Unit 1 Home 语法篇（数词）（“学”&“练”）-2024-2025学年七年级英语下册学练测同步（译林版2024）

Unit 1 Home 语法篇（数词）（“学”&“练”） 一、基础知识 (一)数词的分类 1. 基数词：表示数目多少的数词叫基数词。 2. 序数词：表示顺序先后的数词叫序数词。 (二)数词的构成 1. 基数词的构成 【研学活动】 数字 变化规律 基数词 0-12 没有变化规律 zero, one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve 13-19 以teen结尾 thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen 特别注意：thirteen, fifteen, eighteen 20-90(整十的数字) 以ty结尾 twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety 特别注意：forty, fifty 其他两位数 十位个位“-(英文连字符)”连 (逢十的数词-1-9的数词) 21: _________ 32: _________ 99: _________ 1-9整百的数词 1-9的数词+ hundred 100: _________ 900: _________ 其他三位数的数词 1-9的数词+hundred+and+几十几或1-9的数词 (百位十位/或个位“and”连) 101: __________________ 325: __________________ 999: __________________ 1-9整千的数词 1-9的数词+ thousand 1,000: __________________ 9,000: __________________ 整千整百的数词，在非正式文体中可以直接转换成“多少百”。如：2,300 twenty-three hundred 其他四位数的数词 1-9的数词+ thousand +1-9的数词+hundred+and+几十几或1-9的数词 (百位十位或个位“and”连) 1,104: ____________________________________ 9,999: ____________________________________ 整万的数词 英语中没有表示“万”的对应词，需要换成多少“千” 20,000: twenty thousand 99,000: __________________ 其他五位数的数词 把“万”转换成多少“千”+其他三位数的表达方法 23, 456: __________________________________ 对于太大的数字，可以从后往前每隔三位点标点(逗号)，(倒数)第一点前为thousand，(倒数)第二点前为million，(倒数)第三点前为billion(十亿)。 简化成口诀：数字再大莫畏难，每隔三位点标点。 第一点前“千”来念，第二点前是百万，第三点前是billion。 例如：58709492000—58,709,492,000: fifty-eight billion seven hundred and nine million four hundred and ninety-two thousand 【学以致用】见“练”一本(以下同) 2. 序数词的构成 构成方法 示例 一般情况在基数词后加-th 构成相应的序数词 four—4th=________ thirteen—13th=________ 整十数的序数词的构成： 将基数词词尾的y变为ie，再加-th twenty—20th=________ forty—40th=________ 两位及两位以上的基数词变为 序数词：仅将个位数变成序数词 twenty-one—21st=________ one hundred and fifty-three—153rd=one hundred and ________ 特殊情况特殊记 one—1st=________ two—2nd=________ three—3rd=________ five—5th=________ eight—8th=________ nine—9th=________ twelve—12th=________ 友情提醒： ①基数词变序数词的口诀如下：一二三，单独记，词尾字母t、d、d； 八去t, 九去e，f变ve，然后再加-th； 遇到整十须注意，ty变为tie，然后再加-th； 若遇几十几，只变个位数字就可以。 ②1-12的序数词中以twelfth考察最多，ninth，eighth和fifth次之。一定要记住这些特殊的序数词。 二、重点知识 【研学活动】一：基数词的基本用法 用法 注意点 举例 表示数目的多少 位于名词前 ________________两百本书 表示编号 单数可数名词(首字母大写)+基数词(首字母大写) =the +序数词(首字母小写)+单数可数名词(首字母小写) ______________=the first lesson第一课 _____________=the fnst unit第1单元 ________=the second page第2页 ________________七年级十班 表示倍数和次数 once一倍，一次 twice两倍，   两次 三倍或三次以上用 “基数词+times” Mrs. Read cleans the windows _______ a week.里德夫人每周清洁一次窗户。 The hummingbird can eat about ______ its weight in 24 hours.蜂鸟可以在24小时内吃下它体重两倍的食物。 John usually plays tennis ________ a week.约翰通常一周打三次网球。 表示时刻 顺读法： 适用于任何时刻的表达，用基数词表述“小时数+分钟数(整点用o’dock)” 8:00: _____________ 8:45: ________________ 逆读法： ①分钟数≤30，用“分钟数+past+小时数”； ②分钟数>30，用“(60-分钟数)+10+(小时数+1)”。 【注意】在逆读法中，15分钟一般用a quater表示，30分钟一般用half表示。 7:05: ________________ 8:50: ________ 8:45: ________________ 8:30: ________________ 表示年份 in+年份：在具体某一年 in 1949: in nineteen hundred and forty-nine 或in nineteen forty- nine in 1902: in nineteen hundred and two 或nineteen zero two 在某个世纪某个年代： in+the+整十年份+s/’s 在20世纪80年代： in the 1980s/1980’s(in the nineteen eighties) 表示年龄 ①在(某人)……岁时(作状语)： at the age of+基数词 ②……岁的(作定语)： 基数词-year-old ③……岁(作表语)： 基数词+year(s)+old ④在某人几十岁时： in one’s+整十的数词复数(改y为i+es)” ①________________在15岁时 ②________________一个5岁大的男孩 ③The girl is _____________.