初中數(shù)詞語(yǔ)法及練習(xí)

1、B:數(shù)詞專(zhuān)項(xiàng)第一部分：知識(shí)點(diǎn)分析一、基數(shù)詞1） 基數(shù)詞讀法: 月，日，年，如 2007 年六月十三日讀作: June （the） thirteenth, two thousand andseven 具體某一天用介詞 on on Monday, on Tuesday ， May 24 （ 星期，月，日 ） （主要體現(xiàn)在口語(yǔ)考試和聽(tīng)力題目中）2） 表示一個(gè)具體數(shù)字時(shí)， hundred, thousand, million, ,dozen,score一律不用復(fù)數(shù)；在表示一個(gè)不確定數(shù)字時(shí)則用復(fù)數(shù)。（確數(shù)沒(méi) s，概數(shù)加 s, of s 同出現(xiàn)）例如：There arethree thousandstud

2、ents in our school.After the war,thousands ofpeople became homeless.基數(shù)詞位置: “名詞 +基數(shù)詞”Lesson 15; Room 1506 或者用“ the + 序數(shù)詞 + 名詞”The Fifteenth Lesson the third floor, Paragraph 2， No,11、時(shí)間均用基數(shù)詞表示:1） 順讀法，先說(shuō)“點(diǎn)鐘” ，再說(shuō)“分鐘” ，如:2:15 two fifteen 6:20 six twenty2） 逆讀法30 分鐘以?xún)?nèi):“分鐘數(shù) + past + 鐘點(diǎn)數(shù)”，如:3:20 - twenty pa

3、st three 2:10 - ten past two半小時(shí)用 half ，15 分鐘用 a quarter :2:15 - a quarter past two 3:30 - half past three30 分鐘以外要用: “分鐘數(shù) + to + 下一個(gè)鐘點(diǎn)”，如:4:35 - twenty-five to five 2:55 - five to three1） 在一些表示 一排 或一組的詞組里；如: They arrived in twos and threes. 他們?nèi)齼蓛傻牡竭_(dá)了。1） 表示 幾十歲 ， in one s + 數(shù)詞 例如: He died in his fort

4、ies2） 表示 年代 ，用 in +the + 數(shù)詞復(fù)數(shù)； in the 1960s.2） 一到十二分別記。十三到十九都帶teen二十到九十整的數(shù)， ty 結(jié)尾別忘記 要是表示幾十幾，一橫十位連各位。one twothreethirtee ntwe ntya hun dredfourfourtee nthirtya thousandfivefiftee nfortytwenty-onea millio nsixsixtee nfiftythirty-eighta billi onseve nseve ntee nsixtyfifty-threeeighteightee nseve ntyni

5、nenin etee neightytenninetyeleve ntwelve4）數(shù)詞形容詞（只能做前置定語(yǔ)）A boy five years old.A five-year-old boy.二、序數(shù)詞The 加序數(shù)詞表第幾，a 加序數(shù)詞表又一，再一1） 序數(shù)詞主要用作定語(yǔ)，前面要加定冠詞，例如：The first truck is carry ing a lot of baskets.2） 序數(shù)詞有時(shí)前面可加不定冠詞來(lái)表示“再一”，“又一”這樣的意思，例如：Well have to do it a sec ond time3） 1 至 12 序數(shù)詞：one-first, two-secon

6、d, three-third, four- - fourth five-fifth,six sixth,seve n seventh,eight-eighth,nine-nin th,te n ten th,eleve n-eleve nth twelve-twelfth縮寫(xiě)形式：firstT1stseco nd 2ndthirdT3rdfou rthT4th twenty-second22ndfirsteleve nthtwen tiethtwen ty-firsta hun dred and fifty-thirdsecondtwelfththirtiethnin ety-nintythi

7、rdthirtee nthfortiethfourthfourtee nthfiftiethfifthfiftee nthsixtiethsixthsixtee nthseve ntiethseve nthseve ntee ntheightietheightheightee nthnin etiethnin th ten thnin etee nthhun dredth4)分?jǐn)?shù)：分子用基數(shù)，分母用序數(shù)，分子大于1,分母加-S。分?jǐn)?shù)修飾的名詞作主語(yǔ)。謂語(yǔ)動(dòng)詞的單復(fù)和名詞一致。three fourths, one sec ond, two fifths, three quarters數(shù)詞與小時(shí)的

