初中英语 数词专项练习题(有答案)
弟1页 （共4页） 弟2页 （共4页） 数词专项练习题 I. 写出下列基数词相应的序数词： 1. one __________ 2. two _________ 3. three _________ 4. five ________ 5. eight __________6. nine _________ 7. twelve _________ 8. twenty __________ 9. thirty-one __________ 10. forty-four ___________ 11. fifty-seven ____________ .二 把下列短语译成英语： 1. 第12课 ________________________ 2. 304号房间 _______________________ 3. 半小时 ________________________ 4. 每日三次 _______________________ 5. 第25页 _______________________ 6. 20世纪90年代 ___________________ 7. 4路公共汽车 _____________________ 8. 第15中学 _____________________ 9. 21世纪 _________________________ 10. 两吨半 ______________________ 11. 差一刻三点 _____________________ 12. 第二册 ________________________ 13. 在他五十几岁时 ___________________ 14. 二年级八班 ____________________ 15. 10:45 __________________ 16. 第十五单元 ____________________ 17. 第三册第十三课 _______________________ 18. 三分之一 __________________ 19. 三百美金_________________________ 20. 1994年3月22日 __________________ 三. 选择填空： 1. 333 reads ___________. A. three hundred and thirty three B. three hundreds and thirty-three C. three hundred and thirty-three D. three hundred thirty-three 2. The _______ month of the year is February. A. one B. first C. two D. second 3. The beautiful skirts are on show in the shop, Jane likes _______. A. the ninth B. the nineth C. nine D. ninth 4. It took me _______ to finish my homework. A. a half and two hour B. two hour and a half C. two and a half hour D. two and a half hours 5. December is the _______ month of the year. A. twelve B. twelveth C. twelvieth D. twelfth 6. Tom bought ______ for himself yesterday. A. two pairs of shoes B. two pair of shoeC. two pair of shoes D. two pairs shoes 7. There are _______ seconds in a minute. A. fourty B. forty C. sixteen D. sixty 8. Lin Tao gets up at ______ in the morning. A. half past six B. six past half C. past half six D. half six past 9. December ______ is Christmas. A. twenty-five B. the twenty-fifth C. the twentieth-five D. twentieth-fifth 10. There are _____ stars in the universe. A. millions B. million of C. millions of D. million 11. Monday is the _______ day of the week. A. two B. second C. three D. third 12. Mr. Black left here _____ ago. A. half a hour B. half an hour C. an half hour D. a half hours 13. There are _____ students in their school. A. nine hundred B. nine hundreds C. nine hundred of D. nine hundreds of 14. There are _____ words in the text of the _____ Lesson. A. hundred of, Fifth B. a hundred of, Fiveth C. hundreds of, Fifth D. hundreds of, Fiveth 15. We had learned about _____ English words by the end of last term. A. nine hundreds and forty-five B. nine hundreds of and forty-five C. nine hundred and forty-five D. nine hundred and fourty-five 四．. 中考题集： 1. About ______ people are in the People’s Park at weekends. A. two hundreds B. two hundreds of C. two hundred D. hundred of 2. The water behind the Three Gorges Dam (三峡大坝) should be _____higher than downstream (下游). A. sixty-five meter B. sixty-fifth meter C. sixty-five meters D. sixty-fifth meters 3. In our school several _____ students are able to search the Internet for useful information now. A. hundred of B. hundreds for C. hundred D. hundreds 4. I was 8 years old when my father was 31. this year my father is twice my age. How old am I? A. 21 B. 22 C. 23 D. 24 5. When was the PRC founded? It was founded on _______. A. July 1, 1921 B. October 1, 1949 C. August 1, 1927 D. May 1, 1922 6. Look at the menu: SNACKS Hamburger $ 2.60 Orange juice $1.20 Hot dog $2.15 Coffee $1.00 Ice cream $2.00 Coke regular $0.75 Popcorn $1.00 large $1.00 Jeff wants to buy a hamburger, a large coke and ice cream. How much will he pay? A. Five dollars and sixty cents. B. Five dollars and thirty-five cents. C. Three dollars and sixty cents. D. Two dollars. 