资源简介 / 让学习更有效 新课备课备考 | 英语学科2025年外研版九年级英语上册精讲精练Module 1 Wonders of the world核心语法:数词表达一、数词的分类数词(Numerals)分为基数词(Cardinal Numbers)和序数词(Ordinal Numbers)。基数词(表示数量) 序数词(表示顺序)one (1) first (1st)two (2) second (2nd)three (3) third (3rd)twelve (12) twelfth (12th)twenty-one (21) twenty-first (21st)二、基数词的用法1. 表示数量There are thirty students in our class.(我们班有30名学生。)She has two brothers.(她有两个兄弟。)2. 表示年龄He is fifteen (years old).(他15岁。)My sister is ten.(我妹妹10岁。)3. 表示年份、电话号码等2024 = two thousand and twenty-fourMy phone number is 138-1234-5678.(one-three-eight, one-two-three-four, five-six-seven-eight)4. 表示时间(整点)6:00 = six o’clock12:00 = twelve o’clock三、序数词的用法1. 表示顺序This is my first time in Beijing.(这是我第一次来北京。)She won the third prize in the competition.(她在比赛中获得了第三名。)2. 表示日期May 1st = May (the) first(5月1日)October 10th = October (the) tenth(10月10日)3. 表示楼层I live on the fifth floor.(我住在五楼。)The library is on the second floor.(图书馆在二楼。)四、分数、小数和百分数的表达1. 分数(Fraction)1/2 = a half / one half1/3 = a third / one third3/4 = three quarters / three-fourths2 1/2 = two and a half2. 小数(Decimal)0.5 = zero point five3.14 = three point one four3. 百分数(Percentage)50% = fifty percent25.5% = twenty-five point five percent五、数词的特殊用法1. 表示年龄(in one’s + 整十基数词复数)He is in his twenties.(他二十多岁。)She is in her forties.(她四十多岁。)2. 表示年代(in the + 年份复数)in the 1990s(在20世纪90年代)in the 2020s(在21世纪20年代)3. 表示数量(hundred/thousand/million/billion)three hundred students(300名学生)five thousand books(5000本书)注意:这些词不加s,除非表示“成千上万”(hundreds of / thousands of)。六、常见错误与注意事项1、序数词前要加the(但日期可省略): She is first in her class. She is the first in her class.2、hundred/thousand/million不加s(除非表示概数): There are five thousands people. There are five thousand people. Thousands of people attended the event.3、分数作主语时,谓语动词由of后的名词决定:Two-thirds of the students are from China.(三分之二的学生来自中国。)One-third of the water is polluted.(三分之一的水被污染了。)1. The woman looks so young and confident that I can't believe that she is in her ____ . And even more surprising, she' ll have her 70th birthday party next month.A.forties B.fifties C.sixties D.seventies2.My birthday is on ________.A.April, 2003 B.March 21stC.2003, 15th D.2003, April, 15th3.During the Tomb-sweeping Festival(清明节), ________people come back to their hometown to show respect to their ancestors(祖先) and family members.A.hundreds of B.hundred ofC.five hundreds D.five hundreds of4.—Do you know the boy is sitting next to Peter?—Yes. He is Peter's friend. They are celebrating his birthday.A.who; ninth B.that; nine C.which; ninth5.— How many years has life been on earth — ______ years, I think.A.5 millions B.5 millions of C.Million of D.Millions of6.