专题07 数词（知识清单）-2026年小升初英语复习讲练测（江苏专版）

小升初英语专题总复习 专题07 数词 数词是指表示数目多少或顺序多少的词。数词分为两大类，即基数词和序数词。 表示数量多少的数词叫基数词。如one，two，three 表示顺序的数词叫序数词。如first，second，third There are five balls here.（five 是基数词，表数量） The smallest ball is the first one on the left.（first 是序数词，表顺序） 考点一 基数词 基数词的构成： (1) 0-12单独记 zero, one，two，three，four，five，six, seven，eight，nine，ten，eleven，twelve (2) 13-19 都以-teen结尾 thirteen 13，fourteen 14，fifteen 15，sixteen 16，seventeen 17，eighteen 18，nineteen 19 (3) 20-90 十位数的整数都以-ty结尾， twenty 20，thirty 30，forty 40，fifty 50，sixty 60， seventy 70，eighty 80，ninety 90. (4) 21-99 十位数和个位数之间用连字符“-”连接 21 twenty-one， 32 thirty-two , 55 fifty-five (5) 整百位数表达，100 - 900的整百位数，由1 - 9后面加hundred（百）构成。 100 one hundred 200 two hundred 300 three hundred 注意：数词hundred（百），thousand（千）的前面有其它数词，用作确定的数目时，不用复数形式。 3000→three thousand 500→five hundred 但是当hundred，thousand用作不确定的数目时，则需要复数形式，并且往往后接of。 数以百计的人→hundreds of people 数以千计的书→thousands of books (6) 非整百： 由“百位数 and 十位数-个位数”构成。 如果没有十位数，则“百位数 and 个位数”。 232 two hundred and thirty-two 101 one hundred and one 考点再现 填空题。 1．There are six ___________ (hundred) flowers in the garden. 2．The rainbow is made up of ________ (七) colors. 3．We need t______(20) bottles of juice for the party. 4．I can jump f______(50) times in PE class. 5．The shopping list says we need e______(18) hamburgers. 过关训练 单项选择题。 ( )1．I love my big family. I have _________ uncle and _________ cousins. A．a, a B．a, two C．an, two ( )2．There are ____ students in our school sports club. A．two hundred B．two hundreds C．hundred of D．two hundreds of ( )3．There are ______ months in a year. A．twelve B．seven C．four ( )4．—Look at the question, Cici. “17+3”. What’s the answer? —I know. ______ A.Seventeen minus three equals fourteen. B.Seven plus three equals ten. C．Seventeen plus three equals twenty. ( )5．The river is more than ______ kilometres long. A．six thousand B．six thousands C．six hundreds 考点二 序数词 1. 序数词的基本变法 (1) 一般在基数词后加th，如sixth。 (2) -ve结尾的改为-fth，如fifth。 (3) -ty结尾的改为-tieth，如twentieth。 (4) 熟记特殊词，如first，second，third。 2. 两位数以上的序数词仅个位数部分用序数词，其余部分仍用基数词。 第36 thirty-sixth 第29 twenty-ninth 3.序数词应用于句子中时，前面要加定冠词the The first is always better than the second. 第一总是比第二好。 注意：当序数词前出现my，your，their等形容词性物主代词时，不加the。 This is my first lesson. 这是我的第一课。 4.序数词有时用缩写形式 first——1st second ——2nd third——3rd fourth ——4th sixth——6th twentieth——20th twenty-third——23rd 5.口诀 一、二、三，特殊记， (first，second，third) 八去“t”，九去“e”， (eight—eighth，nine—ninth) “ve”要用“f”替， (five—fifth，twelve—twelfth) 见“y”变成“i”和“e”，词尾加上“th”， (twenty—twentieth) 若是遇到几十几，只变个位就可以。 (twenty-five—twenty-fifth) 考点再现 单项选择 ( )1．Jack will be ______. He will have his ______ birthday next week. A．twelve; twentieth B．twelve; twelve C．twelve; twelfth ( )2．Look at the ________ bird. It’s the ________. A．three; bigger B．thirty; biggest C．third; biggest ( )3．There are ________ girls under the tree. The _______ girl is Lucy. A．three; two B．three; second C．third; second ( )4．May is _______ of a year. A．five months B．the 5th month C．the 5th months ( )5．