这个女孩5岁。 ④________________在他30多岁时 用了连字符“-”，其中的名词就不能用复数： A ten-year-old boy is playing football with his friends in the park. A boy who is ten years old is playing football with his friends in the park 一个十岁的男孩正在公园里和他的朋友们踢足球。 It takes only a five-minute walk from my house to the nearest supermarket. It takes only five minutes to walk from my house to the nearest supermarket. 从我家到最近的超市步行只需要五分钟。 【研学活动】二：基数词用法的拓展 用法 注意点 举例 hundred, thousand, million, billion的用法 ①表示确切数目：当它们前面有具体的数字时，词尾不能加-s，也不能与of连用； ②表示概数：当它们与of连用时，词尾要加-s，且前面不能加具体的数字 。 There are ______________ students in my school.我的学校有4 000名学生。________________ people lost their lives during the war.成千上万的人在战争中丧生。 The fact that ________ animals died was the result of the big fire in Australia in 2019.数十亿动物死亡的事实是2019年澳大利亚大火的结果。 注意：数词+hundred/thousand/million/billion+代词宾格或限定词(包括the)+名词复数。 例如：________________ will be given food, and ________________ will also be given clothes in this poor area.在这个贫困地区，一万人将得到食物，他们中有两千人还将得到衣服。 There are ________v in the sports meeting. ________________ come from No. 1 Middle School.运动会上有数以千计的学生。200名学生来自第一中学。 小数、百分数表达法 小数点读作point 百分号“%”读作percent 5.65读作：________ 30%读作：________ 【注意】“小数/百分数+of+名词”作主语时，谓语动词的单复数形式要与它们所修饰的名词的数保持一致。例：30 percent of the water is used up. 30%的水被用光了。 【研学活动】三：序数词的基本用法 用法 注意点 举例 表示事物的先后顺序 与定冠词the连用 This is the first present. 这是第一份礼物。 表示分数 分子用基数词，分母用序数词； 分子大于1，分母用复数； 若有假分数，用and来连接。 1/3: ________ 2/3: ________ 1⅔: ________________ 【注意】“分数+of+名词”作主语时，谓语动词的单复数形式要与它们所修饰的名词的数保持一致如：Five sixths of the homework has been finished.六分之五的作业已经完成了。 【研学活动】四：序数词用法的拓展 用法 注意点 举例 序数词前不加the的情况 当序数词作副词充当状语时，不用加the I took out my book _______. 我先拿出了我的书。 当序数词前有形容词性物主代词或名词所有格时，不用the This is my ________ to Beijing. 这是我第二次到北京。 序数词在一些固定搭配中 不加the at first起初 first of all首先 from first to last自始至终at first sight第一眼 序数词前加a/an的情况 a/an+序数词表示“再一，又一” Why not let the boy try again? He will do it better if he is given ________________. 为什么不让那个男孩再试一次?如果再给他一次机会，他会做得更好。 Fuyang City, Anhui Province, is quite beautiful. I have been to Fuyang twice, and I’d like to go there for ________________.安徽省阜阳市真漂亮。我已经去过阜阳两次了，我想再去一次。 一、根据相关提示填上正确的单词 根据首字母提示、汉语或用所给词的恰当形式填空 1. There are t________ months in a year and December is the t________ month of the year. 2. Our English teacher tells us that the ________ day of the week is Sunday. 3. There are t________ days in March and the e________ day is Women’s Day. 4. —How old is your brother, Gina? —He is ________(五)years old and today is his ________(五)birthday. 5. We can watch the wonderful ________(三十一)Olympics on TV this summer. 6. Grain in Ear(芒种), the ________(nine)solar term (节气), begins on June 5 this year. 7. To celebrate their father’s ________(四十)birthday, the children are going to hold a big party. 8. He will celebrate his grandpa’s one ________(hundred)birthday next week. 9. N_________ people are waiting in front of me. I am the ________(twenty). 