—Which class are you in —I'm in ________.A.Class one, Grade Seven B.Grade Seven, Class OneC.Seven Grade, One Class D.One Class, Seven Grade7.—Mum, of my classmates glasses.—Oh, my God. You need to protect your eyes well.A.three-fourths; wears B.three-fourth; wearC.three-fourth; wears D.three-fourths; wear8.—What's zero and eight?—It's ______.A.six B.seven C.eight D.nine9.— Do you know TFBoys —Of course. About____________ students love them very much in our school.A.hundreds B.two hundreds ofC.two hundreds D.two hundred10.—"Food Safety" has become one of the hottest topics recently.—Yeah, it receives(收到)________ Internet hits a day.A.thousands B.thousands of C.thousand D.hundreds11.— Can you write the number eighty five thousand, six hundred and twenty six — Yes, it's __________________.A.85,662 B.58,626 C.58,662 D.85,62612. My brother is ____ years old. Can you come to his ____birthday party?A.nine;nine B.nine;ninth C.ninth;ninth D.ninth;nine13.I hear ____ foreign students will come to our school and they are in the ____ grade.A.eight, eighth B.eight, eight C.eighth, eighth14.—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.one B.once C.first D.two15.It is said that of the students like to talk with friends online.A.two thirds B.two three C.two third16.There are _______ books in my room.A.eight and three B.eighteen threeC.eighty-three D.eighty three17.How can boy sing the English song A.a one-year-old B.one year oldC.an one-year-old D.one years old18.—The volunteers are very kind and helpful.—I agree with you. They give ________ books to a poor school on Children's Day.A.four hundred B.four hundred ofC.four hundreds of D.four hundreds19.Lin Tao, an ______ boy, was very brave and helped his classmates run out of the classroom when the earthquake happened.A.8-year-old B.8 year old C.8-years-old D.8 year olds20. My father gets home at ____ and eats lunch at____.A.twelve; thirty twelveB.twelve; twelve thirty o'clockC.twelve o'clock; twelve thirty21.Our hall is ________ theirs.A.twice as large as B.twice so large asC.as twice large as D.twice more than22.More than two ________ students in this university were chosen as volunteers.A.thousand B.thousands C.thousand of D.thousands of23.Three students in our school watched the football match; that is to say, 80 of the students watched it.A.hundreds; percent B.hundred; percents C.hundred; percent24.What fine weather! ________people are flying kites in Lihu Park.A.Two hundred of B.Two hundredsC.Hundreds of D.Hundred of25.Mrs. Green will buy something on sale today. All the things will be 20% off. According to the table, she may spend ______________ dollars buying vegetables less than usual.Shopping List Potatoes (2 kilos) Tomatoes (1 kilo) Eggs (3 kilos) Meat (2 kilos)Usual price ($/kg) 1.5 3 5 2.5A.