优质小升初专项系列第三讲——数词

1、? 了解基数词和序数词的构成方式和基本的数学运算;学习目标？在他说活动中获取钟点、日期等数字信息并准确表达；?准确朗读和书写词基数词和序数词； 教学内容【课前检测】根据下列首字母提示，完成下文Jasper White is one of those l .r people who believes in ancient myths. He has just bouglit a newhouse in the city, but ever2.s he moved in, he has had3.t witli motorists, whe n he retur nshome at ni glit

2、, he always finds that some one has parked a car 4.o iis gate. Because of this, he hasnot bee n 5.a to get his own car mto his garage6.e on ce. Jasper has put up* No Parkuig* sig nsoutside lus gate, but these have not had aiiy7.Now he has put ail 8.ustonehead over thegate. It is one of die ugliest f

3、aces I have ever see n. I asked him what it was and he told me that it was Medusa, the Gorgon. Jasper hopes that she will turn motorists to stone. But none of tliem has been tiuiied to stone yet!1. r2.w3.t4.o 5. a6.e7e8.a【课堂导学】l .Be quite and go tosleep. We ve got a long day tomorrow. Good rnglit.A.

4、 aB.a nC.tlieD./2. We should give our seats toold when they get on the bus?A. aBailC.theD./3. He had such unusual day with the famous writer that he would remember it fb 代 ver.A. a nB. aC. /D.the4. This is useful dicti on ary. I always look up new words in it.A. /B. theC. aD. an5 .Are you infavor of

5、 using an iPad in class?A. aB. anC. /D. the6. The first thing to do when creatmg a comic strip is to think ofplot.A.a nB.theC. /D. a7. All the visitors are asked to to line up quietly and go into die exliibition hall one attune.A.theB. /C. aD. an8. The sign says we can park our car here. It smfonnat

6、ion sign.A. aB anC.theD./9. He had such unusual day with the famous writer that he would remember it fb 代 ver.A. anB. aC. /D. theUn iversity.A. /; theB. tlie; aC. a: theD. die; /【知识点梳理】【知识点】数词【知识点一】数词概说、基数词及序数词：（一）概说：英语的数词可分为基数词和序数词两人类。基数词衣示的是人或事物的个数，而序数词衣示的是这些数目的顺序，（二）基数词：衣示数目的词称为基数词，下面是最常用的展数词：1 o

7、ne11 eleve n100 on e(a) hundred 百2 two12 twelve20 twenty?r1 000 on e(a) thousa nd千3 three13 thirteen30 thirty10 000 ten thousa nd 万4 four14 fourtee n40 forty100 000 on e(a) hundred thousa nd 十万5 five15 fiftee n50 fifty1 000 000 one(a) million 白力6 six16 sixtee n60 sixty7 seven17 seve ntee n70 seve nt

8、y8 eight18 eightee n80 eighty9 nine19 nin etee n 90 nin ety10 ten序数词：疗:数词农示事物的顺序，往往与定冠词the连用。常用的序数词如下序数词缩写序数词缩写first1sttwen tieth20thsecond2ndtwen ty-first21stithird3rdthirtieth30thfourth4ththirty-fifth35thfifth5thfortieth40th6thfiftieth50thRoom 405Page 215No.14 Middle School第14中学Teleph one NO.58558

9、06电话：5855806【例题There aredays in a year.A. tliree hundreds sixty ? fiveB. three hun dreds and sixty-fiveC. three hun dred and sixty-fiveD. three hun dred and sixty fiveseve nth7thsixtieth60theighth8thseve ntieth70thnin th9theightieth80thten th10thnin etieth90theleve nth11thhun dredth100thtwelfth12th【

10、例题？】Every student in Gradeis studying hard to achieve more? (ninth)【例题二】This is thetime tliat I haA-e bee n to this beautifiil city, (three)【例题三】On theday of this year, I wrote to Dad to tell him I love him ? (one)【例题四】 The yoimg couple decided to have diebaby. (two)【例题五】Jack s un cle will celebrate

11、 hisbirthday in a mo nth.(forty)【知识点二】数词的表达:（?）衣示计量：衣示事物的计量，即事物的长度、宽度、深度和咼度，应釆用 基数词。如：It is 50 metres'ldlometers/miles long (Aide. deep, higli)/is 有 50 米/ 千米/ 英里长(宽、深、崗九（二）衣示编号：编号的数字如果过可用序数词或基数词衣示；如果数字较人，通常用基数词衣小，示。女口： The tenth less on=Less on Ten 第 10 课第405号房 第215页【例题二.】My brother is inA. Tlir

