初中英語個性化數(shù)詞專題

1、個性化教學(xué)輔導(dǎo)教案學(xué) 科: 英語 任課教師： 授課時間： ）姓名年級七性別男課題數(shù)詞專項(xiàng)講解總課時_ 第 6 課教學(xué)目標(biāo)1、 掌握數(shù)詞的用法2、 直擊數(shù)詞考點(diǎn)難點(diǎn)重點(diǎn)課堂教學(xué)過程課前檢查作業(yè)完成情況：優(yōu) 良 中 差 建議_過程數(shù)詞專項(xiàng)基數(shù)詞: 表示人或事物數(shù)量多少的詞. 序數(shù)詞: 表示人或事物的順序的詞. 往往和定冠詞the連用.一. 基數(shù)詞.1.基數(shù)詞的讀法. 1)1-12 : one two three four five six seven eight nine ten eleven twelve 2)13-19: 詞尾加-teen : thirteen fourteen fifteen

2、 sixteen seventeen eighteen nineteen 3)20,30,40,50,60,70,80,90 : 逢十詞尾加-ty : twenty thirty forty fifty sixty seventy eighty ninety 4) 21-99: 在十位與個位之間加連字符構(gòu)成. 21- twenty-one 99-ninety-nine 5)101-999 : 先說幾百, 再加and ,再加末尾兩位數(shù)或個位數(shù). 101-one hundred and one 238-two hundred and thirty-eight 6) 1000以上的數(shù): 先將數(shù)字從右

3、往左數(shù),每三位數(shù)用一個逗號隔開, 從右往左第一個逗號表示 “千”讀thousand 第二個逗號表示 “百萬”讀million 第三個逗號表示 “十億”讀billion英語中無"萬"這個詞，我們可以用"幾十個千（thousand）"表示幾萬，"幾百個千（thousand）"表示"幾十萬"。18,657,421-eighteen million , six hundred and fifty-seven thousand , four hundred and twenty-one.2，510two thousand f

4、ive hundred and ten；84，296eighty-four thousand two hundred and ninety-six；274，350two hundred and seventy-four thousand three hundred and fifty?！厩蓪W(xué)妙記】巧記100以內(nèi)的基數(shù)詞基數(shù)詞不難記，找清規(guī)律很容易；十二以內(nèi)詞各異，十三數(shù)到十九去，后加teen莫忘記；二十、三十至九十，正式之后有-ty；要說“幾十幾”，中間“-”別丟棄；a hundred是“一百”，請你記住莫大意。二. 序數(shù)詞基數(shù)詞變序數(shù)詞 口訣: 基變序,有規(guī)律,詞尾要加th .一二三,特殊記

5、,詞尾分別tdd(first second third ) 八去t , 九去e, ve要用f替. ty變作tie,再加th莫忘記. 若遇幾十幾,只變個位就可以.1)英語序數(shù)詞的第一至第三需特殊記憶。first（1 st）, second(2 nd), third(3 rd)2)序數(shù)詞中第四至第十九都是在基數(shù)詞后加th, 但要注意第5、8、9、12的拼法：fifth、eighth、ninth、twelfth.3)序數(shù)詞中第20至第90的十的倍數(shù)是將基數(shù)詞詞尾的y改為i, 再加-eth. twenty twentieth （第二十） eighty eightieth （第八十4)十以上的基數(shù)詞變成

6、序數(shù)詞時，把個位數(shù)變成序數(shù)詞即可，十位數(shù)不變。thirty-two thirty-second （第三十二） seventy-five seventy-fifth （第七十五）5). 序數(shù)詞的縮寫形式，在阿拉伯?dāng)?shù)字后加上序數(shù)詞的最后兩個字母構(gòu)成。 如：fifth 5th second 2nd三. 數(shù)詞的應(yīng)用.1. 表編號. 結(jié)構(gòu): 名詞(首字母要大寫) + 基數(shù)詞 = the +序數(shù)詞 +名詞 Lesson One = the first lesson 注：有些編號，一般僅用第一種表達(dá)法。 Room 101 101號房間2. 序數(shù)詞前一般加定冠詞the 但序數(shù)詞前與不定冠詞a /an 連用時,

7、表示 “又一,再一” Mr Brown has a second car. 布朗先生另外還有一輛車。He has tried a second time. 他又嘗試了一次。Youve done it three times .Why not try _fourth time ? A.a B.an C.the D./3. 基數(shù)詞的復(fù)數(shù)形式表示年代和年齡 1)表示年代: in the + 年份的復(fù)數(shù) 在幾世紀(jì)幾十年代.在十九世紀(jì)七十年代. _in the 1870s in the 1970s 在20世紀(jì)70年代 2)表年齡: in ones + 整十的復(fù)數(shù) 表示在某人幾十歲時在他三十歲時: _in