10. The restaurant is on the ________(three) floor. Here is the ________(two)floor. So you have to go upstairs. 二、单项选择题 1. Which number is five hundred and sixty-two thousand one hundred and eleven? A. 500, 621 B. 500, 111 C. 562, 011 D. 562, 111 2. How do you read 15,958? A. Fifteen thousands nine hundred and fifty-eight. B. Fifteen thousand nine hundreds and fifty-eight. C. Fifteen thousand nine hundred and fifty-eight. D. Fifteen thousand and nine hundred and fifty-eight. 3. 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. 4. —What class are you in? —I’m in ________. A. Class Ten, Grade Eight B. class ten, grade eight C. Grade Eight, Class Ten D. grade eight, class ten 5. Please turn to page (页) ________ and have a look at the picture on it. A. the eightieth B. eightieth C. eighty D. eighties 6. This wall is ________. That is to say, it is a ________ wall. A. five metre long, five metres long B. five-metres long, five-metre long C. five metres long, five-metre-long D. five-metre long, five-metres-long 7. —How old is your son? —________. We will celebrate his ________ birthday. A. Tenth, ten B. Ten, tenth C. Tenth, tenth D. Ten, ten 8. ________ of the students in that rural school ________ left-behind children. A. Three-fifth, is B. Three-fifths, is C. Three-fifth, are D. Three-fifths, are 9. It is his ______ birthday. His family make _____ Eiffel Tower model. A. the twenty, a 8-meters-tall B. the twenties, an 8-meters-tall C. twentieth, an 8-meter-tall D. twentieth, a 8-meter-tall 10. —What time is it now? —It’s ________. A. six half eight B. thirty to C. half past two D. ten o’clock ten 11. There are ________ of students in our school, but only ________ of them live in the school. A. hundreds, two hundreds B. hundred, two hundreds C. hundreds, two hundred D. hundred, two hundred 12. The number of the students in our grade ________ about six _______, ________ of them are girls. A. are, hundreds, two thirds B. is, hundred, two-third C. is, hundred, two thirds D. is, hundred, two-third 13. About ________ of the students in our class were born in the ________. A. two-third, 1990’s B. two-thirds, 1990s C. two-thirds, 1990 D. two-third, 1970s 14. About 30 percent of the Arctic Ocean (北冰洋) ________ covered by ice all year round and for half a year the sun does not rise above the horizon (地平线). A. are B. is C. were D. was 15. Quan Hongchan has a talent for diving (跳水). She was already a famous diver all over the world ________. A. at an age of 15 B. when she was 15-year-old C. at the age of 15 D. she is 15 years old 三、完成下列句子 1. 他是一位诚实和努力的男孩，因此他应该被再给一次机会。 He is _________________________ boy. So he should be given __________________. 2.“你觉得新电影《功夫熊猫4》怎么样？”“太棒了。虽然我已经看过两次了，但我会再看一次。” —What do you think of the new movie, Kung Fu Panda IV? —It’s great. Although I have ______________, I’ll __________________. 3.“你听说在11月，一个著名的演员Godfrey死于心源性猝死吗?”“是的。多可惜啊!他才三十多岁。” —Did you hear that Godfrey, a famous actor died of SCD (心源性猝死) in November? —Yes. What a pity it is! _____________________________________. 4. 你应该对他耐心一点，他毕竟只是一个三岁的孩子。 