第 10 练 基数词和序数词 一、基数词 1. 基数词的读法 读数时，从左向右三位三位地按照三位数读法读，遇上逗号就分别加上该逗号所表示的数词。 1）三位数的读写法：个位与十位之间用连字符“-”；百位与十位之间加 and；十位为零时也要加 and。 365 读作 three hundred and six-five 605 读作 six hundred and five 2）大于三位数的读写法：从个位起每三位打一个撇号“，”，第一个撇号读 thousand，第二个撇号读 million，各撇号之间的数按三位及三位以下的数的读法读。 23, 589 读作：twenty-three thousand five hundred and eighty-nine 2. 基数词与名词连用表示编号。 Lesson Eight 第八课； Class One, Grade Three 三年级一班； Room 102 102 号房间 No.4 Middle School 四中；38 Changan Street 长安街 38 号； Bus No.10 10 路公共汽车 3. 数词表示年龄 1).表确切年龄 Her daughter is eighteen. 她的女儿 18 岁。 Her daughter is eighteen years old. / Her daughter is eighteen years of age. 她的女儿 18 岁。 Her daughter got married at the age of eighteen. 她的女儿 18 岁就结了婚。 Her 18-year-old daughter is now in the university. 他 18 岁的女儿现在上大学。 Her daughter is now a pretty girl of 18. 她女儿现在一个 18 岁的美少女了。 2) 表示不确切年龄，用几十的复数形式结构为 in one’s +数词复数 在某人几十多岁 In my thirties 在我三十几岁时 The old man is now in his eighties.这位老人现在已经 80 多岁了。 4. 表示年代 世纪可以用定冠词加序数词加世纪 century 表示，也可以用定冠词加百位进数加'ss 表示 the sixth（6th）century 公元六世纪 in the 1900'ss 在二十世纪 the eighteenth（18th）century 公元十八世纪 in the 1600'ss 在十七世纪 二、序数词 1. 序数词的词形 基数词变为序数词的口诀“基变序，有规律，一般末尾加 th， 一二三（first, second, third）要牢记， 五和十二两兄弟（five-fifth, twelve-twelfth）， 八减 t（eight-eighth），九少 e（nine-ninth）， 整十变 y 为 ie 再加 th（twenty-twentieth, thirty-thirtieth），要想变为几十几， 几十（十位）不变几变序（twenty-one—twenty first）” 2. 序数词在使用时，通常前面要加定冠词 the ；但是如果序数词前出现物主代词，则不需要加 the; the first time; his first birthday; 3. 序数词可表示日期（用在天数的后面）。 2004 年 11 月 4 日： November 4th, 2004/November fourth, 2004。 = 4th November, 2004 即 the fourth of November, 2004。 It'ss September the first today. 今天是 9 月 1 日。 It happened on September 18th, 1931. 这发生在 1931 年 9 月 18 日。 4.序数词可以表示编号。 the+序数词+名词 = 名词+基数词 the twelfth lesson =Lesson12 第十二课 the second paragraph =Paragraph Two 第二段 the fourth Middle School =No.4 Middle School 第四中学 the thirty eighth room =Room 38 第 38 号房间 the tenth page = Page 10 第 10 页 一、选择题 1.____ trees have been planted near here, so the air is very fresh. A. Two hundreds B. Hundred of C. Hundreds of D. Hundreds 【答案】C 【解析】 Hundred, thousand, million 前有数字时，用单数形式；前面无数字修饰时，用复数，并接 of 短语来修饰名 词。故此题答案应选 C。 2.Last year, I visited a chemical factory in Baise. There are about _____ workers in it. A. six thousands B. six thousand C. six thousands of D. six thousand of 【答案】B 【解析】 “六千名工人”的正确表达是“six thousand workers”。 3.I got a good present on my ____ birthday. A. nine B. ninth C. the nine D. the ninth 【答案】B 【解析】 第九个生日用序数词，又因前面有物主代词 my,不能用 the, 故答案应选Ｂ。 4.— There is a wrong word in line _________. — Where? — In the ________ line. A. two; two B. two; second C. second; two D. second; second 【答案】B 【解析】数词表示事物的编号。基数词+名词=the+序数词+名词，所以本题选 B 5. Now, everybody, please turn to Page ________ and look at the ________picture. A. Fifth; five B. Five; fifth C. Fifth; fifth D. Fi ve; five 【答案】B 【解析】 数词分为基数词和序数词。基数词前没有冠词，序数词前有定冠词 the。本题句意为“请翻到第 5 页，看第 5 副图”，Page Five“第 5 页”，用基数词；the fifth picture“第 5 副图”，用序数词。故选 B。 6. Both of the two rulers are broken. I want to buy a ________ one. A. three B. third 【答案】B 【解析】 C. fourth D. / 根据题意，两个尺子都坏掉了，所以应该是再买一个，所以选 B. 7. I don’t believe that this _____ boy can paint such a nice picture. A. five years old B. five-years-old C. five-year-old 【答案】C 【解析】 本题考查 five-year-old 作前置定语的用法。five-year-old 这类复合词可以用作形容词，意为“五岁的”，并且 其中表示计量的名词（如 year, month 等）总是用单数形式。这类结构通常用作前置定语，不用作表语（作 表语时可改用 seven years old 这样的形式）。排除 B 项，又因为 five years old 在句中做表语，也排除。修 饰 boy 只能用 five-year-old。故选 C。 8.The action film has attracted millions of young people to the cinema. A. 130-minute B. 130-minutes C. 130 minute D.130 minutes 【答案】A 【解析】 基数词+名词+形容词作定语，只能用单数形式，所以本题选 A. 二、用所给词的适当形式填空 1. Even a child knows September is the _______ (nine) month of a year. 2.I’ve bought a present for my father’s _______ (forty)birthday. 3. He wrote his _______ (five)novel when he was _______(fifty). 4.----What did you see on the large farm last Sunday? ----Oh, I saw about three ________(hundred) hens and _________ (thousand)of eggs. 5.–We’ll be back for our school’s _____(twelve) anniversary ceremony. - -I see. That means you’ll have a get-together with your classmates in ___ years.(ten) 【答案】 1.ninth 2.fortieth 一、完型填空 3.fifth;fifty 4.hundred;thousands 5.twelfth;ten Karen has two kids, a boy and a girl, Dave and Nancy. The boy loves his little sister very much and he thinks he must ___1___ her. However, the little girl got a serious ___2___ one day and needed some blood. But the hospital couldn’t offer the same type of blood for t