初中英语个性化教案数词专题

1、学科：英语任课教师:个性化教学辅导教案授课时间： )7 / 7姓 名年 级七性 别男课题数词专项讲解总课时第 6课教 学 目 标1、 掌握数词的用法2、 直击数词考点难点 重点课 堂 教 学 过 程课前检查作业完成情况：优口 良口 中口 差 建议过 程数词专项基数词：表示人或事物数量多少的词.序数词：表示人或事物的顺序的词.往往和定冠词the连用.一.基数词.1.基数词的读法.1)1-12 ：one two three four fivesix seven eight nine ten eleven twelve2)13-19：词尾力口-teen ： thirteen fourteen fif

2、teen sixteen seventeen eighteen nineteen 3)20,30,40,50,60,70,80,90 :逢卜词尾加-ty : twenty thirty forty fifty sixty seventy eighty ninety4) 21-99:在十位与个位之间加连字符构成.21- twenty-one99-ninety-nine5)101-999 :先说几百，再加and，再加末尾两位数或个位数.101-one hundred and one238two hundred and thirty-eight6) 1000以上的数：先将数字从右往左数，每三位数用一

3、个逗号隔开，从右往左A个逗号表示千”读thousand 第一个逗号表小百万 读 million第二个逗号表小千亿 读 billion央语中无"万"这个词，我们可以用"几十个千(thousand)"表示几万，"几百个千(thousand)"表示"几 十万"。18,657,421-eighteen million , six hundred and fifty-seven thousand , four hundred and twenty-one.2, 510= two thousand five hundred a

4、nd ten ;84, 296 = eighty-four thousand two hundred and ninety-six ;274, 350 = two hundred and seventy-four thousand three hundred and fifty 。【巧学妙记】巧记 100以内的基数词基数词不难记，找清规律很容易；十二以内词各异，十三数到十九去，后加 teen莫忘记； 二十、三十至九十，正式之后有 -ty ;要说 几十几”，中间 产别丢弃；a hundred是 J百”，请你记住莫大意。二.序数词基数词变序数词口诀:基变序，有规律，词尾要加th .一二三，特殊记，

5、词尾分别tdd（first second third ） 八去t ,九去e, ve要用f替.ty变作tie,再加th莫忘记.若遇几十几，只变个位就可以.1）英语序数词的第一至第三需特殊记忆。first （1st） , second（2 nd）, third（3 rd）2）序数词中第四至第十九都是在基数词后加th,但要注意第5、8、9、12的拼法：fifth、eighth、ninth、twelfth.3）序数词中第20至第90的十的倍数是将基数词词尾的y改为i,再加-eth.twenty twentieth（第二十）eighty eightieth（第八十4）十以上的基数词变成序数词时，把个位数

6、变成序数词即可，十位数不变。thirty-twothirty-second（第三十二）seventy-fiveseventy-fifth（第七十五）5）.序数词的缩写形式，在阿拉伯数字后加上序数词的最后两个字母构成。如：fifth 5thsecond 2nd三.数词的应用.1 .表编号.结构：名词（首字母要大写）+基数词=the +序数词+名词Lesson One = the first lesson注：有些编号，一般仅用第一种表达法。Room 101101 号房间2 .序数词前一般加定冠词the但序数词前与不定冠词a /an连用时，表示 又一，再一 ”Mr Brown has a secon

7、d car.布朗先生另外还有一辆车。He has tried a second time.他又尝试了一次。You' ve done it three times .Why not try fourth time ?A.a B.an C.the D./3 .基数词的复数形式表示年代和年龄1）表示年代：in the +年份的复数在几世纪几十年代.在十九世纪七十年代 ._in the 1870sin the 1970s在20世纪70年代2）表年龄：in one '整十的复数表示在某人几十岁时在他三十岁时 ：in his thirties.4 . hundred / thousand

8、/million /billion1）.若hundred/thousand/million /billion前有基数词时，其后不加s,也不加of.若没有时既加 s也要带of.three hundred seats 三百个座位hundreds of数以百计的，成百上千的thousands of数以千计的，成千上万的millions of 数百万的billions of数十亿的Every year visitors come to China .There are two students in our school .A.thousand B.thousands C.thousands of D