You should be patient with him. After all, ________________________. 5. “你多久用一次电脑？”“一周两次。” —_____________________________ ? —_____________. 1 学科网（北京）股份有限公司 $$ Unit 1 Home 语法篇（数词）（“学”&“练”） 一、基础知识 (一)数词的分类 1. 基数词：表示数目多少的数词叫基数词。 2. 序数词：表示顺序先后的数词叫序数词。 (二)数词的构成 1. 基数词的构成 【研学活动】 数字 变化规律 基数词 0-12 没有变化规律 zero, one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve 13-19 以teen结尾 thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen 特别注意：thirteen, fifteen, eighteen 20-90(整十的数字) 以ty结尾 twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety 特别注意：forty, fifty 其他两位数 十位个位“-(英文连字符)”连 (逢十的数词-1-9的数词) 21: twenty-one 32: thirty-two 99: ninety-nine 1-9整百的数词 1-9的数词+ hundred 100: one hundred 900: nine hundred 其他三位数的数词 1-9的数词+hundred+and+几十几或1-9的数词 (百位十位/或个位“and”连) 101: one hundred and one 325: three hundred and twenty-five 999: nine hundred and ninety-nine 1-9整千的数词 1-9的数词+ thousand 1,000: one thousand 9,000: nine thousand 整千整百的数词，在非正式文体中可以直接转换成“多少百”。如：2,300 twenty-three hundred 其他四位数的数词 1-9的数词+ thousand +1-9的数词+hundred+and+几十几或1-9的数词 (百位十位或个位“and”连) 1,104: one thousand one hundred and four 9,999: nine thousand nine hundred and ninety-nine 整万的数词 英语中没有表示“万”的对应词，需要换成多少“千” 20,000: twenty thousand 99,000: ninety and nine thousand 其他五位数的数词 把“万”转换成多少“千”+其他三位数的表达方法 23, 456: twenty-three thousand four hundred and fifty-six 对于太大的数字，可以从后往前每隔三位点标点(逗号)，(倒数)第一点前为thousand，(倒数)第二点前为million，(倒数)第三点前为billion(十亿)。 简化成口诀：数字再大莫畏难，每隔三位点标点。 第一点前“千”来念，第二点前是百万，第三点前是billion。 例如：58709492000—58,709,492,000: fifty-eight billion seven hundred and nine million four hundred and ninety-two thousand 【学以致用】见“练”一本(以下同) 2. 序数词的构成 构成方法 示例 一般情况在基数词后加-th 构成相应的序数词 four—4th=fourth thirteen—13th=thirteenth 整十数的序数词的构成： 将基数词词尾的y变为ie，再加-th twenty—20th=twentieth forty—40th=fortieth 两位及两位以上的基数词变为 序数词：仅将个位数变成序数词 twenty-one—21st=twenty-first one hundred and fifty-three—153rd=one hundred and fifty-third 特殊情况特殊记 one—1st=first two—2nd=second three—3rd=third five—5th=fifth eight—8th=eighth nine—9th=ninth twelve—12th=twelfth 友情提醒： ①基数词变序数词的口诀如下：一二三，单独记，词尾字母t、d、d； 八去t, 九去e，f变ve，然后再加-th； 遇到整十须注意，ty变为tie，然后再加-th； 若遇几十几，只变个位数字就可以。 ②1-12的序数词中以twelfth考察最多，ninth，eighth和fifth次之。一定要记住这些特殊的序数词。 二、重点知识 【研学活动】一：基数词的基本用法 用法 注意点 举例 表示数目的多少 位于名词前 two hundred books两百本书 表示编号 单数可数名词(首字母大写)+基数词(首字母大写) =the +序数词(首字母小写)+单数可数名词(首字母小写) Lesson One=the first lesson第一课 Unit One=the fnst unit第1单元 Page Two=the second page第2页 Class Ten, Grade Seven七年级十班 表示倍数和次数 once一倍，一次 twice两倍，   两次 三倍或三次以上用 “基数词+times” Mrs. Read cleans the windows once a week.里德夫人每周清洁一次窗户。 The hummingbird can eat about twice its weight in 24 hours.蜂鸟可以在24小时内吃下它体重两倍的食物。 John usually plays tennis three times a week.约翰通常一周打三次网球。 表示时刻 顺读法： 适用于任何时刻的表达，用基数词表述“小时数+分钟数(整点用o’dock)” 8:00: eight o’dock 8:45: eight forty-five 逆读法： ①分钟数≤30，用“分钟数+past+小时数”； ②分钟数>30，用“(60-分钟数)+10+(小时数+1)”。 【注意】在逆读法中，15分钟一般用a quater表示，30分钟一般用half表示。 7:05: five past seven 8:50: ten to nine 8:45: a quarter to nine 8:30: half past eight 表示年份 in+年份：在具体某一年 in 1949: in nineteen hundred and forty-nine 或in nineteen forty- nine in 1902: in nineteen hundred and two 或nineteen zero two 在某个世纪某个年代： in+the+整十年份+s/’s 在20世纪80年代： in the 1980s/1980’s(in the nineteen eighties) 表示年龄 ①在(某人)……岁时(作状语)： at the age of+基数词 ②……岁的(作定语)： 基数词-year-old ③……岁(作表语)： 基数词+year(s)+old ④在某人几十岁时： in one’s+整十的数词复数(改y为i+es)” ①at the age of fifteen在15岁时 ②a five-yar-old boy一个5岁大的男孩 ③The girl is fve years old.