7. --- How many workers are there in your factory? --- There are two _______. A. hundreds B. hundred C. hundred of D. hundreds of 8. The film star is going to spend ______ dollars on a new dress for the coming party. A. three thousands B. thousands of C. thousand of D. three thousands of 9. There are ______ doctors and nurses working hard in that hospital. A. thousand B. two thousand C. two thousands D. two thousands of 10. --- How many teachers are there in your school? --- ________, but I’m not sure. A. Hundreds B. Hundred C. Hundreds of D. One hundred 11. I think ______ lesson is the most difficult in this book. A. five B. fifth C. the fifth D. fifteen 12. _______ travelers come to visit our city every year. A. Hundred of B. Hundreds of C. Five hundreds D. Hundred 13. The Games of ______ Olympiad in 2008 will be held in the city of Beijing. A. 29 B. the 29 C. 29th D. the 29th 14.. Fan Zhiyi’s transfer to Dundee Football Club at the end of last year aroused ______ Chinese people’s interest. A. thousand of B. thousand C. thousands of D. thousands 15. About ______ films were shown during the 5th Shanghai International Film Festival. A. two hundred of B. two hundreds of C. two hundred D. two hundreds
【英语】 数词练习题(含答案)
【英语】数词练习题(含答案)一、初中英语数词1．—How handy books are there on the shelf？—Well. I think there are books.A. two hundred and forty-sixB. two hundreds and fortyC. two hundred fourteen【答案】 A【解析】【分析】句意：——书架上有多少本书？——嗯，我认为有246本书。
表示数量246时，百位与十位之间要用and连接，且hundred被具体数字修饰时，用单数形式。
故答案选A。
【点评】考查数学词表达，注意平时识记几百几十几的表达。
2．______ of the students in our school are boys.A. Two threeB. Second threeC. Two thirdsD. Two third【答案】 C【解析】【分析】句意：我们学校的学生中有三分之二是男生。
分数词是分子是基数词，分母是序数词，分子大于一，分母加s，因此二分之一是two thirds，故选C。
【点评】考查分数，注意分子是基数词，分母是序数词，分子大于一，分母加s的用法。
3．—How old is your daughter?— ______. We had a special party for her ______ birthday yesterday.A. Nine; nineB. Nine; ninthC. Ninth; ninthD. Ninth; nine【答案】 B【解析】【分析】句意：——你的女儿多大了？——九岁，昨天我们给她过了一个特殊的九岁的生日聚会。
第一空说明年龄，应使用基数词，第二空说明的是第几个生日，使用序数词，故答案是B。
【点评】考查数词，注意基数词和序数词的用法。
4．—What day is the ______ day of the week?—It's Friday.A. fifthB. fiveC. sixD. sixth【答案】 D【解析】【分析】句意：——一周的第六天是星期几？——星期五。
(英语)英语数词练习题及答案及解析
（英语）英语数词练习题及答案及解析一、初中英语数词1．Ten years ago the population of our village was that of theirs.A. as twice large asB. twice as large asC. twice as much asD. as twice much as 【答案】 B【解析】【分析】句意：十年前，我们村子的人口是他们的两倍。
根据句意可知，这里考查的是表示倍数的句型，twice在这里的意思是两倍，twice as…as，表示是……的两倍，并且修饰人口众多时用形容词large或big，因此是twice as large as，故选B。
【点评】考查倍数的表达方式。
2．—Do you know the boy is sitting next to Peter？—Yes. He is Peter's friend. They are celebrating his birthday.A. who; ninthB. that; nineC. which; ninth【答案】 A【解析】【分析】句意：——你知道那个坐在彼得旁边的男孩吗?——是的。
他是彼得的朋友。
他们正在庆祝他的九岁生日。
分析句子结构可知，第一空所在句子是定语从句，先行词是人，连接词在从句中作主语，所以应该用who/that引导，which连接定语从句时先行词应该是物，故排除C；nine九，基数词；ninth第九，序数词；第二空根据空后的birthday为名词单数可知，此处需要序数词，表示某人几岁生日应该用序数词表示第几个生日，故选A。
【点评】考查定语从句的连接词的辨析和序数词。
注意区别定语从句的连接词的使用原则，理解单词词义。