8、 his thirties_.4. hundred / thousand /million /billion 1).若hundred / thousand /million /billion 前有基數(shù)詞時,其后不加s,也不加of .若沒有時既加s 也要帶of .three hundred seats 三百個座位 hundreds of 數(shù)以百計的，成百上千的 thousands of 數(shù)以千計的，成千上萬的 millions of 數(shù)百萬的 billions of數(shù)十億的Every year _ visitors come to China .There are two _ students

9、in our school .A.thousand B.thousands C.thousands of D.thousand of 5. 幾個半的表達(dá)法: 基數(shù)詞 + and + a half +名詞復(fù)數(shù) = 基數(shù)詞 +名詞(單數(shù)/復(fù)數(shù)) +and +a half two and a half hours = two hours and a half 6. 時刻表達(dá)法: 1)整點(diǎn): 基數(shù)詞 + oclock 2)幾點(diǎn)幾分: A).直接讀法: 先讀小時 ,后讀分鐘 3:25 - three twenty-five B).間接讀法: a)30分鐘. 分鐘+ past + 小時 3：25 -twe

10、nty-five past three b)30分鐘. ( 60-分鐘 )+ to + (小時數(shù)+1) 3:55 - five to four c) 30 分鐘 = half 15分鐘=a quarter 45分鐘= three quarters 3:30 -half past three 3:15-a quarter past three 3:45 -a quarter to four 日常生活中的時間讀法常常簡化，直接按基數(shù)詞的順序讀。7：05-seven o five；7：15- seven fifteen7. 日期表達(dá)法: 結(jié)構(gòu): 1).月 日,年 (日用序數(shù)詞,年用基數(shù)詞) 注: 年

11、份的讀法: 先讀前兩位數(shù),再讀后兩位數(shù). 讀日時要加the.2007年3月21日.- March the twenty-first , two thousand and seven.( March 21th ,2007)1900-nineteen hundred 2008-two thousand eight 1999年-nineteen ninety-nine； 2000-two thousand； 1905-nineteen o five；2).日 月 年 (the +序數(shù)詞+of +月, 年)2007年3月21日-the twenty-first of March ,two thousa

12、nd and seven. 習(xí)慣寫作：March 21th ,20071998年6月8日 寫作：June 8，1998；讀作：June the eighth， nineteen ninety-eight 或the eighth of June， nineteen ninety-eight。2003年3月17日，星期一 Monday, March the 17th, 2003.8. 分?jǐn)?shù)詞的表達(dá)法: 1).結(jié)構(gòu): a).分子用基數(shù)詞,分母用序數(shù)詞. b).當(dāng)分子大于1時,分母加復(fù)數(shù). 3/4- three fourths (three-fourths) 2).注意:a).分?jǐn)?shù)詞的幾種特殊形式.

13、1/3one third = a third 1/4one fourth = a quarter 1/2one second = a half 3/4three fourths = three quarters b).分?jǐn)?shù)詞作主語時, 謂語動詞根據(jù)分?jǐn)?shù)詞后面的名詞來確定. Two fifths of the milk _(be ) drunk by Tom . One third of the students _(be )girls .9表示百分?jǐn)?shù)5：five percent， 0.8 zero point eight percent.分?jǐn)?shù)、百分?jǐn)?shù)與主謂一致分?jǐn)?shù)、百分?jǐn)?shù)的考查往往和主謂一致相

14、聯(lián)系。當(dāng)分?jǐn)?shù)、百分?jǐn)?shù)修飾可數(shù)名詞的復(fù)數(shù)時，謂語動詞用復(fù)數(shù)形式；當(dāng)分?jǐn)?shù)、百分?jǐn)?shù)修飾不可數(shù)名詞時，謂語動詞用單數(shù)形式。如： Eighty percent of the students in our school come from Henan. 我們學(xué)校百分之八十的學(xué)生來自河南。 Three fourths of the students in my class are interested in English. 我們班四分之三的學(xué)生對英語感興趣。 Two thirds of the water on the earth is sea water. 地球上三分之二的水是海水。 10. 基數(shù)詞常

15、和一些計量類名詞“單數(shù)”用“一”連在一起，構(gòu)成復(fù)合形容詞，修飾名詞。 如： A twelve-year-old boy 一個十二歲的男孩 a five-mile race 一次五英里的賽跑11、 表示有小數(shù)的詞用基數(shù)詞。 5.5 five point five 12.135 twelve point one three five課堂檢驗(yàn)題：【2013益陽】1. How old is your daughter ? . We had a special party for her party yesterday . A. Nine , nine. B. Nine , ninth . C. Nin

16、th , ninth . 【2013黃石】2. Its said that _ of the water around the world _ polluted. A. two third; hasB. two thirds; have C. two third; areD. two thirds; is【2013雅安】3. We planted trees last year. A. hundreds of B. hundred of C. five hundreds D. five hundred of【2013恩施】4. Lindas mother looks young, but ac