这个女孩5岁。 ④in his thirties在他30多岁时 用了连字符“-”，其中的名词就不能用复数： A ten-year-old boy is playing football with his friends in the park. A boy who is ten years old is playing football with his friends in the park 一个十岁的男孩正在公园里和他的朋友们踢足球。 It takes only a five-minute walk from my house to the nearest supermarket. It takes only five minutes to walk from my house to the nearest supermarket. 从我家到最近的超市步行只需要五分钟。 【研学活动】二：基数词用法的拓展 用法 注意点 举例 hundred, thousand, million, billion的用法 ①表示确切数目：当它们前面有具体的数字时，词尾不能加-s，也不能与of连用； ②表示概数：当它们与of连用时，词尾要加-s，且前面不能加具体的数字 。 There are four thousand students in my school.我的学校有4 000名学生。Thousands of people lost their lives during the war.成千上万的人在战争中丧生。 The fact that billions of animals died was the result of the big fire in Australia in 2019.数十亿动物死亡的事实是2019年澳大利亚大火的结果。 注意：数词+hundred/thousand/million/billion+代词宾格或限定词(包括the)+名词复数。 例如：Ten thousand people will be given food, and two thousand of them will also be given clothes in this poor area.在这个贫困地区，一万人将得到食物，他们中有两千人还将得到衣服。 There are thousands of students in the sports meeting. Two hundred of the students come from No. 1 Middle School.运动会上有数以千计的学生。200名学生来自第一中学。 小数、百分数表达法 小数点读作point 百分号“%”读作percent 5.65读作：five point six five 30%读作：thirty percent 【注意】“小数/百分数+of+名词”作主语时，谓语动词的单复数形式要与它们所修饰的名词的数保持一致。例：30 percent of the water is used up. 30%的水被用光了。 【研学活动】三：序数词的基本用法 用法 注意点 举例 表示事物的先后顺序 与定冠词the连用 This is the first present. 这是第一份礼物。 表示分数 分子用基数词，分母用序数词； 分子大于1，分母用复数； 若有假分数，用and来连接。 1/3: one third 2/3: two thirds 1⅔: one and two thirds 【注意】“分数+of+名词”作主语时，谓语动词的单复数形式要与它们所修饰的名词的数保持一致如：Five sixths of the homework has been finished.六分之五的作业已经完成了。 【研学活动】四：序数词用法的拓展 用法 注意点 举例 序数词前不加the的情况 当序数词作副词充当状语时，不用加the I took out my book first. 我先拿出了我的书。 当序数词前有形容词性物主代词或名词所有格时，不用the This is my second time to Beijing. 这是我第二次到北京。 序数词在一些固定搭配中 不加the at first起初 first of all首先 from first to last自始至终at first sight第一眼 序数词前加a/an的情况 a/an+序数词表示“再一，又一” Why not let the boy try again? He will do it better if he is given a second chance. 为什么不让那个男孩再试一次?如果再给他一次机会，他会做得更好。 Fuyang City, Anhui Province, is quite beautiful. I have been to Fuyang twice, and I’d like to go there for a third time.安徽省阜阳市真漂亮。我已经去过阜阳两次了，我想再去一次。 一、根据相关提示填上正确的单词 根据首字母提示、汉语或用所给词的恰当形式填空 1. There are t________ months in a year and December is the t________ month of the year. 【答案】twelve, twelfth 【句意】一年中有12个月，12月是一年中的第十二个月。 2. Our English teacher tells us that the ________ day of the week is Sunday. 【答案】first 【句意】我们英语老师告诉我们周日是一周的第一天。 3. There are t________ days in March and the e________ day is Women’s Day. 【答案】thirty-one, eighth 【句意】三月有三十一天，其中第八天是妇女节。 4. —How old is your brother, Gina? —He is ________(五)years old and today is his ________(五)birthday. 【答案】five, fifth 【句意】“你弟弟多大了，吉娜？”“他五岁了，今天是他的五岁生日。” 5. We can watch the wonderful ________(三十一)Olympics on TV this summer. 【答案】thirty-first 【句意】今年夏天我们可以在电视上观看精彩的第三十一届奥运会。 