There are 30 _____ in our school. My classroom is on _____ floor. A．classroom; the third B．classrooms; three C．classrooms; the third 过关训练 填空。 6．March ________ (twelve) is Tree Planting Day. 7．There ________ (be) three men in the playground. The ________ (three) one is Mike. 8．The ______ (twenty) day of this month is my birthday. 9．Lily was glad to get a lovely doll as a present at her ______ birthday party. (nine) 10．There are ______ numbers (数字). The ______ number is ______. (five) 考点三 数词的用法 编号的表达，基数词位于名词之后；序数词位于名词之前。 Lesson One = the first lesson Page 12 = the twelfth page 时间的表达，小时、点钟、分钟、秒钟都要用基数词。 1. 整点的表达：基数词 + o'clock，(o'clock可省略) 6:00 →six o'clock 2. 半点的表达：half past + 基数词 1:30 →half past one 3. 一刻钟（15分钟）的表达：a quarter past/to + 基数词 3:15 →a quarter past three 4. 几点几分的表达： A. 正读法：时钟数+分钟数 3:20 →three twenty B. 倒读法： 30分钟以内：分钟数+past+时钟数 5:29 →twenty-nine past five 超过30分钟：(60—分钟数) + to + 下一个钟点数 2:31 →twenty-nine to three 年月日的表达 1. 年份用基数词。 1999 →nineteen ninety-nine 1900 →nineteen hundred 2016 →two thousand and sixteen 2. 日期用序数词。the+日期+of+月份 或者 月份+日期 1月9日→the ninth of January / January 9th 9月12日→the twelfth of September / September 12th 货币的表达 1. 美国货币的基本单位是dollar，复数是dollars，符号为$。 十美元 →ten dollars / $ 10 2. 中国货币的基本单位是yuan，没有复数形式，符号为￥。 十元 →ten yuan / ￥10 小数的表达 小数由基数词构成，小数点读作point，小数点后的数字按基数词单个读。 5.7→five point seven 0.16—→zero point one six 考点再现 单项选择 ( )1.【跨学科·健康知识】A student should sleep about ______ hours (小时) a day. A．seven B．five C．ten ( )2．The building is more than two ____ years old. A．hundred B．thousands C．hundreds ( )3．December is the ________ month of the year. ________ is in December. A．twelve; Teachers’ Day B．twelfth; Children’s Day C．twelfth; Christmas ( )4．Mike is ______ years old and today is his ______ birthday. A．eleven; eleventh B．eleven; eleven C．eleventh; eleven ( )5．The street is three __________ long. A．hundreds metre B．hundreds metres C．hundred metres ( )6．The Western party is going to begin at 5:00. So you should arrive at ______. A．ten past five B．six o’clock C．ten to five 过关训练 填空题。 1．It’s _________ (twelve) of May today. It’s _________ (mother) Day. 2．Water covers almost three _____ (quarter) of the Earth. 3．I want _________ (get) off at _________ (three) stop. 4．Today is the ______ (29) of October. It’s my mother’s birthday. 5．We’ll go to London on April ______ (twenty-one). 一、慧眼识“数”：单项选择。 ( )1. There are ______ months in a year. December is the ______ month. A. twelve; twelve B. twelve; twelfth C. twelfth; twelve ( )2. This is my ______ time to visit Beijing. I feel very excited. A. one B. first C. the first ( )3. —How old is your father? —He is ______. A. forty three B. forty-third C. forty-three ( )4. ______ students are visiting the museum now. A. Hundreds of B. Three hundreds C. Hundred of ( )5. —What time is it? —It’s ______. A. half to two B. half past two C. two half ( )6. We will have a party on ______. A. July 1nd B. July 2th C. July 2nd ( )7. —How do you say “9:45” in English? —It’s ______. A. a quarter