中考專項復習之數(shù)詞課件

1、Numbers2018中考英語中考英語 專項復習專項復習 數(shù)詞數(shù)詞一一. .基數(shù)詞、序數(shù)詞基數(shù)詞、序數(shù)詞二二. .數(shù)詞的表示法數(shù)詞的表示法基數(shù)詞基數(shù)詞 1. 基數(shù)詞表示數(shù)目的詞稱為基數(shù)詞。基數(shù)詞表示數(shù)目的詞稱為基數(shù)詞。其形式如下：其形式如下：A110one，two，three，four，five，sixseven，eight，nine，tenB 1119eleven，twelve， thirteen， fourteen， fifteen， sixteen， seventeen，eighteen，nineteenC 2199 表示幾十幾時，在十位和個位之間添加連字符“-”21 324354657

2、68798twenty-oneforty-threethirty-twofifty-foursixty-fiveseventy-sixeighty-sevenninety-eightD百位數(shù)百位數(shù)三位數(shù)以上的基數(shù)詞，在百位和十位一般三位數(shù)以上的基數(shù)詞，在百位和十位一般要用要用 “and”連接。連接。 101 320 648 E千位數(shù)以上千位數(shù)以上從數(shù)字的右端向左端數(shù)起，從數(shù)字的右端向左端數(shù)起，每三位數(shù)加一個逗號每三位數(shù)加一個逗號“，”。從右開始，第一個。從右開始，第一個“，”為為thousand，第二第二個個“，”為為million，第三個，第三個“，”為為billion。如：如：1,234,

3、567,890one / a hundred and onethree hundred and twentysix hundred and forty-eightone billion two hundred and thirty-four million five hundred and sixty-seven thousand eight hundred and ninety“ 1509 ”(1)If it is an amount(數(shù)量)1,509 reads like this one thousand five hundred and nine(2) If it is a date(

4、日期)15 09 reads like this (3) If it is a telephone number(電話號碼)1509 reads like this “0” 在英語里讀成在英語里讀成 “o” or “zero”1. hundred thousand (表示具體數(shù)字表示具體數(shù)字) million billion2. hundreds thousands (表示概數(shù)表示概數(shù)) millions billions三三. .基數(shù)詞的用法基數(shù)詞的用法數(shù)詞數(shù)詞twotwo( (several)+)+ ofsome / many hundreds of1)基數(shù)詞表示確切的數(shù)時，不用復數(shù)形式.

5、 2)表示不確切數(shù)，如成百、成千上萬，則用復數(shù)。There are hundreds of people in the hall320 three hundred and twenty3人的不確切歲數(shù)或年代，用幾十的復數(shù)形式。He became a professor in his thirtiesIt was in the 1960s4基數(shù)詞的句法功能可作主語、賓語、定語、表語、同位語。The two happily opened the box（作主語）They three tried to finish the task （作同位語）1. If a = 3, b=4, whats the

6、 answer to the problem, a+2ab+1=? the answer is_. A. twenty 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

7、 are over nine _ workers in the factory, but _ of young people hope to work 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. .數(shù)詞的表示法數(shù)詞的表示法 年月日年月日on Octorber the first, two thousand and eight日日the + 序數(shù)詞序數(shù)詞月月（首字母大寫）（首字母大寫）月日與年之間月日與年之間用用 ，分開分開年年（兩位兩位讀）（兩位

8、兩位讀）on August the ninthin May, two thousand and ten有日用有日用 onon 無日用無日用ininon Oct. 1st , 2008 月日月日 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世紀90年代in the 1990s在他50多歲時

9、in his fifties四四. .數(shù)詞的表示法數(shù)詞的表示法 年代世紀年代世紀in thein ones + 整十基數(shù)詞復數(shù)在某人幾十歲時nineteen nineties1. There will be more chances 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 1

10、9803. He graduated in _ of _ century. A. the sixtieth; twenty B. sixty; the twentieth C. the sixties; the twentieth4. He got the prize _. A. in his fifties B. in fifties C. in his fifty時間和鐘點時間和鐘點時間的表達方式時間的表達方式 1直接表達法。即先讀小時，再讀分鐘直接表達法。即先讀小時，再讀分鐘 如：如：4：10 讀成讀成 8：36 讀成讀成2逆讀法。即先讀分鐘，再讀小時逆讀法。即先讀分鐘，再讀小時分鐘小于