6. Grain in Ear(芒种), the ________(nine)solar term (节气), begins on June 5 this year. 【答案】ninth 【句意】芒种是第九个节气，今年从6月5日开始。 7. To celebrate their father’s ________(四十)birthday, the children are going to hold a big party. 【答案】ninetieth 【句意】为了庆祝他们的父亲四十岁的生日，孩子们要举行一个盛大的聚会。 8. He will celebrate his grandpa’s one ________(hundred)birthday next week. 【答案】hundredth 【句意】下周他将会庆祝爷爷的100岁生日。 9. N_________ people are waiting in front of me. I am the ________(twenty). 【答案】Nineteen, twentieth 【句意】十九个人在我前面等着。我是第二十个。 10. The restaurant is on the ________(three) floor. Here is the ________(two)floor. So you have to go upstairs. 【答案】third, second 【句意】餐厅在三楼。这是第二层。所以你得上楼去。 二、单项选择题 1. Which number is five hundred and sixty-two thousand one hundred and eleven? A. 500, 621 B. 500, 111 C. 562, 011 D. 562, 111 【答案】D 【解析】句意：five hundred and sixty-two thousand one hundred and eleven是哪个数字？five hundred and sixty-two thousand one hundred and eleven表示562111，故选D。 2. How do you read 15,958? A. Fifteen thousands nine hundred and fifty-eight. B. Fifteen thousand nine hundreds and fifty-eight. C. Fifteen thousand nine hundred and fifty-eight. D. Fifteen thousand and nine hundred and fifty-eight. 【答案】C 【解析】句意：你怎么读15, 958？考查数词表达。hundred/thousand前有具体数字时，不能加s，排除A和B；数字的读数均为基数词，百位数与十位数之间用and连接，故选C。 3. 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 【解析】句意：12345678987以下哪个选项是正确的？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。 4. —What class are you in? —I’m in ________. A. Class Ten, Grade Eight B. class ten, grade eight C. Grade Eight, Class Ten D. grade eight, class ten 【答案】A 【解析】句意：“你在哪个班？”“我在八年级十班。”根据英语习惯先说班级再说年级，因是班级名字，所以每个单词的首字母都要大写，故选A。 5. Please turn to page (页) ________ and have a look at the picture on it. A. the eightieth B. eightieth C. eighty D. eighties 【答案】C 【解析】句意：请翻到第80页，看看上面的图片。表示“第……页时”，可用“名词+基数词”，page eighty意为“第80页”，故选C。 6. This wall is ________. That is to say, it is a ________ wall. A. five metre long, five metres long B. five-metres long, five-metre long C. five metres long, five-metre-long D. five-metre long, five-metres-long 【答案】C 【解析】句意：这堵墙有五米长，也就是说，这是一堵五米长的墙。metre“米”，是可数名词，five metres long“五米长”，作表语；five-metre-long“五米长的”，作定语，修饰名词wall。“数词-名词单数-形容词”相当于一个形容词，作定语修饰名词，故选C。 7. —How old is your son? —________. We will celebrate his ________ birthday. A. Tenth, ten B. Ten, tenth C. Tenth, tenth D. Ten, ten 【答案】B 【解析】句意：“你儿子多大了？”“十岁。我们将庆祝他的十岁生日。”第一空回答年龄，用基数词ten；第二空表示“他第十个生日”，用序数词tenth，故选B。 8. ________ of the students in that rural school ________ left-behind children. A. Three-fifth, is B. Three-fifths, is C. Three-fifth, are D. Three-fifths, are 【答案】D 【解析】句意：那所乡村学校五分之三的学生都是留守儿童。表达分数时分母用序数词，分子用基数词，分子大于1时，分母加s；结合选项可知，第一空表达“五分之三”，应用three-fifths；“分数+of+名词”作主语时，谓语动词的单复数由名词决定，句中“students”是复数名词，故第二空应用“are”，故选D。 9. It is his ______ birthday. His family make _____ Eiffel Tower model. A. the twenty, a 8-meters-tall B. the twenties, an 8-meters-tall C. twentieth, an 8-meter-tall D. twentieth, a 8-meter-tall 【答案】C 【解析】句意：今天是他二十岁生日。他的家人做了一个8米高的埃菲尔铁塔模型。根据“It is his...birthday. ”可知，空格处要表示20岁生日，即第20个生日，所以第一空要用序数词twentieth；根据选项“8-meter-tall”可知，单词“eight”第一个字母是元音音素，所以其前面要用冠词an，故选C。 