3．There are ______________ months in a year. December is the ______________ month of a year.A. twelve; twelveB. twelfth; twelfthC. twelve; twelfthD. twelfth; twelve 【答案】 C【解析】【分析】句意：一年有十二个月，十二月是一年中的第十二个月。
初中英语-数词专项练习(精选习题及答案解析)
数词习题精选1. Which number is wrong? _______. （）A. NinetyB. NinteenC. NinthD. Nineteenth2. -How old is your daughter? （）-_________. We had a special party for her _________ birthday last week.A. Ninth; ninthB. Nine; nineC. Ninth; nineD. Nine; ninth3. There are ____ students in our school. （）A. four—hundred and forty—fiveB. four hundred and forty—fiveC. four hundreds and forty—fiveD. four hundred and forty five4. The number 4,123 is read _______. （）A. four thousand one hundred and twenty-threeB.four thousand and one hundred twenty-threeC. four thousand and a hundred and twenty-threeD. four thousands a hundred and twenty-three5．How do you say 15,858 in English? （）A. Fifteen thousands, eight hundred and fifty-eightB. Fifteen thousand, eight hundreds and fifty eight.C. Fifteen thousand, eight hundred and fifty-eightD. Fifteen thousand and eight hundred and fifty-eight.6. Tuesday is the _______ day of a week in English. （）A. firstB. secondC. thirdD. Fourth7. The students went out of the room___. （）A. one by twoB. one by oneC. two by anotherD. one by the other8. I've been a student there for nearly two and _______ half years. （）A.aB.anC.theD./9. --- How soon will you finish your work? --- In about _______. （）A. one and a half monthB. one month and a halfC. one and half a monthD. a month and half10. It took me ________ to find out the key to the drawer. （）A. one and half hoursB. one and a half hoursC. one and a half hourD. one and half hour11. Do you think there is any room for us ________ ? （）A.twoB. the twoC. secondD. the second12. Which of the following is wrong? ________. （）A. He is a fifteen-year-old boy.B. He is at the age of 15.C. He is a boy of 15.D. He is fifteen year old.13．—How old is Steve? （）—He is ____________ and he has an ___________ sister.A. 13-year-old; 10 years oldB. 13 years old; 11-year-oldC. 13 years old; 10-years-oldD. 13-years-old; 11-years-old14. Their house is about ___ as big as ours. （）A. times threeB. three timeC. time threeD. three times15．of the coats made of cotton. They feel comfortable. （）A.Two-thirds; is B. Two-thirds; areC. Two-third; isD. Two –third; are16．--- Do you mind telling us something about this area? （）--- Not at all. ________ of the land in this area _________ covered with trees and grass.A. Two fifth, isB. Two fifth, areC. Two fifths, isD. Two fifths, are17．______ of the floor _______ wet. （）A. Three quarter;isB. Three fourths; isC. Three fourth;areD. Three quarters;are18．About _____ of the workers in my company ______ to work every day．（）A．two-nineths; drives B．two-nineths; driveC．two-ninths; drives D．two-ninths; drive19．–Can I help you? -- Yes, I’d like _______for my twin daughters. （）A.two pair of shoesB. two pair of shoeC. two pairs of shoesD. two pairs of shoe20．We don’t have enough nurses to look after the patients. At least _____ are needed. （）A. ten another nursesB. more ten nursesC. other ten nursesD. another ten nurses21. At night we can see ______ stars in the sky. （）A. thousands and thousands ofB. thousand and thousands ofC. a thousand and thousandsD. thousand and thousand22．The ________ World Table Tennis Championship began ________ the morning of May 25, 2010 ________ Moscow, Russia. （）A．