1、語(yǔ)法專題（四）數(shù)詞,PART TWO,第二篇 語(yǔ)法突破篇,【中考考點(diǎn)】 （1）數(shù)詞的構(gòu)成。（2）數(shù)詞的表達(dá)方式和用法。,考點(diǎn)一數(shù)詞的構(gòu)成,1.基數(shù)詞的構(gòu)成 （1）012單獨(dú)記。如: zero, one, two, three。 （2）1319的詞尾都是-teen。如:fourteen, seventeen,但13thirteen,15fifteen,18eighteen需要特殊記。 （3）20以上的整十的基數(shù)詞均以-ty結(jié)尾。如:20twenty, 30thirty, 40forty, 50fifty, 80eighty。 （4）“幾十幾”要在整十?dāng)?shù)詞后加個(gè)位數(shù)詞,并在中間加連字符號(hào)“-”。如

2、:48forty-eight, 97ninety-seven。,（5）“幾百幾十”或者“幾百幾十幾”在“百”后加and。如:156one hundred and fifty-six, 509five hundred and nine。 （6）四位數(shù)或者四位數(shù)以上的基數(shù)詞的構(gòu)成:從右往左每三位加一個(gè)逗號(hào),第一個(gè)逗號(hào)讀作thousand（千）,第二個(gè)逗號(hào)讀作million（百萬(wàn)）,第三個(gè)逗號(hào)讀作billion（十億）,hundred后莫忘“and”。如:3,610three thousand six hundred and ten, 94,295ninety-four thousand two h

3、undred and ninety-five, 274,350two hundred and seventy-four thousand three hundred and fifty。,2.序數(shù)詞的構(gòu)成,【巧學(xué)妙記】 基變序,有規(guī)律, 一、二、三特殊記, first, second, third, 從四開始加-th, 八去t,九去e, 五和十二變ve為f,再加-th, 整十變y為ie,再加-th, 若想表示第幾十幾,只變個(gè)位就可以。,考點(diǎn)二數(shù)詞的表達(dá)方式,March 12, 20172017年3月12日 one third 三分之一 two thirds 三分之二 five （oclock）

4、5點(diǎn)鐘 five past seven 7點(diǎn)5分 twenty to eight 7點(diǎn)40分 the taller of the two 兩個(gè)中較高的那個(gè) page 62/the sixty-second page 第62頁(yè) in the 1970s 在20世紀(jì)70年代 in his forties 在他四十多歲時(shí),考點(diǎn)三數(shù)詞的注意事項(xiàng),1.hundred, thousand, million, billion, dozen, score前有基數(shù)詞修飾時(shí),表示確數(shù),其后不加-s,也不與of連用;表示概數(shù)時(shí),則詞尾加-s,并與of連用。 There are two hundred people

5、in the hall. 大廳里有200人。 Millions of people in the world are sending and receiving e-mails every day. 每天,世界上有數(shù)百萬(wàn)人在收發(fā)電子郵件。 2.序數(shù)詞的前邊加不定冠詞,表示“再一,又一”。 Ill have to do it a second time. 我得再做一次。（已經(jīng)做過(guò)一次）,3.以下復(fù)合形容詞中的名詞要用單數(shù)形式。 （1）基數(shù)詞-名詞（單數(shù)） a two-hour drive 兩小時(shí)的車程 （2）基數(shù)詞-名詞（單數(shù)）-形容詞 an 8-year-old boy 一個(gè)8歲的男孩 a 5

6、0-meter-deep hole 一個(gè)50米深的洞 4.every與數(shù)詞連用,表示時(shí)間的間隔。 “every+基數(shù)詞+可數(shù)名詞復(fù)數(shù)”相當(dāng)于“every+序數(shù)詞+可數(shù)名詞單數(shù)”。 He comes to see his uncle every three weeks/every third week. 他每三周/每隔兩周來(lái)看望他的叔叔。,5.其他重要表達(dá)方式: （1）half an hour 半個(gè)小時(shí) （2）one and a half years=one year and a half 一年半 （3）in ones thirties在某人30多歲時(shí)（區(qū)別:in the thirties在30

7、年代） （4）two more hours =another two hours 再多兩個(gè)小時(shí),.單項(xiàng)填空 1.2018合肥一模 Jiang Ziya wasnt very successful until in his . A.seventy B.seventieth C.seventiesD.seventy-two 2.2018和縣期末 The air is so fresh here. Of course. of the land in this area is covered with trees and grass. A.Three fifthB.Three fifths C.Fif

8、th threeD.Fifth thirds,C,B,2.B考查分?jǐn)?shù)的用法。分?jǐn)?shù)的構(gòu)成:分子用基數(shù)詞,分母用序數(shù)詞,分子大于1時(shí),分母應(yīng)該變成復(fù)數(shù)。故選B。,3.2018阜陽(yáng)一模 How many people are there in the hall? About two people are listening to the speech. A.hundred ofB.hundreds C.hundredD.hundreds of 4.2018阜陽(yáng)二模 of the worlds books and newspapers are written in English. A.Third q

9、uartersB.Three quarters C.Three quarterD.Third quarter,C,B,3.C考查數(shù)詞的用法。thousand,hundred等數(shù)詞前如果有具體數(shù)字修飾,則用單數(shù)形式,且不能與of連用,后接名詞復(fù)數(shù)。故選C。,5.2017合肥模擬 This Saturday is my birthday. Welcome to my party! A.fourteenthB.the fourteenth C.fourteen D.the fourteen 6.2017安慶模擬 Mr. Green wrote more than 20 stories in his

10、. A.five B.fiftieth C.fifth D.fifties 7.2017淮北模擬 On her birthday, she got an iPad as a gift from her father. A.twelve B.twelfth C.the twelve D.the twelfth,A,D,5.A考查序數(shù)詞的用法。表示“歲生日”應(yīng)該用序數(shù)詞,故排除C、D;本空前有物主代詞my,不再加定冠詞the。故選A。,B,6.D“in+ones+整十基數(shù)詞的復(fù)數(shù)形式”表示“在某人幾十多歲時(shí)”。故選D。,8.2017蕪湖模擬 My family are going to have

11、a party to celebrate my grandpas birthday. A.ninety B.nineties C.ninetieth D.ninetieths 9.2017宿州模擬 The environment here becomes better and better. birds are coming back. A.Thousands of B.Thousand of C.Thousands D.Thousand 10.2017淮南模擬 What do you think of the environment here? Wonderful! of the land

12、covered with trees and grass. A.Two fifths; is B.Two fifth; is C.Two fifths; are D.Two fifth; are,C,A,9.A考查數(shù)詞的用法。thousands of意為“成千上萬(wàn)的”,表示概數(shù)。故選A。,A,.單詞拼寫 根據(jù)首字母及漢語(yǔ)提示,完成下列單詞的拼寫,使句意明確,語(yǔ)言通順。 1.Please turn to page 5 and look at the s（第二）picture. 2.Its the f（五）time that Ive been to America. 3.The restaurant receives five h （百）customers every day. 4.What time is it? It is a q （刻）past five. 5.He made his first movie at the age of f（四十）.,second,fifth,hundred,quarter,forty,6.Mr. Zhang lives on the n（九）floor. 7.My parents will have a party for my