11、分鐘小于30的用的用“past”，中文譯為中文譯為“過過”。即分鐘即分鐘+past+時鐘，時鐘，中文譯為中文譯為“幾點過幾分幾點過幾分”如：如：5:10（5點過點過10分）讀成分）讀成 2:02 （2點過點過2分）分） 讀成讀成four teneight thirty-sixten past fivetwo past two分鐘超過分鐘超過30（不包括（不包括30分鐘）用分鐘）用 “to”（中文譯為（中文譯為“差差”）即即“60-分鐘數(shù)分鐘數(shù) +to+鐘點數(shù)鐘點數(shù)+1” （中文譯為：幾點差幾分中文譯為：幾點差幾分）如：如：7：45 （八點差（八點差15分）分） 讀成讀成 1：58（兩點差（兩點

12、差2分）分） 讀成讀成3半小時用半小時用“half”, 一刻鐘用一刻鐘用“quarter”。注意：一刻鐘注意：一刻鐘 a quarter 三刻鐘三刻鐘 three quarters 如：如： 4: 30 讀成讀成 9: 45 讀成讀成 a quarter to tentwo to twohalf past fourfifteen to eight特別注意：一個半小時的表達方式：特別注意：一個半小時的表達方式：one / an hour and a half one and a half hoursCan you read them?1:30 2:15:3:456:387:259:50one t

13、hirtyhalf past onetwo fifteena quarter / fifteen past twothree forty-fivea quarter/ fifteen to foursix thirty-eighttwenty- two to seventwenty five past sevenseven twenty-fiveten to tennine fifty三年半的兩種表達方式三年半的兩種表達方式:three years and a halfthree and a half years1. Its already 7:40 now. When will the fi

14、lm start? _. We still have five minutes. A. A quarter to seven B. Seven past forty-five C. A quarter to eight1 15 5分子分子 基數(shù)詞基數(shù)詞分母分母 序數(shù)詞序數(shù)詞one fifthone fifth2 27 7分子分子 1 1分母分母 + s+ stwo seventhtwo sevenths s1 14 4分子分子 a a分母分母 quarterquartera quartera quarter3 34 4three quarterthree quarters s1 12 2a h

15、alfa half1 13 3threethree andand one third one third3 3基數(shù)詞基數(shù)詞 + and + + and + 分數(shù)分數(shù)四四. .數(shù)詞的表示法數(shù)詞的表示法 分數(shù)百分數(shù)分數(shù)百分數(shù)分數(shù)、百分數(shù)、小數(shù)的表達方法分數(shù)、百分數(shù)、小數(shù)的表達方法 （以分數(shù)（以分數(shù)考法較為常見）考法較為常見）1. 分數(shù)分數(shù): 分子用基數(shù)詞，分母用序數(shù)詞，分子分子用基數(shù)詞，分母用序數(shù)詞，分子大于一，分母加大于一，分母加s1/2 讀作讀作 2/3 讀作讀作1/13 讀作讀作 3/4 讀作讀作2小數(shù)小數(shù),百分數(shù)的讀法百分數(shù)的讀法:小數(shù)點讀成小數(shù)點讀成point 3.6 讀作讀作百分號百分

16、號% 讀成讀成 percent 50%讀作讀作one second（a half）two thirds 或者或者 two- thirdsone thirteenththree fourths或者或者three - quartersthree point sixfifty percent80 %80 %基數(shù)詞基數(shù)詞 + + percent percenteighty percenteighty percenthalf / (百百)分數(shù)分數(shù) + of + 可數(shù)名詞復數(shù)可數(shù)名詞復數(shù) 謂語動詞用復數(shù)謂語動詞用復數(shù)half / (百百)分數(shù)分數(shù) + of + 不可數(shù)名詞不可數(shù)名詞謂語動詞用單數(shù)謂語動詞用

17、單數(shù)3.783.78three three pointpoint seven eight seven eight1. _ 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 school is about one hundred, and _ of

18、them are women teachers. A. The number of; two third B. The number of ; two thirds C. A number of; two thirds一個半小時一個半小時兩個半小時兩個半小時 two two andand a half hour a half hours s= two hour= two hours s andand a half a half one one andand a half hour a half hours s= one hour = one hour andand a half a half四

19、四. .數(shù)詞的表示法數(shù)詞的表示法 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，兩倍，兩倍 twice，三倍三倍 three times (三倍或以上三倍或以上 基數(shù)詞基數(shù)詞times)四四.