Fifty; in; in B．Fiftieth; on; in C．Fiftieth; in; on D．Fifty; on; in23. The train from Shanghai will arrive ________. （）A. in quarter past sixB. in a quarter past sixC. at quarter past sixD. at a quarter past six24. “What's the date today?”“It's _________.”（）A. TuesdayB. June FourthC. June the fourD. June the fourth25. “What year is it?”“It's ________.”（）A. nineteen hundred and ninety-sevenB. nineteen and ninety-sevenC. nineteen ninety and sevenD. nineteen ninety-seven26. The basketball team of our school ranks ________ in the match. （）A. threeB. thirdC. the threeD. the third27. ________, Coca-Cola began to enter China's market. （）A. In 1970'sB. In 1970sC. In the 1970s'D. In the 1970s数词专项练习题（答案）1.B2.D3.B4.A5．C【解析】试题分析：在英语中，当数次表示具体数字时，用单数形式。
(英语)英语数词练习题含答案
（英语）英语数词练习题含答案一、初中英语数词1．The insurance company paid Mr Li two___________ dollars for his stolen vase.A. millionB. millionsC. million ofD. millions of【答案】 A【解析】【分析】句意：保险公司付给李先生两百万美元为了他被偷来的花瓶。
表示确切数字时用基数词+million表示几百万；表示非确切数字时用millions of，数百万的......。
two，2，是基数词，所以用million，故选A。
【点评】考查数学词的表达，注意平时识记确切数字时用基数词+million表示几百万；表示非确切数字时用millions of数百万的。
2．The TV was invented around .A. the twenty centuryB. the twentieth centuryC. twentieth centuryD. twenty century 【答案】 B【解析】【分析】句意电视大约是在二十世纪发明的。
二十世纪也就是第二十个世纪，因此使用序数词，序数词前必须使用定冠词the，故答案是B。
【点评】考查数词，注意序数词再具体语境中的运用。
3．______ of the students in our school are boys.A. Two threeB. Second threeC. Two thirdsD. Two third【答案】 C【解析】【分析】句意：我们学校的学生中有三分之二是男生。
分数词是分子是基数词，分母是序数词，分子大于一，分母加s，因此二分之一是two thirds，故选C。
【点评】考查分数，注意分子是基数词，分母是序数词，分子大于一，分母加s的用法。
4．—How old is your daughter?— ______. We had a special party for her ______ birthday yesterday.A. Nine; nineB. Nine; ninthC. Ninth; ninthD. Ninth; nine【答案】 B【解析】【分析】句意：——你的女儿多大了？——九岁，昨天我们给她过了一个特殊的九岁的生日聚会。
【英语】初中英语数词专项训练100(附答案)及解析
【英语】初中英语数词专项训练100(附答案)及解析一、初中英语数词1．In our class of the students girls.A. third fifths; isB. third fifth; areC. three fifth; isD. three fifths; are【答案】 D【解析】【分析】句意：我们班五分之三的学生是女生。
分数表达方式：分子要用基数词，分母要用序数词，当分子超过一时，分母后要加s。
五分之三的正确表达是three fifths；带有分数的短语作主语时，谓语动词由分数后面的名词形式来决定，students是复数形式，谓语动词要用are，故选D。
【点评】考查分数的基本构成。
注意其作主语时谓语动词形式的选择。
2．The number of the students in our school is about four __________._______ of them are girls.A. thousand; Two thirdsB. thousands; Two thirdC. thousands; Two thirdsD. thousand; Two third【答案】 A【解析】【分析】句意：我们学校的学生人数大约是四人。
三分之二是女孩。
four基数词后用thousand的原形，分数表达形式是分子是基数词，分母是序数词，分子大于一，分母用复数形式，故三分之二是two thirds，故选A。
【点评】考查数词，注意分数的用法。
3．My family lives on ________________ floor of the building.A. twelveB. the twelfthC. twelfthD. the twelve【答案】 B【解析】【分析】句意：我家住在这栋楼的第20层。
表示第几层，用the+序数词+floor，固定搭配，twelve，12，基数词；twelfth，第12，序数词，故选B。
(英语)初中英语数词题20套(带答案)含解析
（英语）初中英语数词题20套(带答案)含解析一、初中英语数词1．We throw rubbish every year.A. ton ofB. tonsC. tons ofD. a ton of 【答案】 C【解析】【分析】句意：我们每年扔大量的垃圾。
ton，吨，前面没有具体数字，因此用tons of，大量的，故选C。
【点评】考查固定搭配，注意平时识记。
2．______ of the students in our school are boys.A. Two threeB. Second threeC. Two thirdsD. Two third【答案】 C【解析】【分析】句意：我们学校的学生中有三分之二是男生。
分数词是分子是基数词，分母是序数词，分子大于一，分母加s，因此二分之一是two thirds，故选C。
【点评】考查分数，注意分子是基数词，分母是序数词，分子大于一，分母加s的用法。
3．—How old is your daughter?— ______. We had a special party for her ______ birthday yesterday.A. Nine; nineB. Nine; ninthC. Ninth; ninthD. Ninth; nine【答案】 B【解析】【分析】句意：——你的女儿多大了？——九岁，昨天我们给她过了一个特殊的九岁的生日聚会。
第一空说明年龄，应使用基数词，第二空说明的是第几个生日，使用序数词，故答案是B。
【点评】考查数词，注意基数词和序数词的用法。