$ 5.2 B.$ 1.2 C.$ 0.626.—The 15th Chinese Bridge—Chinese Proficiency Competition will be held this year!— That's great! Foreign college students are interested in Chinese learning.A.Hundred of B.Thousands C.Thousands of27.There are __________ months in a year. December is the __________ month of a year.A.twelve; twelve B.twelfth; twelfth C.twelve; twelfth28.Enshi is a beautiful city. _______ people come here during the holidays every year.A.Five thousands of B.Five thousandsC.Thousands of D.Thousand of29. of people are dancing over there. Two students are from our school.A.Hundred ; hundred B.Hundred ; hundredsC.Hundreds ; hundred D.Hundreds ; hundreds30.How many people will come to Beijing for the Olympics Games in 2008 — It's hard to say. _______ people, I think.A.Million of B.Millions ofC.Two millions of D.Two million of31.Nanjing is the capital city of Jiangsu Province. Over people live in the old city.A.8 millions B.8 million C.8 million of D.8 millions of32._______ foreigners visited our city last weekend.A.Hundreds of B.Hundred ofC.Nine hundreds of D.Nine hundred of33.In the near future, there will be __________ new buildings in my hometown.A.hundreds of B.hundred ofC.two hundreds D.two hundreds of34. Qomolangma is the highest mountain in the world.It is over eight____meters high.A.Thousands of B.thousand of C.thousands D.thousand35.My parents live on the ________ floor, and I live on the second one.A.one B.two C.first D.three36.—I hear you've got a "library" at home.—Yes. I've already had ______ books.A.hundred of B.hundreds ofC.five hundreds D.five hundred of37.I don't believe this ____________ boy can paint such a nice picture.A.five years old B.five-years-oldC.five-year-old D.a five-year-old38. years ago,people lived in caves.A.Million of B.Millions ofC.Two millions D.Two millions of39.There are sixty teachers in our school. of them are women.A.Two third B.Two threes C.Two thirds D.Second thirds40.There are about two ________ students in the newly built school.A.thousand B.thousands C.thousand of D.thousands of41.Which of the following has the same meaning with "eleven to twelve" A.eleven past twelve B.eleven twelveC.twelve eleven D.eleven forty-nine42.About of the books in our school library are written in Chinese.A.four fifth B.four fifths C.fourth fifth D.fourths fifth43. This morning we have____ classes, and the ____ class is Chinese.A.three; three B.three; first C.one; third44.My father gave me a bike on my _______________________ birthday.A.ten B.a tenth C.the tenth D.tenth45. There are ____ of students in our school but only ____ of them are girls.A.thousands;two hundred B.thousand;two hundredsC.thousands;two