20、 .數(shù)詞的表示法數(shù)詞的表示法 倍數(shù)倍數(shù) This box is five times as big as that one.=This box is four times bigger than that one. A + be + 倍數(shù)倍數(shù) + as +adj.原原+ as +B. A是是B的的 倍倍 C + be + 倍數(shù)倍數(shù) + 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 C. three times as taller

21、 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 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 o

22、f 20四四. .數(shù)詞的表示法數(shù)詞的表示法 年齡年齡 The river is about _. A. 6,000 meters long B. 6,000-meters-long C. 6,000-meter-long四四. .數(shù)詞的表示法數(shù)詞的表示法 計量計量be + 數(shù)詞數(shù)詞 + 量詞量詞 + 形容詞形容詞10. He went down to the village which was _miles away from the city.A. three hundreds B. three hundredC. three hundreds ofB. three hundred6The

23、wall is_.Afour meters long Bfour meter long Cfour-meter long7Whats the date today? Its_AMarch the eight BMarch eighthCeight，March8It happened in the 1040sA in the forties of the eleventh centuryB in the forties of the tenth centuryC in the forty9About_ of the earths surface is covered with water.A.

24、three-fours B. three-fourth C. three-fourthsAfour meters longBMarch eighthA in the forties of the eleventh centuryC. three-fourths選擇填空。1March is _month of a yearA a three B the third C a third2We will have a meeting at 8:05_Afive to eight Beight five Ceight o five3Eight plus eight is_.Asixteen Bsixt

25、y-four Cone4He is an _boyAeight years Beight-year-old Ceight-years-old5We will have a_ walkAten minutes Bten minutes Cten-minutesB the thirdCeight o fiveAsixteenBeight-year-oldBten minutes四、加減乘除表示法1. “加加”用plus，and或add表示 How much is two plus three? It is fiveTwo and three is equal to five2. “減減”用 min

26、usHow much is ten minus six?3. “乘乘”multiply3X4? How much is three times four?4. “除除”用divide的過去分詞形式表示164=? How much is sixteen divided by four?2more還可與a little，a few，a lot，several等詞連用（1）There are many more dictionaries on the desk課桌上有許多詞典。 （2）Would you like some more tea？再喝點茶好嗎？ 4. 名詞省略 如果前后意思清楚，anot

27、her或more后面的名詞可以省去。如： 1I climbed the stairs slowly，carrying a big suitcase，my father following with two more1Tony is going camping with _boys next SundayAlittle two other Btwo little other Ctwo other little Dlittle other two 3Do you know where he found the other two photos？另外兩張照片 3. more 1more1）She h

28、as got five more electric fans她還有五臺電扇。 another, other, more修飾數(shù)詞的用法修飾數(shù)詞的用法1. another A) another+名詞單數(shù) B)表“另外的、額外的、附加的時，+few或具體數(shù)字的復數(shù) 1Have you finished your report yet？ No，I will finish it in 10 minutes Aanother BOther Cmore Dless 2The strike may last another three days罷工可能還要持續(xù)三天。2. other +復數(shù)名詞，置于數(shù)詞之后B

29、)但與定冠詞the連用時，other要放在數(shù)詞前。 序數(shù)詞序數(shù)詞1. 序數(shù)詞一般由基數(shù)詞后加序數(shù)詞一般由基數(shù)詞后加th構成，前面構成，前面一般加定冠詞一般加定冠詞the。第第18第第2002. 以以y結尾的基數(shù)詞構成序數(shù)詞時，先把結尾的基數(shù)詞構成序數(shù)詞時，先把y改成改成i，再加，再加eth。第第50 第第203. 不規(guī)則的序數(shù)詞有以下幾個不規(guī)則的序數(shù)詞有以下幾個first, second, third, fifth, eighth, ninth,twelfth（一定要記?。ㄒ欢ㄒ涀。﹖he eighteenththe two hundredththe fiftieththe twentie

30、th first 1st second 2nd third 3rd fourth 4th fifth 5th sixth 6th seventh 7th eighth 8th ninth 9thtwelfth 12thtwentieth 20ththirtieth 30thfortieth 40thfiftieth 50thsixtieth 60thseventieth 70theightieth 80thninetieth 90thC序數(shù)詞的縮寫形式:阿拉伯數(shù)字后加上th。irstlst second2nd third3rdfourth4th twentieth20thtwenty-thir