4．—What day is the ______ day of the week?—It's Friday.A. fifthB. fiveC. sixD. sixth 【答案】 D【解析】【分析】句意：——一周的第六天是星期几？——星期五。
A.第五；B.五；C.六；D.第六。
中考英语数词之序数词(含答案)专项练习
中考英语-数词之序数词〔含答案〕-专项练习一、单项选择题1.May is _______ of a year.A.five monthsB.the five monthsC.the fifth monthD.the fifth months2.—Tony，where is your new classroom?—It's on the ________ floor.A.threeB.thirdC.one third3.He is _______ student to school.A.oneB.the firstC.twoD.first4.The Blacks have two children,but they would like to have ______child.A.the thirdB.a thirdC.thirdD.three5.This eraser is black and that one is brown．What about the one?A.secondB.twoC.thirdD.three6.September is the _______ month in a year.A.ninthB.nineC.ninethD.nineteen7.It is birthday of the boy.A.nineB.the nineC.the ninthD.ninth8.March ______is my_______ birthday.A.eleven; eleventhB.ninth ; nineteenthC.twelfth ; thirteen9.This is Mr White's ________ trip to Beijing. He has been there twice before.A.firstB.secondC.third10.—Tony,where is your new classroom?—It's on the_floorA.threeB.thirdC.one third11.—Excuse me, can you tell me the way to the nearest railway station? —Sorry, I don't know. I'm new, this is my _______ time here.A.oneB.onceC.firstD.two12.–We'll be back for our school's _____ anniversary ceremony(周年庆典).--I see. That means you'll have a get-together with your classmates in ___ years.A.twelve, tenB.twelfth, tenC.twelve, tenthD.twelfth, tenth13.Two months ago, China tested its ___________ aircraft carrier (航空母舰) built completely on its own.A.oneB.firstC.the oneD.the first14.﹣Welcome to Los Angeles. Have you ever been here?﹣Sure. I visited this city three years ago so this is my ____ time here.A.firstB.secondC.thirdD.fourth15.________ month of the year is June.A.SevenB.The seventhC.SixD.The sixth16.– Could you tell me where I can get a dictionary?– Take the escalator. The bookstore is on the ________ floor of the 5-floor building.A.firstB.thirdC.ninth17.He was one of the greatest writers of the ________ century.A.twentyB.twentiethC.twentiesD.twentieths18.----Do you know the girls who are in the living room?----Yes, they are my classmates. They are celebrating Lucy's _birthday.A.thirteenB.the thirteenthC.thirteenth19.Wednesday is the __________ day of a weekA.thirdB.fourthC.fourD.three20.-- This is the time that I come to Paris. I have been here twice.-- Me too. The world is so large that I want to see more of it.A.firstB.secondC.thirdD.three21.—Jack, is this your first time to Hong Kong ?—No, it's my ______ time to Hong Kong, I have been here ______ before.A.second; twiceB.third; twiceC.three; thirdD.second; third22.He climbed so fast that he reached ______ floor in two minutes.A.nineB.the nineC.the ninthD.ninth23.Today is my ______ birthday.A.the fifteenthB.fifteenthC.fifteen24.Kate is a school girl. She got many presents on her _______ birthday.A.nineB.the ninthC.ninetiethD.ninth25.September is _________ month of the year.A.nineB.the ninthC.nineteenD.the nineteenth26.— Excuse me. Which is the way to the museum?— Sorry, I don't know. This is my _____ time here.A.firstB.secondC.twoD.one27.— How old is Mary?— She is having her______ birthday this weekend.A.fourB.the fourC.fourthD.the fourth28.The ____biggest earthquakes in Nepal(尼泊尔)have killed more than 8,000,people.A.twoB.secondC.twice29.Tuesday is the _________ day of a week.A.firstB.secondC.thirdD.fourth30.My name is Louise Black．Louise is my name．