9、.thousand of5 .几个半的表达法：基数词 + and + a half +名词复数 =基数词 +名词（单数/复数）+and +a half two and a half hours = two hours and a half6 .时刻表达法：1）整点：基数词+ o' clock2）几点几分：A）.直接读法：先读小时，后读分钟3:25 three twenty-five8） .间接读法：a） & 3盼钟.分钟+ past +小时3: 25 twenty-five past threeb） > 30分钟.（60-分钟）+ to + （小时数+1）3:55 fiv

10、e to fourc） 30 分钟 =half 15 分钟=a quarter 45 分钟=three quarters3:30 -half past three 3:15a quarter past three 3:45 -a quarter to four日常生活中的时间读法常常简化，直接按基数词的顺序读。7: 05-seven o five; 7: 15- seven fifteen7.日期表达法：结构：1）.月 日，年（日用序数词，年用基数词）注：年份的读法：先读前两位数，再读后两位数.读日时要加the.2007 年 3 月 21 日.-March the twenty-first ,

11、 two thousand and seven.（ March 21th ,2007） 1900-nineteen hundred2008-two thousand eight1999 年-nineteen ninety-nine ;2000-two thousand ;1905-nineteen o five ;2).日月年 (the +序数词+of +月，年)2007 年 3 月 21 日-the twenty-first of March ,two thousand and seven.习惯写作：March 21th ,20071998 年 6 月 8 日 写作：June 8, 1998

12、;读作：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 .分数词的表达法：1) .结构：a).分子用基数词，分母用序数词.b).当分子大于1时，分母加复数.3/4- three fourths (three-fourths)2) .注息:a) .分数词的几种特殊形式.1/3 one third = a third1/4 one fourth = a quarter1/2 one

13、 second = a half3/4 three fourths = three quartersb) .分数词作主语时，谓语动词根据分数词后面的名词来确定.Two fifths of the milk(be ) drunk by Tom .One third of the students(be )girls .9 .表示百分数5 % : five percent, 0.8 % zero point eight percent.分数、百分数与主谓一致分数、百分数的考查往往和主谓一致相联系。当分数、百分数修饰可数名词的复数时，谓语动词用复数形式；当分数、百分数修饰/、可数名词时，谓语动词用单

14、数形式。如： Eighty percent of the students in our school come from Henan.我们学校百分之八十的学生来自河,南。Three fourths of the students in my class are interested in English.我们班四分之三的学生对英语感兴趣。Two thirds of the water on the earth is sea water.地球上三分之二的水是海水。10.基数词常和一些计量类名词单数“用 连在一起，构成复合形容词，修饰名词。如：A twelve-year-old boy一个十二岁

15、的男孩a five-mile race一次五英里的赛跑11、表示有小数的词用基数词。5.5 five point five12.135 twelve point one three five课堂检验题：【2013 益阳1. How old is your daughter ? . We had a special party for her party yesterday .A. Nine , nine.B. Nine , ninth .C. Ninth , ninth .【2013 黄石2. It ' s said thatof the water around the worldp

16、olluted.A. two third; hasB. two thirds; haveC. two third; areD. two thirds; is【2013 雅安】3. We planted trees last year.A. hundreds ofB. hundred ofC. five hundredsD. five hundred of【2013恩施】4. Linda ' s mother looks young, but actually is in her.A.sixtiesB.sixtiethC.sixty years old【2013湘潭】4.December

17、 ismonth of the year.A.twelveB.the twelfthC.the twelveth【2013 牡丹江】5.of the students in our schoolgirls.A. Two three, areB. Two thirds, isC. Two thirds, are【2013 东营】6. On February 25, 2013, Li An, a Chinese director, won the best director again. It is his time to win an“ Oscar".A. firstB. threeC

