小學(xué)英語數(shù)詞專題及練習(xí)

1、數(shù)詞一 數(shù)詞的分類（數(shù)詞分基數(shù)詞和序數(shù)詞）基數(shù)詞是表示自然數(shù)列的詞, 例如; one, two, three, four.序數(shù)詞是表示先后順序的詞, 例如: first, second, third, fourth二 基數(shù)詞和序數(shù)詞的表示法1基數(shù)詞單詞的拼寫：112為單詞，1319都以后綴-teen結(jié)尾，20至90這樣的整十?dāng)?shù)都以后綴-ty結(jié)尾，其他基數(shù)詞中間加連字符號“-”再按照上述的變化進行。例：21twenty-one 56- fifty-six 85eighty-five三位數(shù)的構(gòu)成為：幾+百+and+末兩位（或末一位）數(shù)例：132one hundred and thirty-two2

2、05two hundred and five千以上的數(shù)字的讀法：從后面往前，每三位數(shù)作為一個單位，分別為thousand, million.32, 548, 652, 讀作：thirty two million, five hundred and forty eight thousand, six hundred and fifty two2. 序數(shù)詞=基數(shù)詞+th (1、2、3為 first, second, third)。但以下幾種情況要注意：1) fifth (第五)，eighth (第八)，ninth (第九)，twelfth （第十二）2) 以ty結(jié)尾的基數(shù)詞變詞尾為tieth例：t

3、wentytwentieth, ninetyninetieth3)復(fù)合序數(shù)詞只需要將相應(yīng)基數(shù)詞中最后一位變成序數(shù)詞，其余不變。例：第二十一twenty-first第二百四十五two hundred and forty-fifth三 基數(shù)詞序數(shù)詞的用法1. hundred, thousand, million 與數(shù)字連用，表示一定量的具體數(shù)字，不用復(fù)數(shù)，但表示不定概念可用復(fù)數(shù)例：three hundred people, millions of people2. 基數(shù)詞表示時刻。例：7點 seven oclock, 7:20 seven twenty3. 給某些事物編號例：lesson one=

4、the first lessonbus no. 2 7月1日=july i (july ist)1996年6月3日=june 3, 1996=june the third, nineteen ninety-six4. 有關(guān)分數(shù)表示法。分子是基數(shù)詞，分母是序數(shù)詞。當(dāng)分子大于1時，分母就用復(fù)數(shù)。例：ive read one-fifth of the books. ive finished three-fifths of the words.5. 有關(guān)倍數(shù)表示法兩倍用twice, 三倍以上用數(shù)詞+times, 要注意倍數(shù)在句子的位置。例：the door is three times the siz

5、e of this.6. 十位數(shù)字（個位為零）的基數(shù)詞以復(fù)數(shù)形式出現(xiàn)時，表示年代、年齡例：she is a good-looking woman in her forties. (forties 指4049歲之間)四 數(shù)詞練習(xí)：1. the english for 10,440 is_.a. ten thousand, four hundreds and forty b. ten thousand, four hundred and fortyc. ten thousands, four hundred and forty d. ten thousand and four hundred, f

6、orty本題在于掌握千以上數(shù)字的讀法，在千、百前面有數(shù)字，不加復(fù)數(shù)；百位、十位中間加and ，每三位為一組，再加相應(yīng)的單位即可，故選b2. of the workers in the factory is about two hundred, _of them are women workers.a. the number, first-third b. the number, one-thirdc. a number, half d. a number, three quarters分數(shù)表達法前文闡述已經(jīng)很多，應(yīng)表示為one-third. 要區(qū)分the number of 與a number

7、 of , the number of 指“的數(shù)量”，謂語動詞用單數(shù)；a number of 意為“許多”，謂語動詞為復(fù)數(shù)。故選b3. - can you write the number eighty-five thousand, six hundred and twenty-six?- yes, it is_.a. 85662 b. 85626 c. 85006 d. 85000千以上的數(shù)字，從后往前三個數(shù)為一個單位，即從85之后順次寫出三個數(shù)即可，即626，連在一起即為85626。故選b.4. about _ of the books in our school library are

8、written in chinese.a. fouth-fifths b. four fifth c. four fifths d. fourths-fifth本題考查分數(shù)的表達法，分子用基數(shù)詞，分母用序數(shù)詞，當(dāng)分子大于1，分母用復(fù)數(shù)，因此它的表達法為four-fifths,故選c。5. the road is over _ meters long.a. six hundred and fifty-two b. six hundreds and fifty twoc. six hundred, fifty two d. six hundred, fifty and two百、千、百萬等詞與數(shù)字

9、連用不用復(fù)數(shù)，因此不加s。其次表示百位數(shù)時要在百位和十位之間（無十位，則在百位和個位之間）加and ，再次在個位與十位之間要有連字符“-”，故本題選a6. january _ is new years day.a. one b. two c. the first d. the second某月的幾號要用序數(shù)詞表示，讀時序數(shù)詞前要加the 。故選c7. take the _ turning on your night.a. nine b. ninth c. nineteen d. nineth根據(jù)題意判斷本題考第幾個轉(zhuǎn)彎處需用序數(shù)詞，拼寫正確的只有b專項練習(xí)1. there are _ days

10、 in a week.a. the seven b. seventh c. the seventh d. seven2. i think that the _ century (世紀) will bring us more hopes.a. twenty-one b. twentieth-first c. twenty-first d. twentieth-one3. - how many students are there in your school?- _ the students in our school _ over two thousand.a. the number of;

11、is b. the number of ; arec. a number of ; is d. a number of; are4. the new student is in_.a. class 2 b. class second c. 2 class d. class 25. -how many teachers are there in your school?- _, but im not sure.a. hundreds b. hundred c. hundreds of d. one hundred6. _of the teachers in our school is about

12、 one hundred, and _of them are women teachers.a. the number, two-thirds b. the number, two-thirdc. a number, half d. a number, three-quarters7. - dad, when will you be free? you agreed to go to the seaside with me four days ago.- i am sorry, jean. but i think i will have a _ holiday soon.a. four-day

13、s b. four-day c. four days d. four day8. fan zhiyis transfer to dundee football club at the end of last year aroused (激起) _chinese peoples interest.a. thousand of b. thousand c. thousands of d. thousands9. this story happened on_. a. 1989, oct 21st b. oct. 21st, 1989 c. 21 october, 1989 d. 21st of o

14、ctober, 198910. seven five can be written_.a. five sevens b. five to seven c. seven fives d. five past seven11there are _ days in a year athree hundred and sixty five bthree hundred and sixty-five cthree hundreds and sixty five dthree hundreds and sixtyfive12danny lives in _ aroom 404 broom 404 c404

15、 room d404 room13jim is in _ aclass one，grade six bgrade one，class six cclass one，grade six dgrade one, class six14the bike cost me _ yuan afive hundred forty bfive hundreds fourty cfive hundred and forty dfive hundred fourty15my telephone number is _ aeighty eight two forty four zero nine beight eight two double four o nine ceighty eight two forty-four zero nine deight eight two four four zero nine16is there any food for us _? aten btenth cthe tenth dthe ten17mary is _ girl a. an 8 year old b8一yearsold cthe 8