小升初專題三 數(shù)詞

1、龍文教育一對(duì)一個(gè)性化輔導(dǎo)教案學(xué)生學(xué)校年級(jí)六年級(jí)次數(shù)第 次科目英語教師日期時(shí)段課題小升初專題三 數(shù)詞 教學(xué)重點(diǎn)1、 基數(shù)詞的構(gòu)成及拼寫2、 序數(shù)詞的構(gòu)成及拼寫3、 數(shù)詞的運(yùn)用教學(xué)難點(diǎn)基數(shù)詞與序數(shù)詞的用法區(qū)別教學(xué)目標(biāo)熟練運(yùn)用數(shù)詞教學(xué)步驟及教學(xué)內(nèi)容1、 課前熱身：1、 作業(yè)檢查，及上節(jié)課內(nèi)容回顧2、 課前檢測(cè)2、 內(nèi)容講解1、 數(shù)詞的定義2、 數(shù)詞的分類3、 基數(shù)詞講解4、 序數(shù)詞講解5、 數(shù)詞的運(yùn)用講解三、課堂練習(xí)四、課堂小結(jié)。引導(dǎo)學(xué)生回顧本節(jié)課知識(shí)點(diǎn)五、作業(yè)布置：見學(xué)案管理人員簽字： 日期： 年 月 日作業(yè)布置1、學(xué)生上次作業(yè)評(píng)價(jià)： 好 較好 一般 差 備注：2、本次課后作業(yè)：課堂小結(jié) 家長(zhǎng)簽字

2、： 日期： 年 月 日小升初總復(fù)習(xí)專題三：數(shù)詞課前檢測(cè)( ) 1. Our school is not very big. There are only _ students.A. nine hundreds of B. nine hundredC.nine hundreds D. nine hundred of( ) 2. Which room do you live in?A. The 201 Room B. Room 201C.Room 201st D. The 201s Room( ) 3. Four hundred thousand one hundred and seventy m

3、eans_. A.4,170 B. 4,117C. 400,170 D. 40,170( ) 4. -Whats one fourth and a half, do you know? -Yes, its _. A. two sixths B. three fourths C. one three D. three sixths( ) 5. There are _ months in a year. October is the _ month. A. twelve, ten B. twelfth, tenth C. twelve, tenth D. twelfth, ten( ) 6. “W

4、hen is your mothers birthday, Tina?” “Its on July the _.” A. twenty B. ninth C. five D. nineth( ) 7. Im in_.A. Class 2, Grade 6 B. Grade 6, Class 2C. 2 Class, 6 Grade D. 6 Grade, Class 2( ) 8. He studies at No. _ Middle School.A.3 B. 3rd C. 3th D. the 3( ) 9. He was born _, 1986.A. on June 2nd B. in

5、 June 2ndC. on June two D. on June 2( ) 10. Four _ two is two. A. plus B. minusC. times D. and一、數(shù)詞的定義表示數(shù)目、數(shù)字和順序的詞叫數(shù)詞。二、數(shù)詞的分類 (一)、基數(shù)詞的構(gòu)成    1、定義：基數(shù)詞表示數(shù)字及數(shù)目的多少，在句子中可以作主語、賓語、表語和定語。 2、基數(shù)詞的構(gòu)成 基數(shù)詞中1-12是獨(dú)立單詞，需逐個(gè)記憶1. one   2. two   3. three   4. four &#

6、160; 5. five   6. six     7. seven  8. eight   9. nine   10. ten   11. eleven  12. twelve    13-19后綴-teen結(jié)尾，其中thirteen, fifteen, eighteen是不規(guī)則變化。13. thirteen   14. fourteen   15. fifteen 

7、;  16. sixteen     17. seventeen   18. eighteen   19. nineteen 20-90等整十位數(shù)詞后綴-ty結(jié)尾。20. twenty   30. thirty   40. forty   50. fifty   60. sixty   70. seventy   80. eighty   90. ninety 21-

8、29 由十位數(shù)20加個(gè)位數(shù)1-9 構(gòu)成，中間須有連字符“-”，其他十位數(shù)以此類推。21. twenty-one   22. twenty-two   23. twenty-three  . 百位數(shù)由1-9加hundred 構(gòu)成，如包含十位數(shù)及個(gè)位數(shù)，中間用and 連接，也可不用，如只包含個(gè)位數(shù)，即十位數(shù)為零時(shí)，則and 不可省。100 one hundred   200 two hundred 406 four hundred and six  855 eight hundred (a

