一、选择题1．The environment here becomes better and better. ______________ birds are coming back. A．Thousands of B．Thousand ofC．Thousands D．Thousand2．I think we've learnt English words so far.A．hundred of B．nine hundreds C．hundreds of3．The old man began to learn to drive a car at the age of _______．A．sixty B．the sixtieth C．sixty years old D．sixties4．– Good news. My good friend has just moved to my flat. He lives on the floor.– We are neighbors. We live on the 19th floor. He lives one floor above us.A．twelve B．twelfth C．twenty D．twentieth 5．There are _______ people in the picture, and the ______ one from the left is me. A．eleven; five B．eleventh; fifth C．eleven; fifth6．__________ of his time __________ been spent on studies every day.A．Three fourths；has B．Three fourths；haveC．Third fours；has D．Thirds four；have7．---I am going to take this summer holiday in Taiwan.---Oh, really? Taiwan is ______ a beautiful island that ______ people in Guangdong go to visit it every year.A．so; thousands B．so; thousands ofC．such; many thousand D．such; thousands of8．— They will need __________ volunteers for 2014 International Horticulture Exposition (国际园艺博览会) in Qingdao.—Let’s go and join them.A．thousand of B．thousands of C．three thousand of D．three thousands 9．So far， _______ of the students in our class _______ seen the film.A．three quarters; has B．two fifths; haveC．three quarter; has D．two fifth; have10．I hear ____ foreign students will come to our school and they are in the ____ grade. A．eight, eighth B．eight, eight C．eighth, eighth 11．—We’ll be back for our school’s ___________ anniversary(周年) ceremony.—I see. That means you’ll have a get-together with your classmates in ___________ years. A．twelve; seven B．twelfth; seven C．twelve; seventh D．twelfth; seventh 12．---How often does the boy play sports?---__________A．Once a week B．Four hours C．In an hour D．At 7pm 13．There are _______ people in the cinema.A．two hundred B．two hundreds C．two hundred of14．A year is divided into ______ months. September is the _____ month of the year. A．twelve, ninth B．twelve, nineth C．twelfth, ninth D．twelfth, nineth 15．About ______ of the land ______ covered with trees and grass.A．three fifths; are B．three fifths ; is C．three fifth; are D．third fifths; is 16．— How was your weekend? —Great ! It was my grandfather’s ______birthday. He was born _____.A．ninety, in the 1920 B．ninetieth, in the 1920sC．the ninetieth, on the 1920s D．nintieth, on the 192017．---If your parents wanted to have a ______ child, would you agree?---Of course. But they should make it in _____ yeas’ time.A．second; second B．two; two C．second; two D．two;second 18．________ runners took part in the half marathon(半程马拉松) in Haikou in April. A．Hundred B．Hundreds C．Hundreds of19．—How many people have come to Beijing for the Olympic Games in 2008?—It’s hard to say. _______ people, I think.A．Million of B．Millions of C．Two millions of D．Two million of 20．--- Which is the biggest number of the four?--- ______.A．One third B．A half C．Two thirds D．A quarter21．Li Ming is an active boy student and he always tries his best to make his life colorful though he is in Grade 9. The table below shows that he spends ________ minutes on after-class activities every week.Li Ming’s After-class ActivitiesWeekdays WeekendsReading books Riding a bike Running Ball games50 minutes100 minutes20 minutes/day30 minutes/dayA．250 B．850 C．60022．Li Wei bought some school things online at the beginning of the new term, according to the information in the form below, he saved _______ in all.School thingsThe shop nearby¥ 160¥ 30¥ 20¥ 80 Online shop¥ 140¥ 20¥ 15¥ 60A．¥ 55 B．¥ 235 C．¥ 29023．There are about people in the village.A．eight hundred B．eight hundredsC．eight hundred of D．eight hundreds of24．My grandparents live in an old apartment with floors and they are on the floor. A．fifth; three B．fifth; third C．five; three D．five;: third 25．This is our _______ school year, we are going to graduate in two months.A．third B．three C．the third【参考答案】***试卷处理标记，请不要删除一、选择题1．A解析：A【解析】【详解】试题分析：句意：这里的环境越来越好。
成千上万的鸟儿正飞回来。
thousands of成千上万，表示约数。
所以选A。
2．C解析：C【解析】句意：我认为我们迄今为止已经学了好几百个英语单词。
hundred“百”有数词修饰，表示具体数字时，不加s；表示约数时，与of连用，hundreds of好几百，故选C。
3．A解析：A【解析】句意：这个老人在60岁的时候开始学习开车。
sixty六十；the sixtieth第六十个；sixty years old六十岁，常在句中做表语；sixties六十多岁，常用于短语in one’s sixties，表示在某人六十多岁的时候。
at the age of…表示在…岁的时候，后面直接跟基数词，故应选A。