初三數(shù)詞復(fù)習(xí)

1、數(shù)詞數(shù)詞Numeralswarming up1. _ tress were planted on the mountain last year. A. Thousands of B. Thousand of C. Five thousand of D. Five thousands.2_ of the students are girls in our class ATwo three BTwo threes CTwo thirds DSecond three3.-When was he born? -He was born on _. A. second of October B. the

2、October three C. October the second D. three of October2表示數(shù)目多少或順序多少的詞叫表示數(shù)目多少或順序多少的詞叫數(shù)詞，數(shù)詞分為基數(shù)詞和序數(shù)詞。數(shù)詞，數(shù)詞分為基數(shù)詞和序數(shù)詞。表示數(shù)目多少的數(shù)詞叫表示數(shù)目多少的數(shù)詞叫基數(shù)詞基數(shù)詞；表；表示順序的數(shù)詞叫示順序的數(shù)詞叫序數(shù)詞序數(shù)詞。3基數(shù)詞的構(gòu)成基數(shù)詞的構(gòu)成1）112, 獨(dú)立成詞。獨(dú)立成詞。 one two three four five six seven eight nine ten eleven twelve2）13-19, 由由39 + teen構(gòu)成。構(gòu)成。 14fourteen 16-s

3、ixteen 17-seventeen 19nineteen 特殊拼寫特殊拼寫: 13 thirteen 15-fifteen 18eighteen 3）2090, 以以-ty結(jié)尾。結(jié)尾。 20twenty 30-thirty 40forty 50fifty 60-sixty 70-seventy 80-eighty 90ninety 4）2199， 兩位數(shù)，十位與個(gè)位之間有兩位數(shù)，十位與個(gè)位之間有 “”。 21 twentyone 55 fiftyfive 99 ninetynine5）101999，三位數(shù)，百位與十位，三位數(shù)，百位與十位/個(gè)位之間加個(gè)位之間加and。 101 one hun

4、dred and one 840 eight hundred and forty 693 six hundred and ninety-three 429,43150076,thousandhundredmillionbillionand6) 1，000以上數(shù)目以上數(shù)目,從右向左每三位用從右向左每三位用“，” 分開分開,分別讀為分別讀為thousand , million, billion 基數(shù)詞的構(gòu)成基數(shù)詞的構(gòu)成5基數(shù)詞的構(gòu)成基數(shù)詞的構(gòu)成65004317296500431729six billion,five hundred six billion,five hundred million,

5、four hundred and million,four hundred and thirty-one thousand thirty-one thousand seven hundred and seven hundred and twenty-ninetwenty-ninefour thousand three hundred and twenty-oneseven million,six hundred and fifty four thousand three hundred and twenty-one7,654,3211,987,654,32143214,321one billi

6、on, nine hundred and eighty-seven million,six hundred and fifty-four thousand three hundred and twenty-one1. 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( (several)+)+ ofthe/some / many/these/those hundreds of基數(shù)詞的用法基數(shù)詞的用法1、表示表

7、示具體具體數(shù)目數(shù)目,hundred, thousand, million不用復(fù)數(shù)不用復(fù)數(shù) 表示表示不確定不確定數(shù)目數(shù)目,用用復(fù)數(shù)。復(fù)數(shù)。即即hundreds of(數(shù)百數(shù)百), thousands of(數(shù)千數(shù)千), millions of(數(shù)百萬數(shù)百萬)+ 名詞復(fù)數(shù)。名詞復(fù)數(shù)。 1) Our country has a population of 1,300 million people. 2) There are several thousand students in our school. 3) After the war, thousands of people became hom

8、eless. 1. If a = 3, b=4, whats the answer to the problem, a+2ab+1=? the answer is_. A. twenty eight B. twenty-eighth C. twenty-eight2. In our school about five _ students are able to surf the Internet . A. hunderd of B. hunderds of C. hundred3. _ sheep were killed in the accident. A. Thousand of B.

9、Thousand C. Thousands of4. There are over nine _ workers in the factory, but _ of young people hope to work in it. A. hundred 0f; hundreds B. hundred; hundreds C. hundreds; hundred5.5. people in the world are sending people in the world are sending information by e-mail every rmation by e-ma

10、il every day.A.Several million B.Many millionsA.Several million B.Many millionsC.Several millions D.Many millionC.Several millions D.Many million A序數(shù)詞的構(gòu)成序數(shù)詞的構(gòu)成1) 13, first, second, third 。2) 419, 相應(yīng)基數(shù)詞相應(yīng)基數(shù)詞+th,fourth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twelfth,thirteenth,fourteenth,fifte