past nine B. a quarter to ten C. forty-five nine ( )8. I’d like ______. Please give me ______. A. five apple; five B. five apples; fifth C. five apples; the fifth one ( )9. He wrote his ______ novel when he was ______. A. five; fifty B. fifth; fifty C. fifth; fiftieth ( )10. Look at the sign. It says “______ Floor”. A. Nine B. Ninth C. The nine ( )11. About ______ of the students in our class like English. A. two three B. two thirds C. second three ( )12. . —Which room do you live in? —I live in ______. A. Room 305 B. 305 Room C. Room 305th 二、新题型·数词变形站。 1. Monday is the ______ (two) day of a week in Western countries. 2. There are ______ (twelve) months in a year. 3. My birthday is on the ______ (twenty) of October. 4. Three ______ (hundred) workers are in this factory. 5. My ______ (one) English teacher is Miss Wang. 6. Today is my brother’s ______ (nine) birthday. 7. Please turn to page ______ (sixty-five). 8. ______ (thousand) of birds fly to the south in winter. 9. My little sister is ______ (five) years old. 10. Class ______ (four) is next to our classroom. 三、新题型·时间小管家，写出英文时间的两种读法。 1. 7:15 ____________________ / ____________________ 2. 8:30 ____________________ / ____________________ 3. 10:40 ____________________ / ____________________ 4. 11:45 ____________________ / ____________________ 四、新题型·情景小运用，根据中文提示完成句子。 1. 我们学校大约有两千名学生。 There are about ______ ______ students in our school. 2. 第三本书是我的。 The ______ book is ______. 3. 我爸爸通常在早上七点起床。 My father usually gets up at ______ ______ in the morning. 4. 教师节在九月十日。 Teachers’ Day is on September ______. 5. 五分之三的学生喜欢打篮球。 ______ ______ of the students like playing basketball. 五、阅读信件，选择正确的答案。 Dear Nancy, How are you? Now I want to tell you something exciting. Last week I had a trip to Mount Tai with my friends. On Tuesday, we went to Tai'an, a city at the foot of the mountain. At about one o’clock early the next morning, we started to climb the mountain. It took us about four and a half hours to get to the top. The mountain is covered with trees. I didn’t see such a beautiful place before. “Look! The sun is going to rise!” My friend Jim shouted. We had a good time there. After lunch, we started walking back. We got to the tour hotel at about four in the afternoon. Thank you very much for your last letter. Hope to hear from you soon. Yours, Wu Tong ( )1. This letter is for ______. A. Nancy B. Wu Tong C. Jim ( )2. We climbed Mount Tai ______. A. on Tuesday B. on Wednesday C. on Thursday ( )3. We got to the top of Mount Tai______. A. at about four thirty in the morning B. at about half past five in the morning C. at about five thirty in the afternoon ( )4. We got to the hotel ______. A. the next day B. in the morning C. in the afternoon 答案与解析 考点一： 考点再现：1. hundred 2. seven 3. twenty 4. fifty 5. eighteen 过关训练：C; A; A; C; A 考点二： 考点再现：A;C;B;B;C 过关训练：6. twelfth 7. are; third 8. twentieth 9. ninth 10. five; fifth; five 考点三： 考点再现：A;A;C;A;C;C 过关训练：1. twelfth; Mother’s 2. quarters 3. to get; the third 4. twenty-ninth 5. twenty-first 一、慧眼识“数”：单项选择 1. 