9、nd) fifty- five 英語上沒有專門表示“萬，億”的說法，但是卻有專門表示“百萬，十萬”的說法，分別是million, billion.1000 以上的數(shù)字,從后向前數(shù),每三位加“，”，倒數(shù)第一個(gè)“，”前為thousand.第二個(gè)“，”前為million,第三個(gè)“，”前為billion,然后每一節(jié)按百、十、個(gè)的順序表示。如：198，829 讀作：578，374，249 讀作： Ten, hundred, thousand, million, billion這些詞前面如果有表示具體數(shù)目的詞，就不能加-S和of,反之則須加S和of。如：one hundred people 一百人 hun

10、dreds of people 數(shù)百人.(考點(diǎn)）4. 與基數(shù)詞合成的復(fù)合定語，其中的名詞用單數(shù)。如：a three-month-old baby 一個(gè)三個(gè)月大的嬰兒。（二）、序數(shù)詞的構(gòu)成1、定義：序數(shù)詞表示數(shù)目的順序，其前一定要加定冠詞the。在句子中主要作定語，也可以作主語、表語和賓語。  2、序數(shù)的構(gòu)成  序數(shù)詞中除了前三個(gè)（first, second, third）特殊之外，其余序數(shù)詞都以 th 結(jié)尾。1st- first   2nd-second   3rd-third   4th-fourth&

11、#160;  5th-fifth12th-twelfth 整十的序數(shù)詞的構(gòu)成方法是（20-90）：先將十位數(shù)的基數(shù)詞的詞尾-ty 中的y 變?yōu)閕, 然后加后綴-eth.20th  twentieth       30th   thirtieth40th  fortieth        50th   fiftieth 十位數(shù)的序數(shù)詞，如包含1-9的個(gè)位數(shù)時(shí)，十位數(shù)用基數(shù)詞，個(gè)位數(shù)用序數(shù)詞，中間須有

12、連字符“-”。21st twenty-first   22nd twenty-second    57th fifty-seventh 百、千、萬等的序數(shù)詞由hundred; thousand等加-th 前面加有關(guān)的基數(shù)詞構(gòu)成，它們之前的“一”只可用one不可用a 。100th  (one) hundredth        1000th （one）thousandth6000th six thousandth基數(shù)詞變序數(shù)詞口訣：基變序，有規(guī)律。末尾加上th. 一、

13、二、三、特殊記，詞尾字母t,d,d.(first, second, third)。 八減t九去e,（eighth, ninth）, f 來把ve替。（twelfth）. 單詞ty作結(jié)尾，ty變成tie(twentieth). 若是碰到幾十幾，只變個(gè)位就可以。（twenty-first） 三、數(shù)詞的運(yùn)用：（一）、時(shí)間的表達(dá)法1. 表示整點(diǎn)用基數(shù)詞+ oclock 也可省略，介詞用at.6:00 six oclock (或six)       8:00 eight oclock (或eight)2. 用past 表示“幾點(diǎn)幾分”，但分?jǐn)?shù)必

14、須在半小時(shí)以內(nèi)（包括半小時(shí)）6:30 half past six 或six thirty8:05 five past eight 或eight five3:15 fifteen past three或a quarter past three 或three fifteen3. 用介詞to表示“幾點(diǎn)差幾分”，但分?jǐn)?shù)必須在半小時(shí)以上（不包括半小時(shí)）10:40 twenty to eleven 或ten forty3:45  a quarter to four 或three forty-five（二）、年、月、日、年齡表達(dá)法1. 表示月份，首字母須大寫，書寫時(shí)間可用縮寫形式一月 Januar

15、y(Jan. )             二月February (Feb.)2. 表示年，月，日，“年”用基數(shù)詞，“日”用序數(shù)詞1997年5月4日     May 4th , 19973. “歲”的表達(dá)法基數(shù)詞+ years old, old 可省略10歲 ten years old4. 表示年代用“in + the+ 數(shù)詞的復(fù)數(shù)形式”.如: in the 1990s或in the 1990s 在20世紀(jì)90年代。5.表示某人的年齡階段

16、用“in +物主代詞+ 數(shù)詞的復(fù)數(shù)形式”。如：in his 20s 或in his twenties在他二十幾歲時(shí)。（三）、倍數(shù)、分?jǐn)?shù)、小數(shù)、百分?jǐn)?shù)、四則運(yùn)算1） 一倍: once 兩倍: double/ twice 三倍或三倍以上: 基數(shù)詞+times2） 分?jǐn)?shù)： 分子用基數(shù)詞，分子大于不時(shí)分母用序數(shù)詞的復(fù)數(shù)形式表示。如：1/3 one-third, 2/3 two-thirds， 1/2 a hlf, 1/4 a quarter, 3/4 three quarters.3） 小數(shù)：小數(shù)點(diǎn)以前用基數(shù)詞讀出來，小數(shù)點(diǎn)讀作point, 小數(shù)點(diǎn)之后的數(shù)用基數(shù)詞逐個(gè)讀出來。如：8.06 six po