12、ee Class, One GradeB. Class Three, Grade OneC. Grade One, Class Tliree【例题三】一 How much does the parcel weigh?D. class three, grade oneJust a minute? I'll weigh it. It weighs A. oneand half a kilogramC. one kilogram and halfB. one and a half kilogramD. one kilogram and a half【知识点三】数词专题重难点:（?）衣示不确切

13、的数字：基数词后面直接加上复数名词衣示精确的数字，而基数词复数形式加上“0农示 不确切的数字。女【1 :five hun dred stude nts500名学生two thousa nd people2000 人five doze n pen cils5打铅笔hun dreds of stude nts几百名学生millio ns of workers成千上万的工人scores of chairs儿十张椅子（二J衣示年龄和岁数1）衣示年龄的主要句式如下：He is a boy of 10 yeas old.他是个10岁的男孩了？He is 10 yeas old.他10岁。At the ag

14、e of ten. he bega nto lear n En glish.他10岁开始学英语。He is 10( years of age).他10岁。He is a ten-year-old boy.他是个10岁的男孩2）介词 in-ones twenties （thirties.）衣示"在某人 20 多岁（30 多岁.） 女口 1: My father is in liis fifties.我爸爸 50 多岁。When he was in his forties, he began to learn English.当他 40 多岁时，他开始学英语。（三）衣示年代：衣示什么世纪

15、，什么年代时，通常在数词后加s或匕 并在年代前加定冠词the,如19801（20 世纪 80 年代），读作：nineteen eighties.女口：His grandfather died in the 197O's<=他爷爷死于 20 世纪 70 年代？（四）衣示分数：分数的衣达方式是：分了用基数词，分母用叙述词。分（是one时，分母不必加s;分/人于one时，分母要加s.女 lh a( =one) third 三分之？one fifth五分之？two thirds三分？之二tliree fourths 四分之三Two tlurds of the tre? es were c

16、ut down the years ago. 10年前三分之二的树木彼砍伐f （五）衣示百分数：百分数的衣达方式是：基数词 + percent （单数形式）十oH名词。如:Thirty percent of the students in my class are from cities.我班 30% 的学生来自城市。About 61 percent of the surface is covered by Arater.人约 61% 的衣血被水覆盖着。D. third-fourths例题?】 Water covers more than of the Earth's surface.

17、A. three-fourthB. three-fourC? three-fourths例题二】 Emily left her parents and came to teach in China ill her late (twenty)例题三 _ eople visit this museum every day. more kinds of ways.A. HundredB. HundredsC. Hiuidred ofD. Hundreds of【例题四】 一 Excuse me, is the supermarket far from here?No, it's about

18、A. 7 muiutes walk C. 7 minutes' walkB. 7 niiiiute walkD. 7 niHiutes walk课堂练习】( )1. There are days ill a year.A. three hundreds sixty-fiveC. three hiuidred and sixty? five()2. There are students in tliis school.A. eight hundreds and fbrty? sixC. eight liiuidred and forty ? sixG )3. eople visit th

19、is museum eAery day.A. Hiuidred(A. h)u4.ndTrheedre are twoB. Hpuenodprleedisn die meetingB. hundredsB. diree hundreds and sixty.fiveD. tliree hundred and sixty fiveB. eight hundred and fbrty sixD. eight hundred fbrty? sixC. Hundred ofD. Hundreds ofroom.C. hundreds ofD. hundred ofB. millions of peopl

20、eD. million of peopleB. Two thousandsD. Two thousand ofB. tliousaiid of starsD. thousands of starB. Class Tliree, Grade OneD. class tliree, grade oneC. die book sixD. Book Six()5. Every year watch NBA on TV.A. million people C. millions people()6. trees have been planted ill our school ill the past

21、10 years.A. Thousands ofC. Thousand of( )7. Look! There are in the sky.A. thousand starsC. thousands of stars ()8. My brother is in .A. Tliree Class, One GradeC. Grade One. Class Tliree()9. are going to learn this term.A. book sixB. six book)10. Please turn to . Let's read die text aloud.A. Page

22、 TwoB. the page twoC. second page D. page second阅读 BDo you know _61_ pieces of paper you use every year? Maybe your answer is a lot. Do you know what paper can be made from? Of cotu'se, you know it is mainly made from woo?dIn the world today more and better paper 62 made and paper is used 63 mor

23、e and_64_ we all know, paper is widely used for books, n ewspapers, lettei-s, etc. And paper is veiy good for keeping people wann? Now people use paper to make many tilings, such as paper cups,plates, cliaii's, tables, beds, shoes, hats, rain coats, hou己stc. And in the fiitiire, you will probabl

24、y _65_ able to see that cars, trains, pla nes and many other thi ngs will be made of paper.2.dThe earth motes iround the l.s.When ourpart of tlie earth turns 3 .a.Whenour part of the earth ninis to tlie sun, it isfrom the sun .it is ni 八lit.()1 ? A. ho、%B. how manyB. isC. how lotC. wereD. how fewD.