17、tually is in her _. A.sixties B.sixtieth C.sixty years old【2013湘潭】4.December is _ month of the year. A.twelve B.the twelfth C.the twelveth【2013牡丹江】5._ of the students in our school _girls. A. Two three, are B. Two thirds, is C. Two thirds, are【2013東營】6. On February 25, 2013, Li An, a Chinese directo

18、r, won the best director again. It is his time to win an “Oscar”. A. firstB. threeC. twiceD. second【2013宜賓】7. “Food Safety” has become one of the hottest topics recently. Yeah, it receives _ Internet hits(點(diǎn)擊) a day. A. thousandsB. thousand of C. thousands of D. ten thousands【2013貴陽】8. The winner of

19、the singing competition was a _ girl called Zhang Mei from China. A. 19-years-old B.19-year-old C. 19-year-olds. 【2013阜康】9. Can you imagine what life will be like in _ time? 在20年的時間 A. 20 years B. 20 years C. 20-years D. 20-year課堂檢測聽課及知識掌握情況反饋_。測試題(累計不超過20分鐘)_道；成績_；教學(xué)需:加快;保持;放慢;增加內(nèi)容課后鞏固作業(yè)_題; 鞏固復(fù)習(xí)_ ;

20、 預(yù)習(xí)布置_簽字 學(xué)習(xí)管理師: 家長或?qū)W生簽字：課后作業(yè)： 數(shù)詞考點(diǎn)專練【2013宿遷】10. of the coats made of cotton. They feel comfortable. A. Two-thirds; isB. Two-thirds; areC. Two-third; isD. Two third; are【2013丹東】11. When did you start to collect stamps? I got my _ stamp when I was _ years old. A. one, seven B. one, seventh C. first, s

21、eventh D. first, seven【2013本溪】12. Its the _ time for me to volunteer in a hospital. I dont know anything about it. A. first B. second C. third D. last 【2013濟(jì)寧】13. The earthquake in Yaan left _ people homeless. A. two thousands B. thousands of C. two thousands of D. two thousand of【2013蘭州】14. In this

22、 exam, youre asked to write a composition of about _. A. 90-wordsB. 90-wordC. 90 wordsD. 90 words【2013衡陽】15. doctors are against H7N9 in China. A. Thousands B. A thousand of C. Thousands of 【2013達(dá)州】16. How was your weekend? Great! It was my grandmother's _birthday. We enjoyed _. A. ninth, themse

23、lves B. ninetieth , ourselves C. the ninetieth, ourselves D. nineteenth, themselves【2013安順】17.Kate is girl. Shes very happy at school. A.a eighteen-year-old B.an eighteen-year-old C.an eighteen-years-old D.a eighteenyears-old【2013安順】18. To finish the task, weve tried three times, and after dinner we

24、ll try time. A.the fourthB.a fourthC.fourthD.four【2013莆田】19Lets go to the bookstore at half past nine tomorrow morning Its too lateLets make it A.a quarter to nine B .twenty to ten C.a quarter to ten【2013南充】20.My mother bought me a sweater for my _ birthday. A.twelfth B.twelve C.the twelfth【2013湛江】2

25、1.What day is it today? Its Monday, and its my _ birthday. A.fifteen B.fifteenth C.the fifteen D.the fifteenth【2013廣安】22.How many teachers are there in your school? About four _. A. thousands of B.thousand C.thousands 【2013天津】23.Where is Class _? Its on the _ floor. A.Six; third B.Sixth; third C.Six

26、; three D.Sixth; three 【2013南寧】24. They are the students of _. A. Grade 7 B.7th grade C.Grade 7th 6【2013齊齊哈爾】25._soldiers and doctors went to Yaan to help the people there two months ago. A. Thousands of B.Two thousands C.Thousand of【2013烏魯木齊】26. The number of the cars in our neighborhood is about e

27、ight _, and _ of them are new cars. A.hundred; two thirdsB. hundred; two thirds C. Hundreds; two thirdsD. hundreds; two third【2013廣東】27.Excuse me, sir. Heres a package for Lin Tao. Which room does he live in? _. A.308 Room B.Room 308 C.The Room 308 D.The 308 Room【2013黃岡】28.What should we do now? Ple

28、ase turn to Page _ and look at the_ picture. A.Twelve; fifth B.Twelfth; fifth C.Twelve; five D.Twelfth; five【2013濟(jì)南】29.Mothers Day is on the _ Sunday in May every year. A.two B.second C.six D.sixth【2013成都】30. Its the boys _ birthday today. He is five years old. A.fifteen B.fifth C.five【2013梅州】31. Unit _ is easy but _ unit is difficult. A.Sixth; seven B.Six; seven C.Sixth; the seventh D.Six; the seventh 【2013邵陽】32. _ of our classmates are good at basketball. A.Three quarters B.Three four