17、int zero six.4） 百分?jǐn)?shù)：百分?jǐn)?shù)用基數(shù)詞讀出，百分號(hào)讀作percent。如：99% ninety-nine percent.表示百分之多少什么東西時(shí)：基數(shù)詞+ percent +of +名詞/代詞。如：twenty percent of milk has gone bad.百分之二十的牛奶已經(jīng)變質(zhì)了。5） 四則運(yùn)算：加：and / plus 減：minus 乘：times 除：divided by等: equals/is6） 編號(hào)表法法：序數(shù)詞+名詞或名詞+基數(shù)詞。 如：the fifth lesson 或Lesson Five第五課。4、 疑難拓展：1. 序數(shù)前加定冠詞表示順序

18、，意為“第幾”。如：I was the first person to come here.序數(shù)詞不加定冠詞時(shí)表示“又一，再一”。如：I have failed twice. But I want to have a third try.我失敗兩次了，但我想再試一次。2. “of + the + 基數(shù)詞”表示范圍。 如：two thirds of the ten 十個(gè)中的三分之二。五、拓展延伸( ) 1. Susan lives on _ floor. A. fifth B. the twelveth C. the twelve D. the twelfth【解析】本題考查序數(shù)詞的用法，序數(shù)詞

19、前通常加the, 所以排除A，根據(jù)序數(shù)詞的寫法，故本題答案為D選項(xiàng)。( ) 2. If you go out at night, youll be able to see_ stars.A. thousands of B. thousand of C. nine thousand of D. thousands【解析】本題考查hundred、thousand、million、billion與具體數(shù)詞連用時(shí)，后面不加-s, 若與of連用時(shí)，后面加-s, 故本題答案為A選項(xiàng)。( ) 3. This is a big class, and _ of the students are girls. A

20、. two third B. second three C. two thirds D. two three【解析】本題考查英語中分?jǐn)?shù)表達(dá)法，分子為基數(shù)詞，分母為序數(shù)詞，當(dāng)分子大于1時(shí)，分母加-s，故本題答案為C選項(xiàng)。( ) 4. Jack is now in _. A. the three grade B. Grade Third C. Grade Three D. the Third Grade【解析】本題考查數(shù)詞的用法，年級(jí)用基數(shù)詞，故本題答案為C選項(xiàng)。( ) 5. There are _ days in a year. A. three hundred and sixty-five B

21、. three hundred and sixty five C. three hundred sixty-five D. three hundreds and sixty- five【解析】本題考查數(shù)詞的讀法，百位與十位之間加and，十位與個(gè)位之間加-，故本題答案為A選項(xiàng)。( ) 6. I have made _ dumplings. Now Im making the _ one. A. twenty; twentieth-first B. twenty; twenty-first C. twentieth; twenty-first D. twenty; twenty-one 【解析】本

22、題考查基數(shù)詞和序數(shù)詞的用法，由題可知第一個(gè)空填基數(shù)詞，第二個(gè)空填序數(shù)詞，根據(jù)序數(shù)詞的變化規(guī)律可知，多位數(shù)詞只需要將個(gè)位數(shù)變成序數(shù)詞即可，故本題答案為B選項(xiàng)。( ) 7. Three_ seven is twenty-one. A. plus B. minus C. times D. divides by【解析】本題考查英語中加減乘除的表達(dá)，根據(jù)題意，3乘7是21，故本題答案為C選項(xiàng)。同步練習(xí)：一、 寫出下列基數(shù)詞。9_ 11_ 12_ 13_ 20_ 71_ 22_ 83_ 2、 用適當(dāng)?shù)臄?shù)詞完成下列句子。1. Summer is the _ season of a year.2. Wedne

23、sday is the _ day of a week.3. Thirty is _ of sixty.4. Childrens Day is on June _ each year.5. There are _ month in a year.6. My sister is just 20. Today is her _ birthday.7. Thirty plus ninety-three is _.三、 選擇題。(    )1. My grandmother is_ old.A. seventieth B. seventy year C. seventy