hundreds D.thousand;two hundred46.There are _______ of mobikes in our town, and it's very convenient for us to ride to work.A.two thousands B.two thousand C.thousands D.thousand47. Tim plans to spend 180 minutes reading English books to improve his reading every week. According to the table, it takes him____hour(s) to do it on weekdays.Tim's Reading PlanMon. Tue. Wed. Thur. Fri. Sat Sun.20 minutes 15 minutes 20 minutes 25 minutes 20 minutes 40 minutesA.1 B.2 C.4048.—How many rabbits do you see on the farm —____ Eight white and seven blackA.Fifteen B.Fourteen C.Thirteen D.Twelve49. There are ____ solar terms (节气) in a year. Lichun is the first one.A.twenty-four B.twenty-fourth C.the twenty-fourth50.He climbed so fast that he reached ________ floor in two minutes.A.nine B.the nine C.the ninth D.ninth参考答案及试题解析1.C【解析】句意:那个女人看起来如此年轻自信,我简直不敢相信她已经六十多岁了。更令人惊讶的是,她下个月将举行70岁生日聚会。A.四十多;B.五十多;C.六十多;D.七十多。in one's+整十的复数,表示在某人几十多岁,根据she' ll have her 70th birthday party next month.她下个月将举行70岁生日聚会,可知是六十多岁,故选C。【点评】考查名词辨析,首先识记选项区别,然后根据关键词句she' ll have her 70th birthday party next month.确定答案。2.B【解析】句意:我的生日在3月二十一日。on+几月几日,in+月份,排除A、C。表达哪一年几月几日用月+日+年,排除D,故选B。【点评】考查时间表达,注意平时识记其用法。3.A【解析】句意:清明节期间,数百人回到家乡,向先祖和家人表示敬意。hundred的前面有具体的数字时,hundred要用单数形式,排除C,D;当hundred的前面没有具体的数字,如果后面修饰名词,则必须有of连用,且hundred要用复数形式,故答案选A。【点评】考查固定短语hundreds of+可数名词复数的用法。4.A【解析】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。5.D【解析】句意:--地球上有生命已经有多少年了?--几百万年了。 Million “百万”,其用法是:和数词连用,表示确定的数量,后不加s,也不加of;Millions of固定用法,表示数百万……,必须加s。根据题意,故选D。【点评】考查数词,以及短语Millions of。6.A【解析】句意:——你在哪个班级?——我在七年一班。班级的表达方式:Class+基数词,年级的表达方式Grade+基数词”几年级几班的表达方式:班级前,班级后。故选A。【点评】考查数词用法。掌握几年级几班的表达方式。7.D【解析】句意:——妈,我四分之三的同学戴眼镜。——哦,天哪。你需要好好保护你的眼睛。英文分数表达:分母用序数词,分子用基数词,分子大于一时分母用复数。四是分母,所以用序数词fourth,三是分子,所以用基数词three,分子3大于1,所以分母fourth用复数fourth,所以四分之三用three-fourths;主语classmates是复数,所以wear用原形,故选D。【点评】考查分数表达,注意平时识记分母用序数词,分子用基数词,分子大于一时分母用复数,同时识记根据主语单复数确定动词形式。8.C【解析】句意:——0和8是多少?——它等于8。zero意思为零,即数字0,eight意思为八,即数字8,根据句意这个等式为0+8= 这个结果是8,故选C。【点评】考查数词,注意识记数词的词义和用法。9.D【解析】句意:你认识TFboys吗?当然了。在我们学校大约有两百学生非常热爱他们。结合语法知识:在表示百千万的名词前面,如果出现数词表示准确的数目,名词后面不加s,并且后面不加介词;如果和介词of 连用,表示数量多的,则名词后加s,故选D。【点评】考查数词,hundred前有数字的时候应使用原形。10.B【解析】句意:——“食品安全”已成为近年来最热门的话题之一。——是的,它一天能收到成千上万的互联网点击量。确切数量的表达方式基数词+hundred/thousand/million+名词的复数形式;不确切数量表达方式hundreds/thousands/millions of +名词复数形式,题目中没有确定的数字,因此是thousands of,上千的,故选B。【点评】考查不确切数量的表达方式。11.D【解析】句意:——你能写出八万五千六百二十六吗?——是的,是85626。根据句意和数词的表达可知是85626,故答案为D。【点评】考查基数词。注意识记数词的读法和写法。12.B【解析】句意:我的哥哥九岁了,你能来他的九岁生日派对吗?A,九,九;B,九,第九;C,第九,第九;D,第九,九。根据固定结构基数词+year(s)+old表年龄,可知第一句使用基数词nine,某人的某岁生日使用序数词,his ninth birthday party,他的第九岁生日,故选B。【点评】考查单选,注意基数词和序数词的辨析和正确使用。13.A【解析】句意:我听说有8个外国学生会来我们学校,他们在8年级。第一空后students为复数,所以要填基数词表示数量,排除C,第二空前有the,序数词前加the,故答案选A。