词”基数词的用法 5、表示时刻 (介词用at) 1) 顺读法先时后分, “几点几分” 9:30 nine thirty 6:41 six forty-one 2) 逆读法先分后时 a. 表示“几点过几分”，半小时以内，介词用past（超过） 分钟数+past +钟点数 10:10 ten past ten 8:20 twenty past eight b. 表示“几点差几分”，半小时以上， 介词用to（差） 60减原分钟+ to + (下一个)钟点数 9:50 ten to te

29、n 7:40 twenty to eight基数词的用法 5、表示时刻 (介词用at) 2) 逆读法先3) 15分钟：a quarter 30分钟：a half 9:15 12:30表示“整点”时，在基数词后加oclock ,如 9:00 nine oclock 基数词的用法 5、表示时刻 (介词用at)a quarter past ninehalf past twelve3) 15分钟：a quarter 基数词的用法1. The winner is _. He is an _ boy . A. eight-year-old; eight years old B. eight years o

30、ld; eight-year-old C. eight-years old; eight-year-old2. He came to China _. A. at the age of 20 B. when he is 20 C. at age of 20巩固练习 1. The winner is _. He is an3. Many _ sheep were killed in the accident. A. thousands of B. thousand C. thousands4. There are over nine _ workers in the factory, but _

31、 of young people hope to work in it. A. hundred; hundreds B. hundreds; hundreds C. hundreds; hundred3. Many _ sheep were killed i5. He graduated in _ of _ century. A. the sixtieth; twenty B. sixty; the twentieth C. the sixties; the twentieth6. He got the prize _. A. in his fifties B. in fifties C. i

32、n his fifty5. He graduated in _ of _ ceSummary(小结)1.基数词的构成（6点）2.序数词的构成（5点，记歌谣）3.基数词的用法(hundred, thousand,million、岁数与 年代、“基+名”、计量、时刻）Summary(小结)1.基数词的构成（6点）(1)序数词作定语，前面要加the； The first truck is carrying a food basket John lives on the fifteenth floor She is my first English teacher.(2)有时加a/an，“再一”，“又

33、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 second child in 1988序数词的用法(1)序数词作定语，前面要加the； 序数词的用法(3) 序数词作状语，用于最高级前或表列举时用。 如： The Changjiang river is the fourth longest river in the world. First, you have done nothing wrong;

34、second, you have nothing more , so you neednt say “sorry” to anybody. 序数词的用法(3) 序数词作状语，用于最高级前或表列举时用。序数词的用法编号在前，名词在后，用序数词，前面有the编号在后，名词在前，用基数词，注意首字母大写房间号码和电话号码要一个一个分别读The First Lesson（在句子中不大写）Lesson One the thirty-second pagePage 32 / Page Thirty-twoRoom 305Bus No.12=the No.12 bus第一课第32页第305房间第12路公共汽

35、车编号表示法编号在前，名词在后，用序数词，前面有theThe First15分子 基数词分母 序数词one fifth27分子 1分母 + stwo sevenths14分子 a分母 quartera quarter34three quarters12a half13three and one third3基数词 + and + 分数分数、百分数1分子 基数词one fifth2分子 1two sev80 %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

36、.78three point seven eightdiscount用于表示“打折”。如： 打六折 four discount80 %基数词 + percenteighty percen1. _ of the students _ boys in Class A. Two three; are B. Two thirds; are 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 s

37、chool 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随 堂 练 习1. _ of the students _ boys一个半小时两个半小时 two and a half hours= two hours and a half one and a half hours= one hour and a half半的表示法1. The boy always st

38、ays 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一个半小时 two and a half hours 1999 nineteen ninety-nine two thousand and eight1949年10月1日 读作: October (the) first, ni

39、neteen forty-nine (月-日，年) the first of October, nineteen forty-nine（日-月，年）写作: October 1st,1999(日用缩写，月-日-年) October 1, 1999 (日用数字) 1st October,1999日-月，年年用基数词表示,两位一读,介词用in日用序数词表示,介词用on 年份、日期表达法1999 nineteen ninety-nine年用基数1. The accident happened on_. A. April 5, 2001 B. 2001, April 5 C. April 2001, 5

40、2. I was born _. A. in March 8, 1993 B. on July 9, 1994 C. on May, 19951. The accident happened on_20世纪90年代in the 1990s数词的表示法 年代世纪in thenineteennineties表示“在世纪”, 用序数词。 在20世纪 写作：in 20th century 读作：in the twentieth century 20世纪90年代in the 1990s数词的表示法 年1. There will be more chances in _ century than in _

41、 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 19801. There will be more chances 3. He graduated in _ of _ century. A. the sixtieth; twenty B. sixty; the twentieth C. the sixties; the twe

42、ntieth4. He got the prize _. A. in his fifties B. in fifties C. in his fifty3. He graduated in _ of _ ce表示“大约、接近”，常用nearly, about, some, almost, around 等。 about 700 people some fifty years ago 表示“左右”用or so in the past five years or so “少于”用less than less than 30 years old 不到30岁“多于”用 more than , over

43、 more than a year ago over 70 years ago约数表示法约数表示法(1) 小数的读法 小数点左边的数通常按基数词读，若为三位以上的数，也可按编码式读法读出，即将数字单个读出；小数点右边的数通常按编码式读法单个读出。如： 6.86 six point eight six 14.15 fourteen point one five (2) 小数中“0”的读法 “0”在小数中通常读作nought（英）或zero（美），也可读作字母o。如： 0.08 （nought）point nought eight 或 （zero）point zero eight 小数表示法(1)

44、 小数的读法小数表示法一倍 once，两倍 twice，三倍 three times (三倍或以上 基数词times)数词的表示法 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 + as +adj.原+ as +B. A是B的 倍 C + be + 倍数 + adj.比+ than +D. C比D 倍一倍 once，两倍 twice，数词的表示法 1. This building is _ that building. A. three

45、 time as tall as B. twice taller than C. three times as taller as2. 我的箱子比你的重六倍! My box is _ yours. six times heavier thanseven times as heavy as1. This building is _ that 6+511 Six plus five is eleven 或 Six and five is eleven. 11-65 Eleven minus six is five. 或 Six from eleven is five. 4520 Four multiplied by five is twenty. 或 Four times five is twenty. 2045 Twenty divided by four is five. 或 Four into twenty goes five. 3 Thre