10. —What time is it now? —It’s ________. A. six half eight B. thirty to C. half past two D. ten o’clock ten 【答案】C 【解析】句意：“现在几点了？”“两点半。”英语时间表达方式：基数词 + o’clock表示整点；用基数词按“钟点 + 分钟”的顺序直接写出时间；如果分钟数少于30分钟，可用分钟+past+钟点表示；如果分钟数多于30分钟，可用(60分钟－原分钟数)+ to+(原钟点数＋1)表示；如果表示半点，可用结构“half past+点钟”。结合选项可知，选项C“half past two”符合，故选C 11. There are ________ of students in our school, but only ________ of them live in the school. A. hundreds, two hundreds B. hundred, two hundreds C. hundreds, two hundred D. hundred, two hundred 【答案】C 【解析】句意：我们学校有好几百名学生，但是只有两百名学生住在学校。hundred百，表示约数时，加s，与of连用，hundreds of好几百；表示具体数时，不加s，two hundred两百，故选C。 12. The number of the students in our grade ________ about six _______, ________ of them are girls. A. are, hundreds, two thirds B. is, hundred, two-third C. is, hundred, two thirds D. is, hundred, two-third 【答案】C 【解析】句意：我们年级的学生人数大约是六百人，其中三分之二是女生。is/are是，单数用is，复数用are；hundred百；two-thirds/two thirds三分之二。the number of意为“……的数量”，其中the number充当句子的主语，谓语动词用单数形式。hundred与具体数词(six)连用，应用单数形式。当分子大于1时，作分母的序数词需在词尾加-s；表示分子和分母的单词可用连字符连接，也可不用连字符连接，故选C。 13. About ________ of the students in our class were born in the ________. A. two-third, 1990’s B. two-thirds, 1990s C. two-thirds, 1990 D. two-third, 1970s 【答案】B 【解析】句意：我们班大约三分之二的学生出生在上世纪90年代。two-third形式错误，排除A和D；two-thirds三分之二；1990s表示90年代，in the 1990s表示“在20世纪90年代”；1990表示1990年，前面不应用定冠词the，C不对，故选B。 14. About 30 percent of the Arctic Ocean (北冰洋) ________ covered by ice all year round and for half a year the sun does not rise above the horizon (地平线). A. are B. is C. were D. was 【答案】B 【解析】句意：北冰洋有大约百分之三十的洋面终年被冰覆盖，有半年的时间太阳都不会在地平线上升起。 由and后的“for half a year the sun does not rise above the horizon (地平线).”可知本句用一般现在时，排除C/D选项；分数/百分数+of+名词作主语时，谓语动词和of后⾯的名词保持一致。本句主语是“30 percent of the Arctic Ocean”，of 后面是可数名词单数，因此be动词用is。故选B。 15. Quan Hongchan has a talent for diving (跳水). She was already a famous diver all over the world ________. A. at an age of 15 B. when she was 15-year-old C. at the age of 15 D. she is 15 years old 【答案】C 【解析】句意：全红婵有跳水天赋。她在15岁时就已经是世界著名的跳水运动员了。at the age of 15=when she was 15 years old。 三、完成下列句子 1. 他是一位诚实和努力的男孩，因此他应该被再给一次机会。 He is _________________________ boy. So he should be given __________________. 【答案】an honest and hard-working, a second chance/a chance again 2.“你觉得新电影《功夫熊猫4》怎么样？”“太棒了。虽然我已经看过两次了，但我会再看一次。” —What do you think of the new movie, Kung Fu Panda IV? —It’s great. Although I have ______________, I’ll __________________. 【答案】seen it twice, see it for a third time/see it again 3.“你听说在11月，一个著名的演员Godfrey死于心源性猝死吗?”“是的。多可惜啊!他才三十多岁。” —Did you hear that Godfrey, a famous actor died of SCD (心源性猝死) in November? —Yes. What a pity it is! _____________________________________. 【答案】He is only in his thirties/He is only more than thirty years old 4. 你应该对他耐心一点，他毕竟只是一个三岁的孩子。 You should be patient with him. After all, ________________________. 【答案】he is only a child of three years old/he is only three-year-old child 5. “你多久用一次电脑？”“一周两次。” —_____________________________ ? —_____________. 【答案】how often do you use the computer, Twice a week 1 学科网（北京）股份有限公司 $$