31、d23rdD序數(shù)詞的句法功能序數(shù)詞在句中可作主語、賓語、定語和表語。The second is what I really need（作主語）He choose the second（作賓語）We are to carry out the first plan（作定語）She is the second in our class（作表語）4. 表示第幾十幾時，十位用基數(shù)詞，表示第幾十幾時，十位用基數(shù)詞，個位用序數(shù)詞，十位和各位用連字符個位用序數(shù)詞，十位和各位用連字符-連接連接第三十一第三十一第六十五第六十五 第七十四第七十四 第九十九第九十九第八十二第八十二thirty-firstsixty-

32、fifthseventy-fourthninety-nintheighty-second5. 編號的三種表示法編號的三種表示法1）名詞基數(shù)詞）名詞基數(shù)詞 Lesson Three2）the序數(shù)詞名詞序數(shù)詞名詞 the third lesson3）名詞）名詞數(shù)字數(shù)字 Lesson 3如：如：5班班Class Five = the fifth class = Class 5一般編碼用一般編碼用 名詞名詞 + + 基數(shù)詞基數(shù)詞207207房房 三年級一班三年級一班第五部分第五部分第一課第一課3 3 號汽車號汽車第一中學第一中學Room 207 Room 207 Class one Grade thr

33、eeClass one Grade threepart five = the fifth partpart five = the fifth partlesson one = the first lesson lesson one = the first lesson Bus No.3 =Bus No.3 = the No.3 busthe No.3 busNo. 1 Middle SchoolNo. 1 Middle School四四. .數(shù)詞的表示法數(shù)詞的表示法 編號編號1、This is Mr Whites _ visit in Beijing. He has been there tw

34、ice before.A. two B. second C. three D. third2、There are _ months in a year. October is the _ month.A. twelve, ten B. twelfth , tenthC. twelve, tenth D. twelfth, ten3、There are _ people in Peters family. They live on the _ floor in tall building.A. six, eighteen B. six, eighteenthC. sixth, eighteent

35、h D. sixth, eighteen4、 _ is the easiest of all.A. Lesson one B. The Lesson oneC. Lesson First D. The first lesson5、 The foreign guests stayed in _ last night.A. Room 608 B. the Room 608C. the 608 room D. 608 the room注：通常前面要加定冠詞 the；但出現(xiàn)不定冠詞a或an時，則表示“再”，“又”。Well go over it a second time特別說明：特別說明：1、世紀、

36、年代、年份、月份時，用介詞、世紀、年代、年份、月份時，用介詞in2、某一天、星期前用介詞、某一天、星期前用介詞on3、某一天早晨、下午或晚上時，用介詞、某一天早晨、下午或晚上時，用介詞on。1、_ a cold morning，the old man died lonely in his house2、The girl was sent to hospital _ the morning of March 20.3、My son was born _ October 2010.4、People are very poor _ the fifties.Ononinin 分數(shù)，小數(shù)，分數(shù)，小數(shù)，

37、百分比百分比熱門考點一：熱門考點一：hundred、 thousand、 million、 billion的考查方法的考查方法1和和“of”連用，前面不能有具體的數(shù)連用，前面不能有具體的數(shù),而且這四個詞的本身而且這四個詞的本身必須用復數(shù)。如必須用復數(shù)。如 hundreds of 數(shù)以百計的數(shù)以百計的 thousands of 數(shù)以千計的數(shù)以千計的 millions of 數(shù)以百萬計的數(shù)以百萬計的 billions of 數(shù)以十億計的數(shù)以十億計的 many hundreds of students. 好幾百個學生好幾百個學生2當它們的前面有具體的數(shù)修飾時當它們的前面有具體的數(shù)修飾時,其本身即不能

38、用復數(shù)，其本身即不能用復數(shù)，不能和不能和“of”連用。連用。two thousand students 兩千名學生兩千名學生 five hundred cars 五百輛車五百輛車 1、By the end of last year, we had planted about five _ trees.A. hundred B. hundreds C. hundred of D. hundreds of2、_ books must be produced for the children.A. many thousands B. many thousands ofC. many thousand of D. many thousand熱門考點二：其它重要表