18、. twiceD. second【2013 宜宾】7. 一 “ Food Safety " has become one of the hottest topics recently.Yeah, it receivesInternet hits（,点击）a day.A. thousandsB. thousand ofC. thousands of D. ten thousands【2013 贵阳】 8. The winner of the singing competition was agirl called Zhang Mei fromChina.A. 19-ye，ars-old

19、B.19-year-oldC. 19-year-olds.【2013 阜康】9. Can you imagine what life will be like intime? 在 20 年的时间A. 20 years 'B. 20 year ' s C. 20-years 'D. 20-year课 堂 检 测听课及知识掌握情况反馈 。测试题（累计不超过20分钟）道；成绩;教学需：加快口保持口放慢口增加内容口课 后 巩 固作业题；巩固复习;预习布置签 字学习管理师：家长或学生签字：课后作业:数词考点专练【2013 宿迁】10.of the coatsmade of cot

20、ton. They feel comfortable.A. Two-thirds; is B. Two-thirds; are C. Two-third; isD. Two 十hird; are【2013 丹东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, seventh D. first, seven【2013 本溪】12. It ' s the _ time for me to volunteer

21、in a hospital. I don' t know anything about it.A. firstB. second C. third D. last【2013 济宁】13. The earthquake in Ya ' an left people homeless.A. two thousandsB. thousands ofC. two thousands ofD. two thousand of【2013 兰州】14. In this exam, you ' re asked to write a composition of about.A. 90

22、-wordsB. 90-wordC. 90 words D. 90 word ' s【2013 衡阳】15. doctors are against H7N9 in China.A. Th ousandsB. A thousand ofC. Thousands of【2013 达州】16. How was your weekend? Great! It was my grandmother's birthday. We enjoyed.A. ninth, themselvesB. ninetieth , ourselvesC. the ninetieth, ourselvesD

23、. nineteenth, themselves【2013安顺】17.Kate is girl. She's very happy at school.A.a eighteen-year-oldB.an eighteen-year-oldC.an eighteen-years-oldD.a eighteen -years-old【2013安顺】18. To finish the task, we ve tried three times, and after dinner we , l try time.A.the fourth B.a fourthC.fourthD.four【201

24、3 莆田】19. -Let' s go to the bookstore at half past ninectmorrow morning .Its too late_ets make it .A.a quarter to nineB .twenty to ten C.a quarter to ten【2013 南充】20.My mother bought me a sweater for my birthday.A.twelfthB.twelveC.the twelfth【2013 湛江】21. What day is it today?It ' s Monday, and

25、 it ' s my birthday.A.fifteenB.fifteenthC.the fifteen D.the fifteenth【2013广安】22. How many teachers are there in your school?About four.A. thousands ofB.thousandC.thousands【2013天津】23. Where is Class?It ' s on the floor.A.Six; thirdB.Sixth; third C.Six; three D.Sixth; three【2013南宁】24. They are

26、 the students of.A. Grade 7 B.7th gradeC.Grade 7th6【2013齐齐哈尔】25.soldiers and doctors went to Ya ' an to helpetOple there two months ago.A. Thousands ofB.Two thousandsC.Thousand of【2013 乌鲁木齐】26. The number of the cars in our neighborhood is about eight, and of them are new cars.A.hundred; two thi

27、rdsB. hundred; two thirdsC. Hundreds; two thirdsD. hundreds; two third【2013广东】 27. Excuse me, sir. Here ' s a package for Lin Tao. Which room does he live in?A.308 RoomB.Room 308 C.The Room 308 D.The 308 Room【2013黄冈】28. What should we do now?-Please turn to Page and look at the picture.A.Twelve;

28、 fifth B.Twelfth; fifth C.Twelve; five D.Twelfth; five 【2013济南】29.Mother ' s Day is on the Sunday in May erery year.A.twoB.second C.sixD.sixth【2013 成都】30. It ' s the boy ' s birthday today. He is five years old.A.fifteenB.fifthC.five【2013梅井| 31. Unit is easy but unit is difficult.A.Sixth; sevenB.Six; seven C.Sixth; the seventh D.Six; the seventh【2013邵阳】32.of our classmates are good at basketball.A.Three quarter