【点评】考查数词用法,注意表示数量使用基数词,表示次序使用序数词。14.C【解析】句意:——打扰一下,你能告诉我去最近的火车站的路吗 ——对不起,我不知道,我是新来的,这是我第一次来这里。A.一个,基数词,表示数量;B.一次,表是次数;C.第一,先序数词,表示顺序;D.两个。表示数量根据上文I'm new可知是第一次来,故选C。15.A【解析】句意:据说三分之二的学生喜欢在网上和朋友聊天。分数的构成,基数词作分词,序数词作分母,当分子超过一时,分母要加s。根据分数的表达方式结合选项的提示可知选项A表述正确,故选A。【点评】考查分数的表达。注意分子与分母的数词是不一样的。16.C【解析】句意: 我的房间里有83本书。80,eighty,3,three,83,eighty-three,两位数在十位和个位之间有连字符,故选C。【点评】考查数词,注意识记数词eighty-three的用法。17.A【解析】句意:一个一岁大的男孩怎么能唱英文歌曲呢?由one一岁,因此year用单数,排除D;用来充当定语修饰boy需使用one-year-old,one year old一般用来充当表语;one开头,不是元音音素,所以冠词使用a而不是an。故选A。【点评】考查数字+单数名词+形容词的用法,注意识记该用法。18.A【解析】句意:——志愿者们非常善良和乐于助人。——我同意你的看法。他们在儿童节给一所贫困学校400本书。根据语句及选项的提示,可知此句表示将四百本书捐赠给一所贫困学校,400用英语表示为four hundred,故选A。【点评】考查数量的表达方式。注意确切数量与不确切数量在表达上的不同。19.A【解析】句意:林涛,八岁的男孩,很勇敢并且在地震发生时帮助他的同学从教室里跑出来。数量词在句中作前置定语,注意量词用单数,并且带连字符号,故选A。【点评】考查数量词在句中作定语的用法。20.C【解析】句意:我爸爸12点到家,然后12:30吃午饭。整点用数字十(o'clock)表示,o'clock不能用在带有分钟的时间后面;12:30有两种表示方法:"twelve thirty"和"half past twelve",故答案为:C。【点评】考查的是英语时间表达和选项匹配的能力,同时也间接考察了考生的英语基础知识。21.A【解析】句意:我们的大厅是他们的两倍大。A:twice as large as两倍大;B:twice so large as为错误搭配;C:as twice large as为错误搭配;D:twice more than为错误搭配,more后要加名词。倍数表达法:倍数+as+形容词/副词原级+as;倍数+形容词/副词的比较级+than。根据主语hall,大厅,可知此处比较大厅的大小,应用twice as large as,故选A。【点评】考查倍数,注意识记倍数+as+形容词/副词原级+as的用法。22.A【解析】句意:这个大学里有两千多名学生被选为志愿者。thousand 千,主要有两个用法,一是和数词连用时,没有复数形式;二是构成短语thousands of,表示成千上万的。根据它的用法可知选A。【点评】考查数词。23.C【解析】句意:我们学校的三百名学生观看了足球比赛;也就是说,80%的学生观看了这部电影。three基数词+hundred,几百,基数词+percent of,百分之......,故选C。【点评】考查分数,注意识记基数词+hundred,基数词+percent of的用法。24.C【解析】句意:多好的天气啊!成百上千的人在蠡湖公园放风筝。根据数词的用法:基数词+hundred,几百,固定短语hundreds of,数以百计的,故选C。【点评】考查数词的辨析,注意识记短语hundreds of。25.B【解析】句意:格林太太今天要买些大减价的东西。所有的东西都打八折。根据表格,她可能会花比平时少_________美元买蔬菜。根据她的购物单可知她买了两公斤的土豆和一公斤的西红柿两种蔬菜,按照它们的价格可知一共付:1.5×2+1×3=6美元,所以商品都是打八折,所以比平时少付了:6×20%=1.2美元,故答案为B。【点评】考查数学运算题。理解题意并计算出正确答案。26.C【解析】句意:——今年将举行第十五届中国桥汉语水平竞赛!——太好了!数千名外国大学生对汉语学习很感兴趣。根据语境及选择项的提示可知此句考查不确切数量的表达,hundreds/thousands... +of 加名词的复数形式;选项A与B在描述上是错误的,故选C。【点评】考査不确切数量的表达。注意前面不能加基数词。27.C【解析】句意:一年有12个月。12月是一年中第12个月。根据months可知,第一空用基数词,根据month和第二空前的the,可知此空用序数词,twelve,12,基数词,twelfth,第12,序数词,故选C。【点评】考查序数词和基数词的辨析。注意基数词和序数词的用法。28.C【解析】句意:恩施是一个美丽的城市。每年假期期间成千上万的人来这里。数词+thousand+名词;thousands of+名词;所以ABD是错误形式,故答案为C。【点评】考查thousand的用法,记住两个结构:数词+thousand+名词;thousands of+名词29.C【解析】句意:好几百人在那边跳舞,其中两百个学生来自我们学校。hundred百,是一个数词,与数词连用,表示具体的数量,不用复数形式;hundreds of是固定短语,成百的。故选C。【点评】考查数词,注意数词原形和数词复数的不同用法。30.B【解析】句意:有多少人来参加2008年的北京奥运会?这很难说。我认为有好几百万人吧。数以百万计的表达是million后加s再加介词of,而million前面如果有数词修饰,则在后面直接跟名词的复数形式,故选B。【点评】考查固定搭配millions of。31.B【解析】句意:南京是江苏省的省会。八百多万人居住在这座古城。million百万,和基数词连用时,不能用复数,不能和of连用,million和of连用时必须用复数,故选B。【点评】考查数词用法。掌握million的使用规则。32.A【解析】句意:上个周末好几百名外国人参观了我们城市。hundred有数词修饰时不用复数形式,故排除C项。与介词of连用时,用复数形式,hundreds of好几百。故选A。