11、enth,sixteenth,seventeenth,eighteenth,nineteenth.3) 2090, y變成變成ie +th, twentieth,thirtieth,fortieth,fiftieth,sixtieth,seventieth,eightieth,ninetieth。4) 2199, 只把個(gè)位的基數(shù)詞變成序數(shù)詞只把個(gè)位的基數(shù)詞變成序數(shù)詞 如如twenty-first,ninety-ninth5) 序數(shù)詞縮寫序數(shù)詞縮寫-數(shù)字最后兩字母數(shù)字最后兩字母 如如1st, 2nd, 3rd ,4th基變序基變序,有規(guī)律有規(guī)律,詞尾加上詞尾加上“th”，一、二、三，特殊記，結(jié)尾

12、字母一、二、三，特殊記，結(jié)尾字母t,d,d八去八去“t”，九去，九去“e”，“f”要把要把ve替替見見“y”變成變成“i”和和“e”，詞尾加上，詞尾加上“th”，若是遇到幾十幾，只變個(gè)位就可以。若是遇到幾十幾，只變個(gè)位就可以。序數(shù)詞縮寫記清楚序數(shù)詞縮寫記清楚,數(shù)字后跟兩字母。數(shù)字后跟兩字母。(序數(shù)詞構(gòu)成規(guī)律)14基數(shù)詞基數(shù)詞序數(shù)詞序數(shù)詞基數(shù)詞基數(shù)詞序數(shù)詞序數(shù)詞oneonetweltwelvevetwotwotwenttwenty ythreethreetwentytwenty-one-onefofou ur rfortforty yfi fiveveone hundredone hundred

13、sixsixone hundred one hundred andand five fiveeigheight tone hundred one hundred and twenty-and twenty-ninenineninnine eninnine eteenteen一一. .基數(shù)詞、序數(shù)詞基數(shù)詞、序數(shù)詞firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethone hundredthone hundred and fifthone hundred and twenty-ninthnin

14、eteenth時(shí)間類型時(shí)間類型表示法表示法例例讀法讀法整點(diǎn)整點(diǎn)基數(shù)詞（基數(shù)詞（+ oclock) 1:0030分鐘分鐘分鐘分鐘 + past +小時(shí)小時(shí) 2:10= 30 分鐘分鐘half + past + 小時(shí)小時(shí)3:3030分鐘分鐘（60-分鐘）分鐘） + to +（小時(shí)（小時(shí) + 1）4:40分鐘逢分鐘逢15即即 一刻鐘一刻鐘a quarter5:156:45簡化法簡化法按順序讀基數(shù)詞按順序讀基數(shù)詞7:50one oclockten past twohalf past threetwenty to fivea quarter past fivea quarter to sevenseve

15、n fifty表示在幾點(diǎn)鐘用介詞表示在幾點(diǎn)鐘用介詞 atat數(shù)詞的表示法數(shù)詞的表示法 時(shí)間時(shí)間1. Its already 7:40 now. When will the film start? _. We still have five minutes. A. A quarter to seven B. A quarter to eight C. Seven past forty-five 月日年月日年 在在1998年年10月月1日日數(shù)詞的表示法數(shù)詞的表示法 年月日年月日on Octorber the first, nineteen ninety-eight日日the + 序數(shù)詞序數(shù)詞月月（

16、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）（兩位兩位讀）on August the ninthin May, two thousand and ten天日用天日用 onon 年月用年月用ininon Oct. 1st , 1998 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, 5 2. I was born _. A. in March 8, 1993 B. on July 9, 1

17、994 C. on May, 199520世紀(jì)90年代in the 1990s/1990s在他50多歲時(shí)in his fifties數(shù)詞的表示法數(shù)詞的表示法 1. 1.年代世紀(jì)年代世紀(jì)in thein ones + 整十基數(shù)詞復(fù)數(shù)在某人幾十歲時(shí)nineteen nineties2、“基數(shù)詞基數(shù)詞+名詞名詞” 的的合成形容詞合成形容詞作定語作定語， 中間有連字符中間有連字符“”,當(dāng)中的名詞用當(dāng)中的名詞用單數(shù)單數(shù)。 a 3 year old girl a seven-day holiday 3、表計(jì)量、表計(jì)量- “基數(shù)詞基數(shù)詞+度量單位度量單位+形容詞形容詞” The classroom is 7

18、 meters long, 6 meters wide and 3 meters high.211. 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 19803. He graduated in _ of _ century. A

19、. the sixtieth; twenty B. sixty; the twentieth C. his sixties; the twentieth4. She got the prize _. A. in her fifties B. in fifties C. in her fifty5. 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-old6.He came to

