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1、專題四數(shù)詞 數(shù)字基數(shù)詞形式例詞1319 13，15，18是特殊形式，14，16，17，19是在個位數(shù)形式后添加后綴teen構(gòu)成特殊：thirteen 13; fifteen 15; eighteen 18一般：fourteen 14；sixteen 162090整十位數(shù)20，30，40，50，80是特殊形式，60，70，90是其個位數(shù)形式添加后綴ty構(gòu)成twenty 20; thirty 30; forty 40; fifty 50; sixty 60; seventy 70; eighty 80; ninety 90兩位數(shù)(幾十幾)整十位數(shù)個位數(shù)twentyone 21; thirtyfiv

2、e 35; ninetyeight 98 數(shù)字基數(shù)詞形式例詞百位數(shù)(幾百幾)整百：19基數(shù)詞形式加hundred幾百幾：. . . hundred and兩位數(shù)seven hundred and eightyfive 785; two hundred and one 201千位數(shù)以上從右向左數(shù)起，每三位數(shù)加一個逗號，依次為thousand(千)，million(百萬)，billion(十億) 76, 832, 154, 968 seventysix billion eight hundred and thirtytwo million one hundred and fiftyfour tho

3、usand nine hundred and sixtyeight 數(shù)字序數(shù)詞變化規(guī)則例詞1、2、3不規(guī)則變化first第一；second第二；third第三419 5，8，9，12是特殊形式，其他序數(shù)詞是由對應(yīng)的基數(shù)詞后添加th特殊：fifth第五；eighth第八；ninth第九；twelfth第十二一般：fourth第四；nineteenth第十九 數(shù)字序數(shù)詞變化規(guī)則例詞20、3090由對應(yīng)基數(shù)詞變結(jié)尾字母y為i，再加eth twentytwentieth第二十ninetyninetieth第九十2199之間的非整十?dāng)?shù)只把個位數(shù)變成序數(shù)詞，十位數(shù)不變twentythird第二十三；fif

4、tysixth第五十六第一百以上的多位序數(shù)詞由基數(shù)詞的形式變結(jié)尾部分為序數(shù)詞形式one hundred and twentyfirst 第一百二十一；one thousand, three hundred and twentieth 第一千三百二十 專題訓(xùn)練 數(shù)詞(訓(xùn) 練 時 間 ： 30分 鐘 分 值 ： 25分 ) 1. December is _ and last month of the year. A. the twelfth B. twelfth C. the twelve【解析】表示第十二個月應(yīng)用序數(shù)詞，即the twelfth。故選A?！敬鸢浮緼 2. (2016濟(jì)南)How

5、many hours do you sleep every night? About _ hours. From 9：00p. m. to 6：00 a. m. A. nine B. nineteen C. ninth D. ninety【解析】由“晚上9點(diǎn)到凌晨6點(diǎn)?！笨芍?，大約9個小時。故選A?！敬鸢浮緼 3. Christmas Day is on _ of December. A. twentyfive B. the twentyfive C. twentyfifth D. the twentyfifth【解析】表示日期要用序數(shù)詞，且序數(shù)詞前加the。故選D?！敬鸢浮緿 4. (201

6、6廣東)Please turn to page _ and take a look at the picture on it. A. the eightieth B. eightieth C. eighties D. eighty【解析】“page基數(shù)詞”是固定用法。故選D?！敬鸢浮緿 5. To finish the task, weve tried three times, and after dinner well try_ time. A. the fourth B. a fourth C. fourth D. four【解析】根據(jù)前面的three times可知要試第四次，序數(shù)詞和不

7、定冠詞連用表示“又一；再一”。故選B?！敬鸢浮緽 6. (2016蘭州)_ of the students in Class 6 have lunch at school. A. Two fifth B. One thirds C. Threes fifth D. Three quarters【解析】考查分?jǐn)?shù)的表達(dá)。分?jǐn)?shù)由基數(shù)詞和序數(shù)詞構(gòu)成，分子用基數(shù)詞，分母用序數(shù)詞，當(dāng)分子(基數(shù)詞)大于1時，分母(序數(shù)詞)應(yīng)加s；“四分之一”可用quarter代替。故選D。【答案】D 7. Tonys mum looks young and beautiful. Its hard to imagine sh

8、e is already in her _. A. fifties B. fifty C. fiftieths D. fiftieth【解析】“in ones基數(shù)詞復(fù)數(shù)”是固定搭配，意為“在某人歲時”。故選A?！敬鸢浮緼 8. (2016東營)A recent survey shows that 35 out of 45 students in my class will save their phones first in a fire. About _ of the students made such a choice? Life is far more important, isnt

9、it？ 【導(dǎo)學(xué)號35490062】 A. half B. one third C. two thirds D. three quarters【解析】由“我們班一共45人，其中35人”可知選D?！敬鸢浮緿 9. (2016重慶A)Meimei is going to be an older sister. Her parents are planning to have their _ child. A. one B. Two C. first D. second【解析】由“梅梅就要當(dāng)姐姐了，她父母計(jì)劃再要一個孩子?！笨芍xD?！敬鸢浮緿 10. We are going on holiday

10、in the _week of July. A. two B. twice C. second 【解析】句意為“我們打算在七月的第二個周去度假。”故用序數(shù)詞second。故選C?！敬鸢浮緾 11. (2016龍東)About _ of the land _ covered with trees and grass. A. three fifths; is B. three fifths; are C. three fifth; are 【解析】考查分?jǐn)?shù)的用法。分子用基數(shù)詞，分母用序數(shù)詞，分子超過1時，分母要用復(fù)數(shù)。分?jǐn)?shù)做主語時，謂語動詞的數(shù)要與分?jǐn)?shù)后面的名詞保持一致。故選A。【答案】A 12.