24、years D. seventies(    )2._people visit this museum every day. A. Hundred B. Hundreds C. hundred of D. Hundreds of(    )3. There are two _people in the meeting room. A. hundred B. hundreds C. hundreds of D. hundred of(    )4. We can say the number 78,645

25、in English like this_. A. seventy-eight thousand and six hundred and forty-five B. seventy-eight thousand six hundred and forty five C. seventy-eight thousand six hundred and forty-five D. seventy eight thousand six hundred and forty-five(    )5.“The year 1999”should be read（應(yīng)該讀作）“The

26、 year _.” A. nineteen and ninety-nine B. nineteen ninety-nine C. one thousand nine hundred ninety-nine D. nineteen hundred and ninety-nine(    )6. Whats the date today? It is _. A. Friday B. time to go C. cloudy D. June 4th(    )7. What is five and eight? A. Twelve B. T

27、hirteen C. Fourteen D. Fifteen(    )8. What _is Lily in? She is in_. A. Class; class five B. Class; Class Five C. class; Class Five D. class;class Five(    )9There are _ days in a year      Athree hundred and sixty five  Bthree hundred and

28、sixty-five      Cthree hundreds and sixty five   Dthree hundreds and sixtyfive(     )10Danny lives in _      Aroom 404    BRoom 404     C404 room    D404 Room真題呈現(xiàn)2007年省實(shí)第一大題7（

29、 ）7. 187.25 is _. A. one hundred and eighty-seven point twenty five B. one hundred and eighty-seven and twenty-five C. one hundred and eighty-seven point two five D. one hundred and eighty-seven and two five 2011年省實(shí)第二大題8( ) 8. I am the_ runner in the class. A. 2rd B. twoth C. two D. second 2007大聯(lián)盟第二

30、大題12 ( ) 12. Tommy lives on the _floor while Jacky lives on the _ floor. A. fiveth, nineth B. fifth, nineth C. fifth, ninth D. fiveth, ninth2009年大聯(lián)盟第二大題15 ( )15.How  do  we  say  “99, 118” ? A. ninety-nine  thousand, and one  hundred&#

31、160; and  eighteen            B. ninety-nine  thousands, one  hundreds  and  eighteen            C. ninety-nine  thousand, one hundred  and 

32、 eighteen            D. ninety-nine  thousands, and  one  hundred  and  eighteen2012年大聯(lián)盟第二大題3 ( ) 3. How do you say the year “1809”？ A one eight 0 nine B one thousand eight hundred and nineteen C eighteen

33、o nine D one thousand eighty-nine2009年中大第二大題11( )11. He lives on _. A. the forth floor B. the fourth floor C. four floor D. forth floor2011年中大第二大題10( )10.-Are there _students in your class? -Yes, and I was the _in the last exam.A. fourty.the twelfth B.forty.the twelfthC.fourth.the twelvth D.forty.th

34、e twelvth2012年中大第二大題22( )22. Is it his _ time to say for yourself? A. fourth B. the forth C. forth D. the fourth課后作業(yè)1、 寫出下列相應(yīng)的序數(shù)詞（10分）1. 4_ 2. 11_ 3. 12_ 4. 20_ 5. 15_6. 8_ 7. 9_ 8. 11_ 9. 23_ 10. 32_二、單選（20分）(    )11Jim is in _      Aclass one，grade six 

35、     Bgrade one，class six      CClass One，Grade Six      DGrade One, Class Six(     )12The bike cost me _ yuan      Afive hundred forty        Bfive hundre

36、ds fourty      Cfive hundred and forty    Dfive hundred fourty( )13. _ of the warm water_ already been used up. A. Two-thirds; has B. Two-third; have C. Two-thirds; has D. Two-thirds; have( )14. _ the students in the primary school is about three thousand, and

37、 _of them are girls. A. A number of; two-third B. The number of; two-thirds C. A number of; two-thirds D. The number of; two-third( )15. Dick, it is the _time in _ days that youve mad the same mistake. A. two; three B. second; three C. two; third D. second; third( )16. -How many teachers are there i

38、n your school? -_, but Im not sure.A. Hundreds B. Hundred C. Hundreds of D. One hundred( )17. We can see _ stars in the sky at night.A. ten of thousand of B. tens of thousand of C. ten of thousands of D. tens of thousands of ( )18. She went to the countryside _.A. in the morning at nine on June first, 1986B. on June first, 1968 in the morning at nineC. at nine in the morning on June first, 1968D. on the first, 1968at nine in the morning( )19. John was _ to get to school and I was _.A. first;ninth B. a first; a ninth C.