20、 China _. A. at the age of 20 B. when he is 20 C. at age of 207.The river is about _. A. 6,000 meters long B. 6,000-meters-long C. 6,000-meter-longbe + 數(shù)詞數(shù)詞 +度量詞度量詞 + 形容詞形容詞1 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 quarterquart

21、era quartera quarter3 34 4three quarterthree quarters s1 12 2a halfa half1 13 3threethree andand one third one third3 3基數(shù)詞基數(shù)詞 + and + + and + 分?jǐn)?shù)分?jǐn)?shù)數(shù)詞的表示法數(shù)詞的表示法 分?jǐn)?shù)百分?jǐn)?shù)分?jǐn)?shù)百分?jǐn)?shù)80 %80 %基數(shù)詞基數(shù)詞 + + percent percenteighty percenteighty percent百分?jǐn)?shù)百分?jǐn)?shù) + of + 可數(shù)名詞復(fù)數(shù)可數(shù)名詞復(fù)數(shù) 謂語動詞用復(fù)數(shù)謂語動詞用復(fù)數(shù)百分?jǐn)?shù)百分?jǐn)?shù) + of + 不可數(shù)名詞不可數(shù)名詞謂語動詞

22、用單數(shù)謂語動詞用單數(shù)Seventy percent of Seventy percent of studentsstudents in our in our class class areare girls girlsOver seventy percent of the earths Over seventy percent of the earths surface issurface is covered with water covered with water1. _ of the students _ boys in Class A. Two three; are B. Two t

23、hirds; 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 them are women teachers. A. The number of; two thirds B. The number of ; two third C. A number of; two thirds一個(gè)半小時(shí)一個(gè)半小時(shí)兩

24、個(gè)半小時(shí)兩個(gè)半小時(shí) 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. three and half hour B. three hour and a half C. three and

25、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 onceonce，兩倍，兩倍 twicetwice，三倍三倍 three timethree times s ( (三倍或以上三倍或以上 基數(shù)詞基數(shù)詞times)times)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 th

26、an that one. A + be + 倍數(shù)倍數(shù) + as +adj.原原+ as +B. A是是B的的 倍倍 A + be + 倍數(shù)倍數(shù) + adj.比比+ than +B. A比比B 倍倍 1. This building is _ that building. A. three time as tall as B. twice taller than C. three times as taller as 2. 我的箱子比你的重六倍我的箱子比你的重六倍! My box is _ yours.2.What a table! Ive never seen such a thing bef

27、ore.It is it is long . A.half not as wide as B.wide not as half asC.not half as wide as D.as wide as not half six times heavier thanseven times as heavy asC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(xué)第一中學(xué)Room 207 Room 207 Class One Grade ThreeClass One Grade ThreePart fi

28、ve = 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數(shù)詞的表示法數(shù)詞的表示法 編號編號1.My mother lives at on floor.A.Room Six;the second B.Six Room;secondC.Room six;two D.the room

29、six;the secondA(1) (1) 小數(shù)的讀法小數(shù)的讀法 小數(shù)點(diǎn)左邊的數(shù)通常按基數(shù)詞讀，若為三位以上的數(shù)，也小數(shù)點(diǎn)左邊的數(shù)通常按基數(shù)詞讀，若為三位以上的數(shù)，也可按編碼式讀法讀出，即將數(shù)字單個(gè)讀出；小數(shù)點(diǎn)右邊的可按編碼式讀法讀出，即將數(shù)字單個(gè)讀出；小數(shù)點(diǎn)右邊的數(shù)通常按編碼式讀法單個(gè)讀出。如：數(shù)通常按編碼式讀法單個(gè)讀出。如： 6.86 six point eight six 6.86 six point eight six 14.15 fourteen point one five 14.15 fourteen point one five (2) (2) 小數(shù)中小數(shù)中“0”0”的讀法的

30、讀法 “0”0”在小數(shù)中通常讀作在小數(shù)中通常讀作noughtnought（英）或（英）或zerozero（美），也（美），也可讀作字母可讀作字母o o。如：。如： 0.08 0.08 （noughtnought）point nought eight point nought eight 或或 （zerozero）point zero eight point zero eight 小數(shù)表示法小數(shù)表示法 6+511 Six plus five is eleven 或 Six and five is eleven. 11-65 Eleven minus six is five. 或 Six from

31、 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 eight. 加減乘除式的表達(dá)方法加減乘除式的表達(dá)方法 23表示“大約、接近”，常用nearly, about, some, almost, around 等。 about 700 people some fift

32、y 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歲“多于”用 more than , over More than a year ago over 70 years ago約數(shù)表示法約數(shù)表示法(1)序數(shù)詞作定語，前面要加序數(shù)詞作定語，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)有時(shí)加有時(shí)加a/an，“再一再一”，“又一又一” 的意思的意思Well have to do it a