【点评】本题考查数词的用法,数词hundred需要掌握两个要点(1)hundred前有基数词用单数形式。(2)Hundreds of是固定短语,表示成百上千的。33.A【解析】句意:在不久的将来,在我的家乡将有成百上千座新的大楼。hundred百,表示约数时,与of连用,不加s;表示具体的数时,与数词连用,不加s。故选A。【点评】本题考查数词的用法。在英语中hundreds of数以百计的要加shundred前面有确切的数词修饰不要变复数。34.D【解析】句意:珠穆朗玛峰是世界上最高的山。它有8000多米高。Thousands of,表示泛指数以千计的,eight基数词修饰thousand。8千,故选D。【点评】考查数词,注意识记Thousands of,基数词+thousand的用法。35.C【解析】句意:我父母住在一楼,我住在二楼。表示楼层要用序数词,故选C。【点评】考查数词。36.B【解析】句意:——我听说你家有个图书馆。——是的。我已经有上百本书了。hundred和介词of连用时用复数,和基数词连用时用单数,hundred和基数词连用时后面不能跟of,故选B。【点评】考查数词用法。掌握hundred的使用规则。37.C【解析】句意:我不相信这个5岁的男孩能画出这么好的画儿。five-year-old 复合形容词,作定语,修饰boy。故选C。【点评】考查数词的用法。38.B【解析】句意:几百万年前,人们住在山洞里。million,百万,前面有基数词时,后面不加s;表示模糊的数量时,后面加s。句首,大写,故选B。【点评】考查数字的复数形式。注意million,百万,前面有基数词时,后面不加s;表示模糊的数量时,后面加s。39.C【解析】句意:我们学校有60名教师。其中三分之二是女性。分数的表达:先说分子,再说分母,分子用基数词,分母用序数词,当分子大于一时,分母用复数修饰;根据句意和选项可知这里是三分之二,故答案为C。【点评】考查分数。注意识记分数的表示方法。40.A【解析】句意:在新建立的学校里大约有2000学生。表示确切数字时用基数词+thousand,表示非确切数字时用thousands of。two是确切数字,故选A。【点评】考查数学词表达,注意平时识记。41.D【解析】句意:以下哪项与“11点49”具有相同的含义?A.12点11;B.11点12;C.12点11;D.11点49。eleven to twelve,表示11点49,故选D。【点评】考查时间表达,首先理解选项意思,然后根据eleven to twelve确定。42.B【解析】句意:我们学校图书馆里大约五分之四的书是用汉语写的。分数的表达方法,先分子后分母,分子应该用基数词,分母用序数词,当分子大于一的时候,分母应加s。故答案为B。【点评】考查分数的表达。先分子后分母,分子应该用基数词,分母用序数词,当分子大于一的时候,分母后加s。43.B【解析】句意:今天上午我们有三节课,第一节是中文课。three三,基数词,表数量,后接可数名词复数;one一。基数词,表数量,后接可数名词单数;first第一,序数词,表顺序;third第三,序数词,表顺序。第一空根据可数名词复数classes,可知应用基数词three,表"三节课",排除C;第二空根据定冠词the,可知指"第几节",应用序数词,排除A。故选B。【点评】考查数词。注意熟记超过one的基数词,后用可数名词复数。44.D【解析】句意:我十岁生日时,父亲给了我一辆自行车。表示某人的多少岁生日,用序数词。故选D。【点评】考查数词,注意序数词表示多少岁生日的用法。45.A【解析】句意:在我们学校有成千上万的学生,但其中只有两百名是女生。在英语中,当表示一个模糊的大数量时,通常会在thousand或hundred等词后加上s并加上of,来表示成千上万或成百上千的模糊数量。而当表示一个具体数量时,则直接使用thousand或hundred等词,并且这些词前面通常会有具体的数字来修饰,此时它们不加s也不加of。结合选项和句子语境分析,第一个空后有of,表示模糊的大数量,要用thousands;第二个空,由于前面有具体的数字two来修饰,应该使用two hundred,hundred不需要加s。综上所述,选项thousands;two hundred最符合题意,故答案为A。【点评】考查具体的数字和模糊数量的表达。注意在英语中,当thousand或hundred前面有具体的数字时,不需要加s。46.C【解析】句意:在我们镇上有很成千上万的电动车,我们骑着上班很便利。thousands of,成千上万的,后面有of,thousand用复数形式;前面有数字,thousand用原形,故答案为C。【点评】本题考查数词的用法,注意thousand的正确用法和搭配。47.B【解析】句意:蒂姆计划每周花180分钟读英语书来提高他的阅读能力。根据表格,他在工作日花了2个小时来做这件事。根据Tim plans to spend 180 minutes reading English books to improve his reading every week. 可知蒂姆每周花180分钟读英语,也就是三个小时,减去周六和周日的20+40=60分钟,也就是一个小时,可知工作日他读书是两个小时,故答案为B。【点评】考查数字计算题。理解题意并计算出时间。48.A【解析】句意:—— 你在农场上看到多少只兔子? ——十五只,八只白色的和七只黑色的。A.15;B.14;C.13;D.12。根据"Eight white and seven black8只白的和7只黑的"可知,一共是15只兔子。故选A。【点评】考查数字计算。注意结合所给内容正确计算数字。49.A【解析】句意: 一年有二十四个节气。立春是第一个。 twenty-four二十四,基数词; twenty-fourth 第二十四,序数词; the twenty-fourth 第二十四。根据 There are...solar terms (节气) in a year.可知,此处表示"有二十四个节气",用基数词强调数量。故选A。【点评】考查数词,注意用基数词强调数量的用法。50.C【解析】句意:他爬的非常快以至于他到达……在两分钟内。根据句意可知他在两分钟内到了九楼,故选C。【点评】考查 数词辨析。21世纪教育网(www.21cnjy.com) 展开更多...... 收起↑ 资源预览