25、are)2.A. was()3.A. onB? underC. i nD. to()4.A. asB. AsC. Whe nD. whe n()5.A. to beB. beC. toD. and阅读CThe sun is much bigger than the moon. But sometimes the moon looks bigger than the sun because it is much 4ji to the earth.Tlie sun is very bright. It gives very strong 5d? The moon looks quite brigh

26、t, but it6. dgive any light at all. Tlie light&om tlie moon comes 7Af the sun.The moon looks much bigger and brighter 8a die stars. But in fact the stars are a lot bigger and from the earth.brighter tha n the 9m.They look smaller tha n the moon because they are 10.faway【课堂回顾】【课后作业】I.汉译英。1、这个游泳池长

27、50米，宽25米。2、飞机场离市中心80千米左右。3、我们通常在每年10月第一个星期的周六聚会。4、几百万人在电视上观看了足球比赛。5、你可以在第205页上找到练习答案6、我为他写了三篇发言稿，他对第二篇很满意7、他开了这儿的第一家中国餐馆，然后又在纽约开了一家 8、上学第一天彼得就和许多中国孩子交上了朋友。II. 选择题1. About films were shown during the 5tli International Film Festival.A two lnmdred ofB two hundreds ofC two hundredD two hundreds2. We111

28、 have a holiday. What about going to the West Lake?A two daysB hvo-dayC two? daysD two? days'3. Now children, turn to page and look atA nventieth. on 亡B twenty.one picture in Lesson Two.C twentieth.the firstD twenty.die first4. During the seven? day May Day holidays,families went siglitseeing.A

29、tliousandB thousandsC thousands and thousandsD thousands of5. I've read sports news about the Fl race today.A twoB piecesC two piecesD two pieces of6. During World Whi ii, a Jewish （犹太的） lady was protected by a local family in Shanghai in her A fiftiesB fiftyC fiftieth7? 一 How much does it cost

30、to build the school library?Fouryuan.A. mil 丘 onB. millionsC. millions of8. Excuse me. is the supermarket far from here?一 No, it's about .A. 7 minutes walkB. 7 minute walkC. 7 minutes' walk9. Tliis is a big Class, and of the students are girls.A. two tliirdB. second threeC. two-thirdsD. mill

31、ion ofD. 7 minute's walkD. two tliree10. 一- How many students are there in your newly built school?一 Two thousand in classrooms.D. the fortiethA. fourB. fourthC. fbrty11. Harry has just fiiushed writing a composition.C. mne-hundreds-wordA. nine-hundred-wordB. miie-hundred-wordsD. niiie-lnuidreds

32、-words12.Inside a box there are six smaller boxes, and inside each small box are six much smaller boxes. How manyboxes altogether?A. Thirty-sixB. Thirty ? sevenC. Forty-threeD. Forty-two13.It s nde from my home to die factory.A. two hour and half'sB. two and half hours'C. two and a half hour

33、s'D. two hour and a lialf's14. Chinese are looking for ways to learn English well before Beijmg 2008 Olympics.15. Both of the two mlers are brorke n. 1 want to buy aone.A. tlireeB. thirdC. forthD.不填16. The doctor worked forafter twelve o'clock.A. two more hoursB. two ano ther hourC. more

34、 two hoursD. ano ther two hour17. It is said that SARS has killed more thanpeople worldwide.A. two hun dredsB. two hun dreds'C. two hun dred sD. two hun dred18.people are figlit ing aga inst SARS.A. Millio n ofB. A millio n ofC. Millio ns ofD. Several n iillioasB. ThousandsC. Tliousaiid ofD. Tli

35、ousa nds of(2003北京)A. Thousand19. In our school severalstude nts are able to search the In ter net for useful in formatio n now.(2003盐城)A. Jiun dred of B. hun dreds forC. hun dredD. hun dreds20. It is I have been here. So I Jcnow the city well.A. six times B ? the sixth timeC. sixth timeD. a sixth t

36、imeiii. Complete the sentences with the given words in their proper fonns.(分)1. Surpris in gly, that's the goal Ron aldo has kicked this seas on, (twelve)2. Mr. Smith and his wife are preparing for their son'sbirthday party.(nine)3.11 is thetime that I have in vited to the school ope n day.