A.familyB.fullC.first二、填空题31.Tony broke the dishes the t________ time in one week and his mother was angry.32.His birthday is May ________ (five).33.My parents will have a big party for my sister's ________ (twelve) birthday.34.March is the ________ (three) month of a year.35.I got a nice present on my ________ (nine) birthday.36.September is the ________ (nine) month of a year.37.The ________ (twenty) girl is my sister, Sally.38.Mr. Green lives on the ________〔three〕floor.39.June ________ (twelve) is his birthday.40.Toni Morrison is considered as one of the best writers of the ________(第二十) century.答案解析局部一、单项选择题1.May is _______ of a year.A.five monthsB.the five monthsC.the fifth monthD.the fifth months 【答案】C【考点】序数词【解析】【分析】句意：五月是一年的第五个月。
(英语)英语数词练习题及答案
（英语）英语数词练习题及答案一、初中英语数词1．There were about six___________ students in the school building during the earthquake.A. hundredB. hundredsC. hundreds ofD. hundred of【答案】 A【解析】【分析】句意：地震期间，校舍里大约有六百名学生。
hundred，百，基数词，表示具体的数量，其前要用基数词；hundreds of +可数名词复数，表示不确定的数量，固定短语。
空格前有基数词six，要用hundred，故答案选A。
【点评】考查基数词hundred的用法。
注意hundreds不能单独使用，必须与of放在一起使用。
2．When Huawei P20 came out, ______ people couldn't wait to buy one in our town.A. thousandB. thousandsC. thousand ofD. thousands of【答案】 D【解析】【分析】句意：当华为P20上市时，成千上万的人迫不及待地想在我们镇上买一台。
thousand，千，其前有具体数词修饰时，用其单数形式，当其前没有具体数词修饰时，用其复数形式，且和of连用，thousands of，成千上万，这里没有具体数词修饰，故选D。
【点评】考查整数的表达。
注意识记thousand的用法。
3．The number of the students in our school is about four __________._______ of them are girls.A. thousand; Two thirdsB. thousands; Two thirdC. thousands; Two thirdsD. thousand; Two third【答案】 A【解析】【分析】句意：我们学校的学生人数大约是四人。
中考英语序数词与基数词转换练习题50题(带答案)
中考英语序数词与基数词转换练习题50题(带答案)1. There are ______ students in the classroom. Tom is the ______ one to come in. (five, fifth)答案：five, fifth解析：第一个空表示教室里学生的数量，用基数词five。
第二个空表示汤姆是第五个进来的，用序数词fifth。
2. I bought ______ apples at the supermarket. The ______ apple is the biggest. (six, sixth)答案：six, sixth解析：前面说买了苹果的数量，用基数词six。
后面说第六个苹果最大，用序数词sixth。
3. There are ______ days in a week. Sunday is the ______ day. (seven, seventh)答案：seven, seventh解析：一周有七天，用基数词seven。
周日是一周的第七天，用序数词seventh。
4. I saw ______ cars in the parking lot. The ______ car is red. (eight, eighth)答案：eight, eighth解析：看到停车场车的数量用基数词eight。
说第八辆车是红色的用序数词eighth。
5. There are ______ floors in this building. My office is on the ______floor. (nine, ninth)答案：nine, ninth解析：大楼的楼层数量用基数词nine。
我的办公室在第九层，用序数词ninth。
6. I have ______ books on my desk. The ______ book is my favorite. (ten, tenth)答案：ten, tenth解析：桌上书的数量用基数词ten。
【英语】 中考英语数词专项训练100(附答案)含解析
【英语】中考英语数词专项训练100(附答案)含解析一、初中英语数词1．September is the _____month of a year.A. seventhB. eighthC. ninthD. tenth【答案】 C【解析】【分析】句意：九月是一年的第九个月。
A 第七；B 第八；C 第九；D 第十。
根据句意，可知九月是一年的第九个月，故选C。
【点评】考查序数词。
理解句意，然后判断出正确的答案。
2．______ of the students in our school are boys.A. Two threeB. Second threeC. Two thirdsD. Two third【答案】 C【解析】【分析】句意：我们学校的学生中有三分之二是男生。
分数词是分子是基数词，分母是序数词，分子大于一，分母加s，因此二分之一是two thirds，故选C。
【点评】考查分数，注意分子是基数词，分母是序数词，分子大于一，分母加s的用法。
3．—Where is Class ______?—It's on the ______ floor.A. Six; thirdB. Sixth; thirdC. Six; threeD. Sixth; three【答案】 A【解析】【分析】句意：——六班在哪里？——在六楼。
六班，Class Six，专有名词，六楼，the sixth floor，使用序数词，故答案是A。
【点评】考查数词的用法，注意基数词和序数词的用法区别。
4．—What day is the ______ day of the week?—It's Friday.A. fifthB. fiveC. sixD. sixth【答案】 D【解析】【分析】句意：——一周的第六天是星期几？——星期五。
A.第五；B.五；C.六；D.第六。
星期五是一周的第六天，因此使用sixth，故答案是B。