11、 The number of the cars in our neighborhood is about eight_， and_ of them are new cars. A. hundred; two thirds B. hundred; two third C. hundreds; two thirds D. hundreds; two third【解析】當(dāng)hundred前有具體數(shù)字時，不能加s；表達(dá)分?jǐn)?shù)時，分子用基數(shù)詞，分母用序數(shù)詞，當(dāng)分子大于1時，分母用復(fù)數(shù)。故選A。【答案】A 13. I live in Room 403. Sam lives in the room right

12、above mine, on the _ floor. A. third B. three C. fifth D. five【解析】句意為“我住在403房間。Sam住在我的正上方，在五樓?！北硎尽暗谖鍢恰庇眯驍?shù)詞fifth。故選C?！敬鸢浮緾 14. (2016丹東) Have you heard of TFBOYS? Certainly. About _ teenagers love them very much in our school. A. hundreds B. two hundreds of C. two hundreds D. two hundred【解析】當(dāng)hundred前面

13、有具體的數(shù)字時，不加s, 后面也不接of，two是具體數(shù)字。故選D。【答案】D 15. (2016郴州)The workers will complete the new bridge in _. A. two and a half months B. two months and half C. two and a half month【解析】“two and a half名詞復(fù)數(shù)”是固定用法。故選A?！敬鸢浮緼 16. Well be back for our schools_ anniversary ceremony. I see. That means youll have a get

14、together with your classmates in_ years. A. fifteen; seven B. fifteenth; seven C. fifteen; seventh D. fifteenth; seventh【解析】“15周年校慶”用schools fifteenth anniversary ceremony表示；“在7年之后”用in seven years表示。故選B。【答案】B 17. (2016重慶B)The environment here becomes better and better. _ birds are coming back. A. Th

15、ousands of B. Thousand of C. Thousands D. Thousand【解析】thousand表示不確切的數(shù)字時應(yīng)用復(fù)數(shù)形式，且與of連用。故選A?！敬鸢浮緼 18. (2016溫州)Welcome to Los Angeles. Have you ever been here? Sure. I visited this city three years ago so this is my _ time here. A. first B. second C. third D. fourth【解析】first“第一”；second“第二”；third“第三”；fou

16、rth“第四”。由上文文意“我三年前游覽過這座城市”可推知，“這是我第二次來這里”。故選B。【答案】B 19. Helen loves reading. She has read _ books this month. A. five B. fifth C. five of D. fifth of【解析】考查數(shù)詞的用法。第二句意為“她本月讀了五本書?！贝颂幰没鶖?shù)詞five來修飾books?！敬鸢浮緼 20. The_ Brazils Olympic games will be held on August 5. _exciting news for the long summer vacat

17、ion! A. thirtyone; How a B. thirtyfirst; What C. thirtyfirst; What an D. thirtyone; How【解析】考查數(shù)詞和感嘆句的用法。由“第三十一屆巴西奧運(yùn)會將在8月5日舉行?！笨芍獞?yīng)排除A和D；句中news是不可數(shù)名詞，感嘆句的基本句式是：What形容詞名詞主語謂語其他！故選B。【答案】B 21. (2016恩施)Nowadays, _ of the old people in the area _ used to dancing on the square after supper. A. two third; is

18、B. two thirds; is C. two thirds; are【解析】考查分?jǐn)?shù)的表達(dá)和主謂一致。分子用基數(shù)詞，分母用序數(shù)詞，分子超過1時，分母要用復(fù)數(shù)。分?jǐn)?shù)做主語時，謂語動詞的數(shù)要與分?jǐn)?shù)后面的名詞保持一致。故選C。【答案】C 22. Mum, _ of the apples _ gone bad. Wed better eat up the rest as soon as possible. A. one third; have B. one thirds; have C. one third; has D. first three; has【解析】考查分?jǐn)?shù)的表達(dá)和主謂一致。表示“三

19、分之一”要用one third，可先排除B和D。“分?jǐn)?shù)of名詞”結(jié)構(gòu)作主語時，謂語動詞和of后的名詞保持一致，根據(jù)題干中的the apples可知，第二個空謂語動詞用have。故選A。【答案】A 23. (2016邵陽)There are _ students in our school. A. hundreds B. hundreds of C. hundred of【解析】hundred表示不確切的數(shù)字時應(yīng)用復(fù)數(shù)形式，且與of連用。故選B。【答案】B 24. Come on, baby. We have already done _ of the work. A. twothree B. twothird C. twothirds D. secondthree【解析】分子用基數(shù)詞，分母用序數(shù)詞，當(dāng)分子大于1時，分母要用復(fù)數(shù)。故選C?！敬鸢浮緾 25. (2016泰安)Mum, the beautiful card I made last night is just for your _ birthday. Oh, thank you, my dear! A. forty B. fourteen C. fortieth D. fourth【解析】句意為“媽媽，昨天晚上我制作的漂亮賀卡是送給你第四十個生日的禮物。”故選C。【答案】C