37、(three)4. We will hold a party to celebrate Grandma'sbirthday.(sixty)5. As a beautiful girl, Jenny caught a lot of attention on her day at work? (one )6. We'll celebrate my grandma'sbirthday at that restaura nt tomorrow.( nin cty)7. This is a new building and my office is on thefloor, (f

38、ive)8. She has bought a new flat in this buildmg and it's on thefloor. ( eight)9.1 got anmy frie nd. (in vite)10. The ni ght in gale sings (happy)IV. Rewrite the following sentences as requiiec(.按要求改爲句子，每空格限填一词)(10%1. Those are her notebooks(保持句意基本不变)2.We had some Maths classeslast weeK.Those no

39、 tebooksWean y Maths classes last week.3. I eat a hamburger and drink some tea(改为一般过去时 )Ia hamburger andsome tea yesterday.4. Kitty had cabbages for dinner.(对划线部分提问)Kitty have for dinner?5. The temperatiire is thirty degiees today.(对戈U线部分提问) thetoday?V.根据首字母填空。1 ? Read the passage and fill in the bl

40、anks with proper wordsSome one sent me a group e - mail the other day. One of those that end with send this to 10frie nds. .I liked the story and it really got me thinking.Heres the story &om die e - mail:Recently I overheard a father and a daughter in their last moments together at die a (1) ?

41、They hadannoun ced the departure?Standing n ear die security gate, they hugged and the father said, T love you, and I wish you eno ugh. Tliey kissed andthe daughter left. Tlie father walked over to die window where I was seated? I tried to leave hini some privacy,but I could not keep m (2) from ask

42、ing：When you were saymg good - bye, I heard you say., *1 wish you enougli? blay I ask what that means?T (5) , slowly timii ng toward me, he shared the followi ng as if he were recit ing it fro in memory ?I wish you eno ugh sun to keep your attitude b (6) no matter how gray the day may appea?I wish y

43、ou eno ugh rain to appreciate the sun eve n more?I wish you eno ugh happmess to keep your spirit alive and everlast ing ?I wish you eno ugh pain so that eve n the s (7) of joys m life may appear bigger?I wish you eno ugh gam to sAatisfy yoiir wan ti ng ? wish you eno ugh loss to appreciate all tliat

44、 you possess?He bega n to smile ? That's a wish that is p (3)on from gen eratio n to gen erati on ? My pare nts used to sayit to every one ?'He paused a moment and looked up as if trying to remember it m d (4) , and he smiled ev已 nmore? 'When we said, T wish you enougli? *we were wanting

45、 the other person to have a life filled with justeno ugh good thmgs to carry them on.1I wish you eno ugh hellos to get you through tlie filial good - byeVI.阅读理解Complete the follow ing passages with tlie words or phrases in tlie box. Each word or plirase can only be used onc（e 将 下列单词或词组填入空格。每空格限填一词，每

46、词或词组只能填一次）：A. equipment B? regularly C? safe D? technique E. consistenlyF. immediate G. pedometer H. except for I. besidesThe Best Ways to Lose Weight with Walki ngWalk ing regularly is the easiest and least expe nsive form of exercise.J a good pair of walki ng shoes, no special 2is needed. 11 is no

47、t necessary to join a gyn? Yau can walk every day with no " restdays" in betwecn. There is nothing to learn; people already know how to walk. There are, however, a few important things to keep in mi nd whe n walki ng to lose weight.? Ways to lose weight by walkingThe first way to beg in to

48、 lose weight by walki ng is to start walki ng. The in itial goal should be 10,000 steps per day. Using a simple 3 attached lo the waistband or on a belt will help you to count your daily steps? Consistency_ ven 10 minutes 3 times a day at firstwill produce the 4 results? But slowly increasing the ti

49、me and the distaneewill en courage your weight-loss efforts. Beg inning a regular walki ng program ? Il is very importa nt to check with your medical professi onal before beg inning any exercise program; especially if you are over age 65, have bee n required sitting or little activity for more than

50、a year, or have been diagnosed with heart disease, pregnancy, high blood pressure, or any other medical con diti ons? How to walk to lose weightA good walki ng 5_will help you achieve the physical or men tal en ergy you n eed to walk 6for the amount oftime you have set for your goal. Making sure tha

51、t you are using your large muscles correctly will also help to build your muscles.Walk ing 7 can aid in muscle growth and in crease the amount of calories you bur n throughout the day. Eati ng a healthy low-fat diet will raise your metabolism （新陈代谢）.these two methods will help lead to a 81-2 pound w

52、eight loss per weekf paired the calorie burn with the correct diet, it can lead to a better form of weight loss.B? Choose the best answer and complete the passageI used to believe in the Ain erica n Dream, which meant a job, a mortgage (按揭),credit cards, success. Iwan ted it and worked toward it like every one else, all of at (1) chas ing the same thi ng One year,through a series of ruiliappy events. It all fell apart. I found m