答案：B 解析：第一空表示数量“十二个月”，用基数词twelve；第二空表示“第十二个月”，用序数词twelfth。 句意：一年有十二个月。十二月是第十二个月。 2. 答案：B 解析：序数词前有形容词性物主代词my时，省略定冠词the，用first。A选项one是基数词，不符合语境；C选项多了the。 句意：这是我第一次参观北京。我感到非常兴奋。 3. 答案：C 解析：表示年龄“四十三岁”，21-99的两位数拼写时，十位数和个位数之间需用连字符“-”，即forty-three。A选项缺少连字符，B选项格式错误。 句意：—你爸爸多大了？—他四十三岁。 4. 答案：A 解析：表示“数以百计的学生”，hundreds of是固定搭配，表不确定数量；B选项hundreds多了s，C选项hundred of格式错误。 句意：数以百计的学生正在参观博物馆。 5. 答案：B 解析：时间表达“两点半”，正确表达为half past two。A选项half to two是一点半，C选项格式错误。 句意：—几点了？—两点半。 6. 答案：C 解析：日期表达“七月二日”，2的序数词缩写是2nd，即July 2nd。A选项1nd格式错误，B选项2th格式错误。 句意：我们将在七月二日举办派对。 7. 答案：B 解析：时间表达“9:45”，超过30分钟用“(60-分钟数)+to+下一个钟点数”，即a quarter to ten。A选项是九点一刻，C选项是倒读法错误格式。 句意：—9:45用英语怎么说？—差一刻十点。 8. 答案：C 解析：第一空five后接可数名词复数apples；第二空表示“第五个”，用the fifth one。A选项apple单数错误，B选项fifth序数词缺少the且格式错误。 句意：我想要五个苹果。请给我第五个。 9. 答案：B 解析：第一空表示“第五本小说”，用序数词fifth；第二空表示“五十岁”，用基数词fifty。A选项均错误，C选项fiftieth是第五十，不符合年龄表达。 句意：他五十岁时写了第五本小说。 10. 答案：B 解析：表示“第九楼”，楼层表达用序数词Ninth，前面不加the（因有sign标识限定）。A选项是基数词，C选项格式错误。 句意：看这个标识，写着“九楼”。 11. 答案：B 解析：分数表达“三分之二”，分子用基数词two，分母用序数词third，分子大于1，分母加s，即two thirds。A、C选项均为错误表达。 句意：我们班大约三分之二的学生喜欢英语。 12. 答案：A 解析：编号表达“房间305”，基数词位于名词之后，即Room 305。B选项语序错误，C选项序数词错误。 句意：—你住哪个房间？—我住305房间。 二、新题型·数词变形站 1. 答案：second 解析：表示“第二天”，用序数词second。 句意：在西方国家，周一一周的第二天。 2. 答案：twelve 解析：表示数量“十二个月”，用基数词twelve。 句意：一年有十二个月。 3. 答案：twentieth 解析：日期表达“十月二十日”，用序数词twentieth。 句意：我的生日在十月二十日。 4. 答案：hundred 解析：具体数字three修饰hundred时，hundred用单数形式。 句意：工厂里有三百名工人。 5. 答案：first 解析：表示“我的第一位英语老师”，用序数词first。 句意：我的第一位英语老师是王老师。 6. 答案：ninth 解析：表示“第九个生日”，用序数词ninth。 句意：今天是我弟弟的九岁生日。 7. 答案：sixty-five 解析：页码表达“第六十五页”，用基数词sixty-five。 句意：请翻到第六十五页。 8. 答案：Thousands 解析：thousands of是固定搭配，表“数以千计的”，需用复数形式。 句意：冬天数以千计的鸟飞向南方。 9. 答案：five 解析：表示年龄“五岁”，用基数词five。 句意：我的小妹妹五岁了。 10. 答案：Four 解析：班级编号表达“四班”，基数词位于名词之后，首字母大写，即Class Four。 句意：四班在我们教室旁边。 三、新题型·时间小管家 1. 答案：seven fifteen / a quarter past seven 解析：7:15的正读法为“时钟数+分钟数”，倒读法30分钟内用“分钟数+past+时钟数”。 2. 答案：eight thirty / half past eight 解析：8:30的正读法为“时钟数+分钟数”，倒读法用“half past+时钟数”。 3. 答案：ten forty / twenty to eleven 解析：10:40超过30分钟，倒读法用“(60-分钟数)+to+下一个钟点数”。 4. 答案：eleven forty-five / a quarter to twelve 解析：11:45超过30分钟，倒读法用“a quarter to+下一个钟点数”。 四、新题型·情景小运用 1. 答案：two thousand 解析：具体数字“两千”，thousand前有two，用单数形式。 句意：我们学校大约有两千名学生。 2. 答案：third; mine 解析：第一空“第三本”用序数词third；第二空表示“我的（书）”，用名词性物主代词mine。 句意：第三本书是我的。 3. 答案：seven o’clock 解析：时间表达“七点”，整点表达为“基数词+o’clock”。 句意：我爸爸通常早上七点起床。 4. 答案：tenth (the tenth) 解析：日期表达“十日”，用序数词tenth，也可加the。 句意：教师节在九月十日。 5. 答案：Three fifths 解析：分数表达“五分之三”，分子three用基数词，分母fifth用序数词，分子大于1，分母加s。 句意：五分之三的学生喜欢打篮球。 五、阅读信件，选择正确的答案 1. 答案：A 解析：根据信件开头“Dear Nancy”，可知这封信是写给Nancy的。 2. 答案：B 解析：根据文中“On Tuesday, we went to Tai’an... At about one o’clock early the next morning, we started to climb the mountain.”，周二去泰安，次日（周三）凌晨开始爬山，所以是在周三爬泰山。 3. 答案：B 解析：凌晨一点出发，耗时四个半小时，到达时间为1点+4.5小时=5点30分，即at about half past five in the morning。 4. 答案：C 解析：根据文中“We got to the tour hotel at about four in the afternoon.”，可知到达酒店是在下午。 第 1 页 共 7 页 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $