Unit 2 Amazing numbers 重点语法：基数词和序数词（六大题型，60题）精讲练-2025-2026学年八年级英语上册重难点讲练全攻略（沪教版2024）

2025-2026学年一线教师制作新教材英语同步精品系列资料，名师遴选！ 2025-2026学年一线教师制作新教材英语同步精品系列资料，名师遴选！ 学校:___________姓名：___________班级：___________考号：___________ Unit 2 Amazing numbers 重点语法：基数词和序数词（六大题型，60题）精讲练 目录 语法知识精讲 1 语法知识精练 2 题型一：基数词的构成及用法 2 题型二：序数词的构成及用法 5 题型三：分数、小数、百分数和倍数等表达 8 题型四：年份、日期和时刻等表达 11 题型五：历年中考真题再现 14 题型六：模考真题难度升级挑战 16 语法知识精讲 类别 具体内容 详细说明 示例 基数词与序数词 定义 基数词表数量，序数词表顺序，序数词由基数词变化而来 基数词 “one”（一，表数量 ）；序数词 “first”（第一，表顺序 ） 特殊记忆（第一、二、三） 需单独牢记，无通用构成规律 first（第一）、second（第二）、third（第三） 4 - 19 序数词构成 对应基数词后加 -th，部分拼写不规则（fifth、eighth、ninth、twelfth ） eleven→eleventh（第十一 ）；thirteen→thirteenth（第十三 ）；five→fifth（第五 ） 整十序数词构成 对应基数词变词尾 y 为 ie，再加 -th（ten 特殊，序数词为 tenth ） twenty→twentieth（第二十 ）；fifty→fiftieth（第五十 ）；ten→tenth（第十 ） “第几十几” 构成 只将个位变为序数词，十位用基数词 thirty - one→thirty - first（第三十一 ）；fifty - six→fifty - sixth（第五十六 ） 数词用法 - 分数表示 规则 分子用基数词，分母用序数词；分子大于 1 时，分母序数词用复数；单词间可连字符连接；带分数用 and 连接整数和分数 1/3→one - third ；2/5→two - fifths ；1 又 1/2→one and a half 数词用法 - 年龄表示 “在某人几十多岁时” 用 “in + one's + 整十基数词复数形式” My grandmother is in her eighties.（我奶奶 80 多岁了 ） “具体岁数” 用 “at the age of + 基数词” At the age of six, he started school.（他 6 岁时开始上学 ） 数词用法 - 编号表示 基数词编号 “名词 + 基数词” 形式 502 房间→Room 502 ；3 号公交车→Bus 3 序数词编号 “the + 序数词 + 名词” 形式 第七页→the seventh page ；第三节课→the third class 确切数目与约略数目 确切数目 hundred、thousand、million 等前有具体数字 / 受 many、several、few 修饰时，用单数形式，不与 of 连用 I make nine hundred dollars a week.（我一周挣 900 美元 ）；Several hundred people attended the meeting.（几百人参加了会议 ） 约略数目 hundred、thousand、million 等与 of 连用时，用复数形式，前不加其他数量词，表大概数字概念 Thousands of birds fly south in winter.（冬天有成千上万只鸟南飞 ）；Millions of stars are in the sky.（天空中有数百万颗星星 ） 语法知识精练 题型一：基数词的构成及用法 1．（24-25八年级上·广东深圳·课后作业）—How many books are there in your bookcase? —________. A．Thirty and eight B．Fifties C．Eighty-nine D．Forty-first 2．（23-24八年级上·河北石家庄·期中）I have ________ pens. Two are black and four are blue. A．two B．four C．six D．eight 3．（24-25八年级上·陕西西安·阶段练习）________ exciting news! We will have a ________ holiday after the exam. A．What an; two days B．How an; two days C．What; two-day D．How; two days’ 4．（24-25八年级上·黑龙江绥化·阶段练习）12345678987 Which of the following is right? A．Twelve billion three hundred and forty–five million six hundred and seventy-eight thousand nine hundred and eighty-seven. B．Twelve billions three hundred and forty–five million six hundred and seventy-eight thousand nine hundred and eighty-seven. C．Twelve billion three hundred and forty–five millions six hundred and seventy-eight thousand nine hundred and eighty-seven. D．Twelve billion three hundreds and forty–five million six hundred and seventy-eight thousand nine hundred and eighty-seven. 5．（24-25八年级上·广东广州·期末）Yesterday, our class had a quiz. I answered ________ questions correctly, and ________ one was about the inventor of the light bulb. A．eight; three B．the eighth; the third C．eight; third D．eight; the third 6．（24-25八年级·江苏扬州·期中）We read the number 78,459 as ________. A．seventy-eight thousands, four hundred and fifty-nine B．seventy-eight thousand, four hundred and fifty-nine C．seventy-eight thousands, four hundreds and fifty-nine D．seventy-eight thousand, four hundreds fifty-nine 7．（2022·云南昆明·二模）Kunming has grown about ________ bigger than it was 100 years ago. A．five time B．five times C．fifth time D．fifth times 8．（24-25八年级上·全国·单元测试）There are ________ in the classroom. A．a student B．a students C．two student D．two students 9．（24-25八年级上·天津红桥·期末）By 2030, India will have about 1.5 ________ people. A．billion B．billions of C．hundred D．hundreds of 10．（24-25八年级上·西藏拉萨·期末）Linda is _________, and today is her ________ birthday. A．twelve; twelve B．twelve; twelfth C．twelfth; twelfth D．twelfth; twelve 题型二：序数词的构成及用法 11．（24-25八年级上·广东广州·期末）This encyclopedia has ________ volumes of books. It’s a pity that I lost ________one last week. A．twelve; nine B．twelfth; nine C．twelve; the ninth D．twelfth; the ninth 12．（24-25八年级·江苏扬州·期末）Mr. Jiang, as an elderly man, took part in Yangzhou Jianzhen Half Marathon for ________ elderly, and finished ________ second in the race. A．the; / B．the; the C．an; the D．an; / 13．（23-24八年级·辽宁鞍山·期中）Parents should give their children a __________ chance and encourage them to try again. Failing doesn’t mean anything. A．two B．second C．twice D．the second 14．（23-24八年级上·广东深圳·期中）Although I failed three times, my mother encouraged me to have a ________ try. A．three B．third C．fourth D．four 15．（23-24八年级上·辽宁沈阳·期中）In the early ________ century, the first trains began to carry passengers. A．nineteenth B．nineteen C．nineth D．nine 16．（24-25八年级上·广东深圳·期中）________ children had a good festival on the ________ Children’s Day. A．Millions of, sixty B．Ten million; sixty C．Millions of; sixtieth D．Ten millions; sixtieth 17．（24-25八年级上·广东广州·期中）—Please turn to Page ________ and look at the ________ picture. —OK. A．Twelfth; twelfth B．Twelve; twelve C．Twelfth; twelve D．Twelve; twelfth 18．（24-25八年级上·甘肃白银·期末）Nick is ________ years old and today is his ________ birthday. A．eighteen; eighteen B．eighteenth; eighteenth C．eighteen; eighteenth D．eighteenth; eighteen 19．（23-24八年级·天津南开·期中）Last Sunday was Andy’s ________ birthday. We had a birthday party. A．twelve B．the twelfth C．twelfth D．the twelve 20．（23-24八年级·河北唐山·阶段练习）Lao She is one of the greatest Chinese writers of ________ century. A．twenty B．the twenty C．twentieth D．the twentieth 题型三：分数、小数、百分数和倍数等表达 21．（24-25八年级·上海·期中）More than ________ people died in the war between the two countries two years ago. A．two millions B．two million C．million of D．two million of 22．（24-25八年级·甘肃定西·期中）There are ______ people shopping in the new supermarket, because the things in it are on sale. A．five hundreds B．five hundred of C．hundred of D．hundreds of 23．（24-25八年级·四川甘孜·期末）Hangzhou is a big city with a population of over twelve________. Every year ________of tourists visit it. A．million; thousands B．millions; thousands C．million; thousand D．millions; thousand 24．（24-25八年级上·广东深圳·期中）Almost ________ of the students in our school ________ boys. A．three quarter, are B．three quarters, are C．three quarters, is D．third quarter, is 25．（24-25八年级上·上海·期末）More than ________ of the passages on the internet is in English. A．three-quarter B．three-quarters C．third-quarter D．third-quarters 26．（23-24八年级·河北唐山·阶段练习）—Jack, ________ of the oranges ________ gone bad. A．two fifth; have B．two fifth; has C．two fifths; have D．two five; has 27．（24-25九年级·江苏扬州·阶段练习）There are ________ teachers in our school, and ________ of them are women teachers. A．two hundreds; three fourth B．two hundred; three fourths C．two hundred; three forths D．two hundred of; three fourths 28．（24-25八年级上·云南昆明·期末）It’s surprising that only ________ of news online ________true. A．twenty percent, is B．twenty percents, are C．twenty percent, are D．twenty percents, is 29．（24-25八年级上·江苏南通·期末）—According to the survey, 57 _______ of the interviewees dislike their work. —Yes. And the rest _______ of work overload (超负荷) . A．percents; complains B．percent; complains C．percents; complain D．percent; complain 30．（23-24八年级上·江西萍乡·期中）Thirty ________ of the students ________ to watch sports shows in our class. A．percent; like B．percents; like C．percents; likes D．percent; likes 题型四：年份、日期和时刻等表达 31．（22-23八年级上·全国·课后作业）It’s November ________ today. A．The twenty B．the twentieth C．twenty D．twentieth 32．（22-23八年级·全国·假期作业）It took us ________ to finish the new research report. A．three hour and a half B．three and a half hour C．three and half hours D．three and a half hours 33．（24-25八年级上·广东深圳·期中）I was told they would stay in China for ________. A．one and a half years B．one and a half year C．one and half years D．one half and one year 34．（23-24八年级上·甘肃酒泉·期末）________, a British scientist invented the steam engine. A．In the 1760’s B．on the 1760 C．In 1760’s D．In the 1760th 35．（2025九年级·全国·专题练习）The People’s Republic of China was founded ________. A．on October 1st, 1949 B．in October 1st, 1949 C．on 1949 October one D．in October one, 1949 36．（24-25八年级上·全国·单元测试）—When is your mother’s birthday? —Her birthday is on ________. A．the February 25 B．the February 21st C．February 12th D．the February 12th 37．（23-24八年级·上海浦东新·阶段练习）To be honest, I couldn’t carry on a _________ conversation in English though I could read passages after _________ of study. A．three-minute; six years B．three minutes; six-year C．three minutes; six years D．three minutes’, six-year 38．（24-25八年级上·广东深圳·课后作业）—Which of the following is wrong? —________. A．It’s half past two B．It’s six forty C．It’s thirty-one to three D．It’s two to two 39．（24-25八年级上·全国·随堂练习）—When were your parents born? —They were born ________. A．in 1970s B．in the 1970s C．on the 1970s D．in the 1972s 40．（24-25八年级上·广东深圳·期中）________, Mr. Smith came to China. He was ________ then, I remember. A．In 1990s, in the thirties B．On the 1990s, in the thirty C．In the 1990s, in his thirties D．On 1990s, in his thirties 题型五：历年中考真题再现 41．（2024·甘肃白银·中考真题）June is the ________ month of a year. A．fifth B．sixth C．seventh D．eighth 42．（2024·西藏·中考真题）________ of the students are in the art club. A．Two third B．Two thirds C．Third two D．Thirds two 43．（2025·甘肃白银·中考真题）There are 30 students in the art club. One third are boys. So, the club has ________ girls. A．10 B．20 C．30 D．40 44．（2024·山东东营·中考真题）I am _____ child in my family. I have an elder brother and a younger sister. A．one B．the first C．the second D．the third 45．（2024·内蒙古·中考真题）—How long is the bridge? —About ________ long. A．two thousand metre B．two thousand metres C．two thousands metre D．two thousands metres 46．（2024·内蒙古呼和浩特·中考真题）—________ of the students in our class have passed the exam. —Oh, that means 20% of them should work harder. A．One fifth B．Four five C．Four fifths D．One five 47．（2024·四川攀枝花·中考真题）The weather in Kunming is so comfortable and I have been there ________ times. If possible, I still want to go there a ________ time. A．three; fourth B．third; fourth C．three; four D．third; four 48．（2025·四川广元·中考真题）My old grandfather is in his ________, but he can still do some gardening and look after himself well. A．nineteen B．ninety C．ninetieth D．nineties 49．（2023·辽宁鞍山·中考真题）—China Shanghai International Children’s Book Fair has been held nine times. —Yes. The ________ fair was held from December 2 to 4, 2022. A．nine B．ninth C．nineteenth D．ninety 50．（2023·上海·中考真题）The village is really beautiful. We’ve decided to stay for ________ two days. A．others B．the others C．the other D．another 题型六：模考真题难度升级挑战 51．（2021·四川凉山·二模）My brother spends ________ of his money buying books every year. A．two fifths B．two fifth C．second fifths D．one fifths 52．（21-22九年级上·河北邢台·阶段练习）In our city ________ of the people ________ putonghua. A．three fifths；speaks B．three fifth；speak C．three fifths；speak D．three fifth；speaks 53．（21-22九年级·山东青岛·开学考试）Nowadays, ________ people like HUAWEI phones better, and about ________ of them are adults. A．a number of; four fifths B．a number of; four fifth C．the number of; four fifth D．the number of; four fifths 54．（2022·江苏扬州·一模）Nancy’s ______ most successful moment came in ______ forties. A．/; her B．the; her C．the; hers D．/; hers 55．（2022·贵州黔东南·中考真题）—________ is the population of Guizhou? —It has more than ________ people. A．How much; thirty-eight millions of B．How many; thirty-eight million of C．What; thirty-eight million D．How large; thirty-eight millions 56．（2021·辽宁丹东·二模）—How many students are there in this school? —There are ________ students in this school. ________ of them are foreign students. A．two thousands; Two fifth B．two thousand; Two fifth C．two thousands; Two fifths D．two thousand; Two fifths 57．（2022·四川攀枝花·三模）It is reported that ________ of the doctors sent to Wuhan ________ post-90s. They made their own efforts to win the virus battle. A．two fifth; is B．two fifth; are C．two fifths; are D．two fifths; is 58．（2022·辽宁丹东·二模）About ________ fans are waiting here. They want to see the great singer. A．two thousand of B．a few thousand C．several thousands D．two thousands 59．（2025·甘肃·模拟预测）—Students in our school donated________ books to the mountain area last month. —That’s so kind of them! These books will bring more knowledge to the kids there. A．two hundreds B．two hundred of C．two hundreds of D．hundreds of 60．（2022·江苏宿迁·一模）—They had memorized most of the new words in the textbook ________ of last term. —You mean ________ of the new words? A．at the end; one-third B．in the end; four-fifths C．by the end; three-fourths D．by the end; three-quarter 8 同步新教材，周周有练习，月月有重点！ 9 同步新教材，周周有练习，月月有重点！ 学科网（北京）股份有限公司 $$ 2025-2026学年一线教师制作新教材英语同步精品系列资料，名师遴选！ 2025-2026学年一线教师制作新教材英语同步精品系列资料，名师遴选！ 学校:___________姓名：___________班级：___________考号：___________ Unit 2 Amazing numbers 重点语法：基数词和序数词（六大题型，60题）精讲练 目录 语法知识精讲 1 语法知识精练 2 题型一：基数词的构成及用法 2 题型二：序数词的构成及用法 5 题型三：分数、小数、百分数和倍数等表达 8 题型四：年份、日期和时刻等表达 11 题型五：历年中考真题再现 14 题型六：模考真题难度升级挑战 16 语法知识精讲 类别 具体内容 详细说明 示例 基数词与序数词 定义 基数词表数量，序数词表顺序，序数词由基数词变化而来 基数词 “one”（一，表数量 ）；序数词 “first”（第一，表顺序 ） 特殊记忆（第一、二、三） 需单独牢记，无通用构成规律 first（第一）、second（第二）、third（第三） 4 - 19 序数词构成 对应基数词后加 -th，部分拼写不规则（fifth、eighth、ninth、twelfth ） eleven→eleventh（第十一 ）；thirteen→thirteenth（第十三 ）；five→fifth（第五 ） 整十序数词构成 对应基数词变词尾 y 为 ie，再加 -th（ten 特殊，序数词为 tenth ） twenty→twentieth（第二十 ）；fifty→fiftieth（第五十 ）；ten→tenth（第十 ） “第几十几” 构成 只将个位变为序数词，十位用基数词 thirty - one→thirty - first（第三十一 ）；fifty - six→fifty - sixth（第五十六 ） 数词用法 - 分数表示 规则 分子用基数词，分母用序数词；分子大于 1 时，分母序数词用复数；单词间可连字符连接；带分数用 and 连接整数和分数 1/3→one - third ；2/5→two - fifths ；1 又 1/2→one and a half 数词用法 - 年龄表示 “在某人几十多岁时” 用 “in + one's + 整十基数词复数形式” My grandmother is in her eighties.（我奶奶 80 多岁了 ） “具体岁数” 用 “at the age of + 基数词” At the age of six, he started school.（他 6 岁时开始上学 ） 数词用法 - 编号表示 基数词编号 “名词 + 基数词” 形式 502 房间→Room 502 ；3 号公交车→Bus 3 序数词编号 “the + 序数词 + 名词” 形式 第七页→the seventh page ；第三节课→the third class 确切数目与约略数目 确切数目 hundred、thousand、million 等前有具体数字 / 受 many、several、few 修饰时，用单数形式，不与 of 连用 I make nine hundred dollars a week.（我一周挣 900 美元 ）；Several hundred people attended the meeting.（几百人参加了会议 ） 约略数目 hundred、thousand、million 等与 of 连用时，用复数形式，前不加其他数量词，表大概数字概念 Thousands of birds fly south in winter.（冬天有成千上万只鸟南飞 ）；Millions of stars are in the sky.（天空中有数百万颗星星 ） 语法知识精练 题型一：基数词的构成及用法 1．（24-25八年级上·广东深圳·课后作业）—How many books are there in your bookcase? —________. A．Thirty and eight B．Fifties C．Eighty-nine D．Forty-first 【答案】C 【详解】句意：——你的书架上有多少本书？——89本。 考查数字表达。根据“How many books are there in your bookcase?”可知，此处指数量，应用基数词形式，可排除B项和D项；Thirty and eight表达错误，应为 thirty-eight。故选C。 2．（23-24八年级上·河北石家庄·期中）I have ________ pens. Two are black and four are blue. A．two B．four C．six D．eight 【答案】C 【详解】句意：我有六支钢笔。两支黑色的，四支蓝色的。 考查基数词。two二；four四；six六；eight八。根据“Two are black and four are blue.”可知，两支黑色四支蓝色，一共六支。故选C。 3．（24-25八年级上·陕西西安·阶段练习）________ exciting news! We will have a ________ holiday after the exam. A．What an; two days B．How an; two days C．What; two-day D．How; two days’ 【答案】C 【详解】句意：多么令人兴奋的消息啊！考试之后我们就将会有两天的假期。 考查感叹句和基数词的用法。根据“exciting news”可知，此句为感叹句，中心词为news，不可数名词，exciting为形容词，应用what引导的感叹句，结构为what+形容词+不可数名词；第二空修饰名词holiday，用“基数词-名词单数”作定语。故选C。 4．（24-25八年级上·黑龙江绥化·阶段练习）12345678987 Which of the following is right? A．Twelve billion three hundred and forty–five million six hundred and seventy-eight thousand nine hundred and eighty-seven. B．Twelve billions three hundred and forty–five million six hundred and seventy-eight thousand nine hundred and eighty-seven. C．Twelve billion three hundred and forty–five millions six hundred and seventy-eight thousand nine hundred and eighty-seven. D．Twelve billion three hundreds and forty–five million six hundred and seventy-eight thousand nine hundred and eighty-seven. 【答案】A 【详解】句意：12345678987以下哪个选项是正确的？ 考查数字的读法。首先，英语数字都是以1000为单位的，thousand(千)，million(百万)，billion(十亿)所以从右向左三位三位的用逗号断开。百位和十位之间用and相连，个位和十位之间加连字符。故选A。 5．（24-25八年级上·广东广州·期末）Yesterday, our class had a quiz. I answered ________ questions correctly, and ________ one was about the inventor of the light bulb. A．eight; three B．the eighth; the third C．eight; third D．eight; the third 【答案】D 【详解】句意：昨天我们班有一个测验。我正确回答了八个问题，其中第三个问题是关于灯泡的发明者。 考查数词用法。eight八；third第三。第一个空表示“八个”，应用基数词eight；第二个空表示“第三个问题”，应用序数词，序数词前常加the，故选D。 6．（24-25八年级·江苏扬州·期中）We read the number 78,459 as ________. A．seventy-eight thousands, four hundred and fifty-nine B．seventy-eight thousand, four hundred and fifty-nine C．seventy-eight thousands, four hundreds and fifty-nine D．seventy-eight thousand, four hundreds fifty-nine 【答案】B 【详解】句意：我们把数字78,459读作七万八千四百五十九。 考查基数词的表达。基数词的表达十位和个位之间加连字符，百位和十位之间加and。基数词+hundred表示“几百”，hundred不需要加s。基数词+thousand，同样thousand不需要加s。故选B。 7．（2022·云南昆明·二模）Kunming has grown about ________ bigger than it was 100 years ago. A．five time B．five times C．fifth time D．fifth times 【答案】B 【详解】句意： 昆明（的面积）比100年前扩大了5倍左右。 考查倍数表达法。表示“几倍”常用：基数词+times，故“五倍”应表达为：five times。故选B。 8．（24-25八年级上·全国·单元测试）There are ________ in the classroom. A．a student B．a students C．two student D．two students 【答案】D 【详解】句意：教室里有两个学生。 考查There be句型用法。a student一个学生；a students错误表达；two student错误表达；two students两个学生。student“学生”为可数名词，根据“are”可知，其后跟名词复数。故填D。 9．（24-25八年级上·天津红桥·期末）By 2030, India will have about 1.5 ________ people. A．billion B．billions of C．hundred D．hundreds of 【答案】A 【详解】句意：到2030年，印度将有大约15亿人口。 考查数词的用法。hundred和billion等前面有明确的数值时，后面不能加s和of，结合空前的“1.5”可知，B和D错误；又根据主语“India”可知，此处是指印度人口，结合常识可知，此处应指的是到2030年，印度将有大约15亿人口。故选A。 10．（24-25八年级上·西藏拉萨·期末）Linda is _________, and today is her ________ birthday. A．twelve; twelve B．twelve; twelfth C．twelfth; twelfth D．twelfth; twelve 【答案】B 【详解】句意：琳达十二岁了。今天是她的十二岁生日。 考查数词。twelve十二，基数词；twelfth第十二，序数词。第一个空用基数词，表示多少岁；第二空后为名词“birthday”，第二空应用序数词表顺序。故选B。 题型二：序数词的构成及用法 11．（24-25八年级上·广东广州·期末）This encyclopedia has ________ volumes of books. It’s a pity that I lost ________one last week. A．twelve; nine B．twelfth; nine C．twelve; the ninth D．twelfth; the ninth 【答案】C 【详解】句意：这本百科全书有十二卷书。很遗憾，我上周丢了第九本。 考查数词。twelve十二，基数词；nine九，基数词；twelfth第十二，序数词；the ninth第九，序数词。根据“This encyclopedia has … volumes of books.”可知，这里描述的是百科全书有十二卷，表示数量，应使用基数词twelve，再由“It’s a pity that I lost…one last week.”可知，这里指的是上周丢失的特定的一卷，表示顺序，应使用序数词the ninth，并且序数词前通常需要加定冠词the。故选C。 12．（24-25八年级·江苏扬州·期末）Mr. Jiang, as an elderly man, took part in Yangzhou Jianzhen Half Marathon for ________ elderly, and finished ________ second in the race. A．the; / B．the; the C．an; the D．an; / 【答案】A 【详解】句意：姜先生作为一名老年人，参加了面向老年人的扬州鉴真半程马拉松赛，并且在比赛中获得了第二名。 考查冠词用法。“the+形容词”表示一类人，“the elderly”指老年人，所以第一空用“the”；“finish second”是固定表达，意为“获得第二名，此处“second”是副词作状语，前面不用冠词，第二空不填。故选A。 13．（23-24八年级·辽宁鞍山·期中）Parents should give their children a __________ chance and encourage them to try again. Failing doesn’t mean anything. A．two B．second C．twice D．the second 【答案】B 【详解】句意：父母应该给孩子第二次机会，鼓励他们再试一次。失败并不意味着什么。 考查数词。two二；second第二；twice两次；the second第二个。根据“chance and encourage them to try again.”可知，这里指的是给第二次机会，“a+序数词”，表示“又一，再一”。故选B。 14．（23-24八年级上·广东深圳·期中）Although I failed three times, my mother encouraged me to have a ________ try. A．three B．third C．fourth D．four 【答案】C 【详解】句意：虽然我失败了三次，但我妈妈鼓励我再试一次。 考查序数词用法。three三，基数词；third第三，序数词；fourth第四，序数词；four四，基数词。空前是不定冠词a，可知此处是考查“a + 序数词”结构，表示“再一次”；根据“…I failed three times…”可知，失败了三次，妈妈鼓励我再试一次，用a fourth。故选C。 15．（23-24八年级上·辽宁沈阳·期中）In the early ________ century, the first trains began to carry passengers. A．nineteenth B．nineteen C．nineth D．nine 【答案】A 【详解】句意：在19世纪早期，第一列火车开始载客。 考查序数词。century表示“世纪”，此处用序数词修饰，nineteen表示“十九”，nineteenth表示“第十九”。故选A。 16．（24-25八年级上·广东深圳·期中）________ children had a good festival on the ________ Children’s Day. A．Millions of, sixty B．Ten million; sixty C．Millions of; sixtieth D．Ten millions; sixtieth 【答案】C 【详解】句意：数以百万计在第六十个儿童节上度过了一个愉快的节日。 考查大数表达和序数词。million“百万”，前面有具体数字时，不加s，也不加of；前面无数字，后面有of时，需要加s，所以排除D；sixty六十，基数词；sixtieth第六十，序数词。根据第二空前的定冠词the可知，此处是指第六十个儿童节，应用sixtieth。故选C。 17．（24-25八年级上·广东广州·期中）—Please turn to Page ________ and look at the ________ picture. —OK. A．Twelfth; twelfth B．Twelve; twelve C．Twelfth; twelve D．Twelve; twelfth 【答案】D 【详解】句意：——请翻到第十二页，看第十二张图片。——好的。 考查数词。根据“Page”可知此处表示页码，用基数词Twelve；第二个空表示“第十二张图片”，表示顺序用序数词twelfth。故选D。 18．（24-25八年级上·甘肃白银·期末）Nick is ________ years old and today is his ________ birthday. A．eighteen; eighteen B．eighteenth; eighteenth C．eighteen; eighteenth D．eighteenth; eighteen 【答案】C 【详解】句意：尼克18岁了，今天是他的18岁生日。 考查数词的用法。表示多少岁用“基数词+year(s) old”表示“……岁”，“one’s+序数词+birthday”表示“某人的……岁生日”。故选C。 19．（23-24八年级·天津南开·期中）Last Sunday was Andy’s ________ birthday. We had a birthday party. A．twelve B．the twelfth C．twelfth D．the twelve 【答案】C 【详解】句意：上周日是安迪的十二岁生日。我们举办了一个生日派对。 考查序数词用法。twelve十二，基数词；the twelfth第十二；twelfth第十二；the twelve十二（特指）。表示“第几个生日”时，要用序数词，且空前已有名词所有格“Andy’s ”修饰序数词，不再加定冠词the。故选C。 20．（23-24八年级·河北唐山·阶段练习）Lao She is one of the greatest Chinese writers of ________ century. A．twenty B．the twenty C．twentieth D．the twentieth 【答案】D 【详解】句意：老舍是二十世纪最伟大的中国作家之一。 考查序数词的用法。twenty二十，基数词；the twenty二十，基数词；twentieth第二十，序数词；the twentieth第二十，序数词。根据“century”可知，此处表示世纪，应用序数词，序数词前要用定冠词the。故选D。 题型三：分数、小数、百分数和倍数等表达 21．（24-25八年级·上海·期中）More than ________ people died in the war between the two countries two years ago. A．two millions B．two million C．million of D．two million of 【答案】B 【详解】句意：两年前，在这两个国家的战争中，超过两百万人死亡。 考查数词用法。two millions错误表达；two million两百万；million of错误表达；two million of 错误表达。根据“More than…people died in the war between the two countries two years ago.”可知，million前有具体数字时，用单数形式，且不加of。故选B。 22．（24-25八年级·甘肃定西·期中）There are ______ people shopping in the new supermarket, because the things in it are on sale. A．five hundreds B．five hundred of C．hundred of D．hundreds of 【答案】D 【详解】句意：新超市里有成百上千的人在购物，因为里面的东西在打折。 考查数词。当hundred与具体数字five连用时，通常不加复数词尾-s，也不后接介词of，排除选项A和B；当表示不确定的泛指数时，则不仅要加复数词尾-s，而且要后接介词of，hundreds of“成百上千”是正确表达。故选D。 23．（24-25八年级·四川甘孜·期末）Hangzhou is a big city with a population of over twelve________. Every year ________of tourists visit it. A．million; thousands B．millions; thousands C．million; thousand D．millions; thousand 【答案】A 【详解】句意：杭州是一个人口超过一千二百万的大城市。每年有成千上万的游客参观它。 考查数词。million百万； thousands数千；millions数百万；thousand一千。“million”前有具体数字“twelve” 时，用单数形式；“thousands of”是固定短语，意为“成千上万的；数以千计的”，表示不确定的大量数量。故选A。 24．（24-25八年级上·广东深圳·期中）Almost ________ of the students in our school ________ boys. A．three quarter, are B．three quarters, are C．three quarters, is D．third quarter, is 【答案】B 【详解】句意：我们学校几乎四分之三的学生是男生。 考查分数的表达以及主谓一致。分数的表达为：分子用基数词，分母用序数词，四分之三的表达为three quarters。当分数修饰名词，be动词与of后的名词students保持一致，应用are，故选B。 25．（24-25八年级上·上海·期末）More than ________ of the passages on the internet is in English. A．three-quarter B．three-quarters C．third-quarter D．third-quarters 【答案】B 【详解】句意：网络上大于四分之三的文章都是用英语（写的）。 考查分数表达。分子用基数词，分母用序数词，分子大于1，分母用复数。故四分之三，写作three quarters，这里指“四分之三的”，用连字符连接。故选B。 26．（23-24八年级·河北唐山·阶段练习）—Jack, ________ of the oranges ________ gone bad. A．two fifth; have B．two fifth; has C．two fifths; have D．two five; has 【答案】C 【详解】句意：——Jack，五分之二的橘子已经坏了。 考查分数表达和主谓一致。分数表达中，分子用基数词，分母用序数词，分子大于1时，分母用复数形式，因此“五分之二”应为“two fifths”。主语“two fifths of the oranges”表示复数概念，谓语动词用原形“have”。故选C。 27．（24-25九年级·江苏扬州·阶段练习）There are ________ teachers in our school, and ________ of them are women teachers. A．two hundreds; three fourth B．two hundred; three fourths C．two hundred; three forths D．two hundred of; three fourths 【答案】B 【详解】句意：——我们学校有200名教师，其中四分之三是女教师。 考查数词和分数的表达。根据“two hundred”可知，表示具体数量时，hundred不加s，排除A；根据“three fourths”可知，分数表达中，分子大于1时，分母用复数形式，排除C；选项D中的“two hundred of”表达错误，不符合语法规则。故选B。 28．（24-25八年级上·云南昆明·期末）It’s surprising that only ________ of news online ________true. A．twenty percent, is B．twenty percents, are C．twenty percent, are D．twenty percents, is 【答案】A 【详解】句意：令人惊讶的是，网上只有20%的新闻是真实的。 考查百分数的表达及主谓一致。percent表示“百分之……的”，没有复数形式，排除B和D选项；“百分数+of+名词”作主语时，谓语动词的数由名词决定，此处news是不可数名词，be动词用is。故选A。 29．（24-25八年级上·江苏南通·期末）—According to the survey, 57 _______ of the interviewees dislike their work. —Yes. And the rest _______ of work overload (超负荷) . A．percents; complains B．percent; complains C．percents; complain D．percent; complain 【答案】D 【详解】句意：——根据调查，57%的受访者不喜欢他们的工作。——是的。其余的人抱怨工作超负荷。 考查百分数的表达和主谓一致。“percent”表示“百分之……”，没有复数形式，“the rest”表示“其余的人或物”，这里指代的是其余的受访者，是复数概念，所以谓语动词要用原形。故选D。 30．（23-24八年级上·江西萍乡·期中）Thirty ________ of the students ________ to watch sports shows in our class. A．percent; like B．percents; like C．percents; likes D．percent; likes 【答案】A 【详解】句意：我们班百分之三十的学生喜欢看体育节目。 考查百分数表示法和主谓一致。百分数通常表示为“基数词+percent”，所以排除选项B和C；“百分数+of+名词”结构作主语时，谓语动词常与of后的名词保持数的一致，根据题干中of后的“students”和选项可知，第二空应用like。故选A。 题型四：年份、日期和时刻等表达 31．（22-23八年级上·全国·课后作业）It’s November ________ today. A．The twenty B．the twentieth C．twenty D．twentieth 【答案】B 【详解】句意：今天是11月20日。 考查日期的表达。“几月几日”的表达用“月份+the +序数词”结构，即“11月20日”英文是“November the twentieth”。故选B。 32．（22-23八年级·全国·假期作业）It took us ________ to finish the new research report. A．three hour and a half B．three and a half hour C．three and half hours D．three and a half hours 【答案】D 【详解】句意：完成这篇新的调查报告花费了我们3个半小时。 考查时间表达法。根据题干可知完成这篇新的调查报告花费了我们3个半小时，其中hour表示“小时”，是可数名词，其复数形式是hours，则3个半小时为：three and a half hours。故选D。 33．（24-25八年级上·广东深圳·期中）I was told they would stay in China for ________. A．one and a half years B．one and a half year C．one and half years D．one half and one year 【答案】A 【详解】句意：我听说他们将在中国待一年半。 考查时间表达法。one and a half years或one year and a half表示“一年半”，其他选项表达错误。故选A。 34．（23-24八年级上·甘肃酒泉·期末）________, a British scientist invented the steam engine. A．In the 1760’s B．on the 1760 C．In 1760’s D．In the 1760th 【答案】A 【详解】句意：在18世纪60年代，一位英国科学家发明了蒸汽机。 考查年份的表达。表示“在……年”，直接用“in+年份”；表示“……世纪……年代”，用“in the +年份的复数/年份’s”；此处表示“在18世纪60年代”，选项A符合题意。故选A。 35．（2025九年级·全国·专题练习）The People’s Republic of China was founded ________. A．on October 1st, 1949 B．in October 1st, 1949 C．on 1949 October one D．in October one, 1949 【答案】A 【详解】句意：中华人民共和国成立于1949年10月1日。    考查介词辨析和日期的表达。“October 1st, 1949”是具体日期，在具体某一天前用介词on，英语日期的正确表达顺序为：月份+序数词+年份。故选A。 36．（24-25八年级上·全国·单元测试）—When is your mother’s birthday? —Her birthday is on ________. A．the February 25 B．the February 21st C．February 12th D．the February 12th 【答案】C 【详解】句意：——你妈妈的生日是什么时候？——她的生日是2月12日。 考查日期的表达。英语中日期的表达可以是“月份加序数词”简写，月份名词前不能加定冠词，故排除ABD。故选C。 37．（23-24八年级·上海浦东新·阶段练习）To be honest, I couldn’t carry on a _________ conversation in English though I could read passages after _________ of study. A．three-minute; six years B．three minutes; six-year C．three minutes; six years D．three minutes’, six-year 【答案】A 【详解】句意：老实说，尽管经过六年的学习，我可以阅读文章，但我无法用英语进行三分钟的对话。 考查复合形容词和时间段。第一个空修饰名词，用复合形容词three-minute或three minutes’，排除BC；根据“after...of study”可知此处表示时间段，用six years。故选A。 38．（24-25八年级上·广东深圳·课后作业）—Which of the following is wrong? —________. A．It’s half past two B．It’s six forty C．It’s thirty-one to three D．It’s two to two 【答案】C 【详解】句意：——下面哪个是错的？——现在是31比3。 考查时间表达。表达时间时，可直接先读小时，再读分钟，故B项正确；或者先说分钟，再说小时，当分钟小于或等于30分钟，用“分钟+past+钟点”，分钟大于30分钟时，用“分钟+to+下一个钟点”，故此时不会出现分钟大于30分钟的情况，故C项不正确。故选C。 39．（24-25八年级上·全国·随堂练习）—When were your parents born? —They were born ________. A．in 1970s B．in the 1970s C．on the 1970s D．in the 1972s 【答案】B 【详解】句意：——你的父母是什么时候出生的？——他们出生在20世纪70年代。 考查介词和年代的用法。‌表示在某个世纪的几十年代，用“in the+逢十的基数词的复数”，可排除AC选项；年代应用整十数字，可排除D选项。故选B。 40．（24-25八年级上·广东深圳·期中）________, Mr. Smith came to China. He was ________ then, I remember. A．In 1990s, in the thirties B．On the 1990s, in the thirty C．In the 1990s, in his thirties D．On 1990s, in his thirties 【答案】C 【详解】句意：20世纪90年代，史密斯先生来到中国。我记得他当时三十多岁。 考查数词的用法。第一空表示年代，用In the 1990s表示“在20世纪90年代”；第二空表示年龄，用“in one’s +数词复数”表示“在某人多少岁的时候”。故选C。 题型五：历年中考真题再现 41．（2024·甘肃白银·中考真题）June is the ________ month of a year. A．fifth B．sixth C．seventh D．eighth 【答案】B 【详解】句意：六月是一年中的第六个月。 考查序数词辨析和常识。fifth第五；sixth第六；seventh第七；eighth第八。根据“June is the ... month of a year.”和常识可知，六月是一年中的第六个月。故选B。 42．（2024·西藏·中考真题）________ of the students are in the art club. A．Two third B．Two thirds C．Third two D．Thirds two 【答案】B 【详解】句意：三分之二的学生参加了艺术俱乐部。 考查分数的表达。分数的表达中，分子用基数词，分母用序数词，且当分子大于1时，分母用复数形式。B选项Two thirds意为“三分之二”，符合语法规则。故选B。 43．（2025·甘肃白银·中考真题）There are 30 students in the art club. One third are boys. So, the club has ________ girls. A．10 B．20 C．30 D．40 【答案】B 【详解】句意：艺术俱乐部有30名学生。三分之一是男孩。所以，这个俱乐部有20个女孩。 考查数词。根据“There are 30 students in the art club. One third are boys.”可知，艺术俱乐部有30名学生，三分之一是男孩，剩余20人是女孩，故选B。 44．（2024·山东东营·中考真题）I am _____ child in my family. I have an elder brother and a younger sister. A．one B．the first C．the second D．the third 【答案】C 【详解】句意：我是家里的第二个孩子。我有一个哥哥和一个妹妹。 考查序数词。one一；the first第一；the second第二；the third第三。根据“I have an elder brother and a younger sister.”可知，“我”有一个哥哥和一个妹妹，所以“我”是家里的第二个孩子。故选C。 45．（2024·内蒙古·中考真题）—How long is the bridge? —About ________ long. A．two thousand metre B．two thousand metres C．two thousands metre D．two thousands metres 【答案】B 【详解】句意：——这座桥有多长？——大约2000米长。 考查数词的表达。thousand前有基数词修饰，不加s，后面的名词用复数形式，故选B。 46．（2024·内蒙古呼和浩特·中考真题）—________ of the students in our class have passed the exam. —Oh, that means 20% of them should work harder. A．One fifth B．Four five C．Four fifths D．One five 【答案】C 【详解】句意：——我们班五分之四的学生通过了考试。——哦，那意味着他们中的20%应该更加努力。 考查分数表达。One fifth五分之一；Four five四五；Four fifths五分之四；One five一五。根据“20% of them should work harder”可知，有20%的学生没通过考试，即五分之一的学生没通过考试，那么通过考试的人数占五分之四。Four fifths表示五分之四。故选C。 47．（2024·四川攀枝花·中考真题）The weather in Kunming is so comfortable and I have been there ________ times. If possible, I still want to go there a ________ time. A．three; fourth B．third; fourth C．three; four D．third; four 【答案】A 【详解】句意：昆明的天气非常舒适，我已经去过那里三次。如果可能的话，我还想再去第四次。 考查数词。three三，基数词；third第三，序数词；four四，基数词；fourth第四，序数词。第一空后是复数名词times，需要用基数词，排除BD；第二空后是单数名词time，需要用序数词，排除C。故选A。 48．（2025·四川广元·中考真题）My old grandfather is in his ________, but he can still do some gardening and look after himself well. A．nineteen B．ninety C．ninetieth D．nineties 【答案】D 【详解】句意：我的老爷爷九十多岁了，但他仍然能做些园艺并照顾好自己。 考查年龄表达法。nineteen十九；ninety九十；ninetieth第九十；nineties九十几。表示“某人几十多岁”用“in one’s + 整十基数词的复数形式”。故选D。 49．（2023·辽宁鞍山·中考真题）—China Shanghai International Children’s Book Fair has been held nine times. —Yes. The ________ fair was held from December 2 to 4, 2022. A．nine B．ninth C．nineteenth D．ninety 【答案】B 【详解】句意：——中国上海国际儿童图书博览会已经举办了九届。——是的。第九届进博会于2022年12月2日至4日举行。 考查序数词。nine九；ninth第九；nineteenth第十九；ninety九十。根据“has been held nine times.”以及“The...fair was held...”可知博览会已经举办了九届，此处指第九届，用序数词。故选B。 50．（2023·上海·中考真题）The village is really beautiful. We’ve decided to stay for ________ two days. A．others B．the others C．the other D．another 【答案】D 【详解】句意：这个村庄真的很漂亮。我们决定再待两天。 考查代词辨析。others其他的人或物；the others其他人或物（两部分中）；the other两者中的另一个；another另一个（三者及以上）。根据“two days”可知此处指再待两天，用结构another+数词+名词复数“再几个……”。故选D。 题型六：模考真题难度升级挑战 51．（2021·四川凉山·二模）My brother spends ________ of his money buying books every year. A．two fifths B．two fifth C．second fifths D．one fifths 【答案】A 【详解】句意：我哥哥每年花五分之二的钱买书。 考查分数的表达。分数的表达，分子用基数词，分母用序数词，当分子超过一时，分母用复数形式，two fifths“五分之二”，故选A。 52．（21-22九年级上·河北邢台·阶段练习）In our city ________ of the people ________ putonghua. A．three fifths；speaks B．three fifth；speak C．three fifths；speak D．three fifth；speaks 【答案】C 【详解】句意：在我们城市，五分之三的人说普通话。 考查分数的用法及动词时态。第一空是分数的表达，分母用序数词，分子用基数词，分子大于一时，分母加s；three fifths“五分之三”，排除BD；根据语境是一般现在时，句子主语是the people，是复数名词，谓语动词用原形，speak“说”，是动词，排除D，故选C。 53．（21-22九年级·山东青岛·开学考试）Nowadays, ________ people like HUAWEI phones better, and about ________ of them are adults. A．a number of; four fifths B．a number of; four fifth C．the number of; four fifth D．the number of; four fifths 【答案】A 【详解】句意：现在，很多人更喜欢华为手机，其中大约五分之四是成年人。 考查形容词短语以及分数表达。a number of许多；the number of……的数量。根据“people like HUAWEI phones better”可知，此处指许多人喜欢华为，故第一空填a number of。分数的表达：分子用基数词，分母用序数词，当分子大于1时，分母用序数词的复数形式，故“五分之四”的表达为：four fifths，故选A。 54．（2022·江苏扬州·一模）Nancy’s ______ most successful moment came in ______ forties. A．/; her B．the; her C．the; hers D．/; hers 【答案】A 【详解】句意：南希最成功的时刻是在她四十多岁的时候。 考查零冠词和年龄表达法。第一空根据“Nancy’s”可知，此处是名词所有格，形容词最高级前有名词所有格等限定词修饰时，最高级前不用加the。因此第一空不填；第二空是年龄表达法，“in one’s+逢十的基数词的复数”表示“在某人几十岁时”，one’s是形容词性物主代词，因此是her。故选A。 55．（2022·贵州黔东南·中考真题）—________ is the population of Guizhou? —It has more than ________ people. A．How much; thirty-eight millions of B．How many; thirty-eight million of C．What; thirty-eight million D．How large; thirty-eight millions 【答案】C 【详解】句意：——贵州的人口是多少？——它有3800多万人口。 考查特殊疑问句以及数词的表达。询问人口的固定句式：what is the population of.../how large is the population of...，所以第一空应填what/how large。根据“more than”可知，第二空应填入一个具体数量，million不能用复数，故选C。 56．（2021·辽宁丹东·二模）—How many students are there in this school? —There are ________ students in this school. ________ of them are foreign students. A．two thousands; Two fifth B．two thousand; Two fifth C．two thousands; Two fifths D．two thousand; Two fifths 【答案】D 【详解】句意：——这所学校有多少名学生？——有200名学生。其中五分之二是外国留学生。 考查基数词及分数的用法。如果thousand“千”前有具体数字，使用原形即可。分数的表达是分子用基数词，分母用序数词，如果分子大于一，分母要在词尾加s。故选D。 57．（2022·四川攀枝花·三模）It is reported that ________ of the doctors sent to Wuhan ________ post-90s. They made their own efforts to win the virus battle. A．two fifth; is B．two fifth; are C．two fifths; are D．two fifths; is 【答案】C 【详解】句意：据报道，派往武汉的医生中有五分之二是90后。他们为打赢疫情防控阻击战做出了自己的努力。 考查数词的用法及主谓一致。在英语中分数的表达法，分子用基数词，分母用序数词，当分子超过一，分母变复数，two fifths“五分之二”。主语是“五分之二的医生们”，是复数，be动词用are。故选C。 58．（2022·辽宁丹东·二模）About ________ fans are waiting here. They want to see the great singer. A．two thousand of B．a few thousand C．several thousands D．two thousands 【答案】B 【详解】句意：大约有几千名粉丝在这里等着。他们想看看这位好歌手。 考查数词的用法。基数词后thousand用原形，thousand与of连用时用thousands of表示“数以千计的”，可排除AD选项；C选项表述错误，正确说法应是：several thousands of。故选B。 59．（2025·甘肃·模拟预测）—Students in our school donated________ books to the mountain area last month. —That’s so kind of them! These books will bring more knowledge to the kids there. A．two hundreds B．two hundred of C．two hundreds of D．hundreds of 【答案】D 【详解】 句意：——上个月我们学校的学生给山区捐赠了上百本书。——他们真是太好了！这些书将给那里的孩子们带来更多知识。    考查数词用法辨析。two hundreds错误，hundred前有具体数字时，用单数形式，不加“s”；two hundred of错误，two hundred后接名词时，若名词前有限定词（如the, these, those等），需加“of”，即“two hundred of + 限定词 + 名词”；若直接接名词，无需加“of”，应为“two hundred books”；two hundreds of错误。hundred前有具体数字时用单数，不能加“s”；hundreds of表示“成百上千的”，后直接接名词复数，符合句意“捐赠了成百上千本书”。故选D。 60．（2022·江苏宿迁·一模）—They had memorized most of the new words in the textbook ________ of last term. —You mean ________ of the new words? A．at the end; one-third B．in the end; four-fifths C．by the end; three-fourths D．by the end; three-quarter 【答案】C 【详解】句意：——到上学期末，他们已经记住了课本上的大部分生词。——你的意思是生词的四分之三？ 考查过去完成时和数词用法。根据“They had memorized most of the new words”可知问句是过去完成时，时间状语应该是到过去一个时间为止，用by the end of；分数的表达是分子基数词，分母序数词，如果分子大于1，分母用复数。故选C。 2 同步新教材，周周有练习，月月有重点！ 1 同步新教材，周周有练习，月月有重点！ 学科网（北京）股份有限公司 $$