8、搭配half 一半，a halfone and a half hour, two hours and a half three hours half an hour倍數(shù)表示法主語(yǔ)+謂語(yǔ)+倍數(shù)+形容詞比較級(jí)+thanA主語(yǔ) + 謂語(yǔ) + 倍數(shù) +the size ( length,breadth,level )+ofof B 3、易錯(cuò)點(diǎn)1.We will have a_holiday after the exam.A. two month B. two-mon th C. two mon th s D. two -mon ths后的組合詞當(dāng)作形容詞來(lái)用，因此就不用所有格形式了.)2._ tree

9、s are cut dow n in the forests every year.A. Thousa nd B. Thousa nds C. Thousa nd of D. Thousa nds of 答案：D.（選擇 C 的同學(xué)注意詞組記憶的準(zhǔn)確性）3.Our sports meet ing will be held_ .A. on 24, Tuesday, April B. in April 24, TuesdayC. on Tuesday, April 24 D. in April Tuesday 24答案：C.（具體某一天介詞 on，時(shí)間排序：星期，月，日）2002,5,20 :Ma

10、y 20th,2002,the twentieth of May,2002注意：數(shù)詞形容詞作定語(yǔ)時(shí)，一般用單數(shù)形式a seve n- year-old boy4.Our school will hold a sports meet ing n ext week. Toma nd I will be in boys .race race metre race答案：C. 800 來(lái)修飾 race,有兩種表達(dá)法，800-metre race 或 800 metres race.5.Im very hun gry, I have eate n two cakes, would you please g

11、ive me one?A. move B. three C. a third D. the third答案：C.序數(shù)詞前加不定冠詞，表示“又一，再一”，表示 an other。6.of the land in the world is covered by water.A. Four three B. Three four C. Three fourth D. Three fourths答案：D.此題考查分?jǐn)?shù)的寫(xiě)法，如果分子大于1，分母用復(fù)數(shù)。主語(yǔ)+謂語(yǔ)+倍數(shù)+ as + 形容詞+ asA is three times as big as Bis three times bigger than

12、 BA is three times the size答案：B (選擇 C 的同學(xué)要注意應(yīng)用two mon ths ; 選擇D 的同學(xué)要注意名詞之間有例 6 We will have holiday in the winter.A. four weeks B. a four-week C. four week D. a four weeks答案：B.此題為一個(gè)四星期的假期，數(shù)次形容詞作前置定語(yǔ)。1.-How many workers are there in your factory?-There are two_ .A. hun dreds B. hun dred C. hun dred o

13、f D. hun dreds of2._Aboutstude nts in our class can describe that place in En glish.A. three-fifths B. three-fifth C. third-five D. third-fifths3.-Ca n you write the n umber eighty-five thousand, six hundred and twenty-six?_-Yes, it is_.A. 856620 B. 85626 C. 58662 D. 586264._ . When was the PRC foun

14、ded? Itwas founded on_ .A. July 1, 1921 B. 1, 1949,October C. August ,1927 1,May ,19225._ ._Chinese are looking for ways to learn English well before Beijing2008Olympics.A. Thousa nd B. Thousa nds C. Thousa nd of D. Thousa nds of6.Mr Zhang teaches at Middle School.A. a .5 C. the No7.John lives on fl

15、oor.A. twenty B. twentieth C. the twentieth D. the twentyth8.He has worked on the farm for years.A. two and half B. two and a halfC. a half and two D. two halves and a1._ It is said that SARS has killed more than_ people worldwide.A. three hundredsB. three hundreds C. three hundred s D. threehun dre

16、d2.-What do you think of a war, Li Ming?-I ve no idea. But it s a fact that _ people had to leave their hometownduri ng the War on Iraq.A. three millions B. million of C. millions ofD. several millions3._Both of the two rulers are broke n. Iwant to buy a_ one.A. three B. third C. forth D. /4. _of the earth_ made up of ocea ns.A. Two-third; is B. Two-thirds; is C. Two-third; are D. Two-thirds;are5. Since 1964,_ satellites have bee n sent into space.A. doze ns ofB. four doze ns C. doze n