练习册

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    47．A．and B．but C．or{007} D．for SECTION C Directions: Complete the following passage by filling in each blank with ONE word that best fits the context． How much paper do you use every year? Probably you can’t answer this question quickly．In 1900,the world’s use of paper was about one kilogram 48 each person in a year．Now some countries use as 49 as 50 kilograms of paper for each person in a year．The amount of paper a country uses shows how far advanced the country is, some people say．It is difficult to say 50 this is true: different people mean different things 51 the word “advanced ．But countries like the United States, England and Sweden certainly use 52 paper than other countries． Paper, like many other things that we use today, was first made in China．In Egypt and the West, paper was not very commonly used before 53 year 1400．The 54 wrote on papyrus; Europeans used parchment for many hundreds of years．Parchment was very strong ; 55 was made from the skin of a certain young animal．We have learnt some of the most important facts of European history from record that were kept on parchment． PART THREE READING COMPREHENSION Directions: Read the following three passages．Each passage is followed by several questions or unfinished statements．For each of them there are four choices marked A．B．C and D．Choose the one that fits best according to the information given in the passage． A NEW YORK----The Internet and advances in technology are transforming fashion, making it easier for designers to create collections and less expensive for them to show and sell their work, experts say． Instead of spending tens of thousands of dollars on a runwayshow at New York Fashion Week, some designers presented collections for spring and summer 2010 online, while others are expanding the reach of their brand by making it easier for shoppers to buy their clothes online． Designer Norma Kamali and Polo Ralph Lauren Corp both have applications for Apple Inc’s iPhone that allows shoppers to buy clothes from their phone． “This is the technology that’s changing our lives, said Kamali, who displayed her spring and summer 2010 collection as well as exclusive lines for eBay Inc and Walmart．com at the Apple store in Manhattan’s Soho neighborhood． Kamali’s iPhone application has a “Try Before You Buy option, which allows clothes to be sent overnight to a customer, who provides her credit card information, so she can try them on at home before deciding to buy． Menswear designer Miguel Antoinne and womenswear designer Marc Bouwer both put on virtual fashion shows, while models at fashion designer Vivienne Tam’s show carried a laptop computer adorned with a Tam design． Mazdack Rassi, co-founder and creative director of Milk Studios, a downtown space that showed about 70 collections during New York Fashion Week, and was considering projecting shows on the side of a building so people at nearby park could watch． With cable TV and the Internet, designers know that their shows can be seen by many more people than just the editors and media who attend． Designers are finding that technology can also help the actual design work by allowing artists to explore new ideas and processes． But Simon Collins, the dean of fashion at Parsons----the new school for design, said even though technology is helpful, there is still no substitute for talent and hard work．“Absolutely, there’ll be people out there that have successful businesses that don’t know the first thing about draping and construction, just think it up, put it on the computer, fire it off the factory and it works, Collins said．“But they’re the exception, not the rule． 【查看更多】

     

    题目列表(包括答案和解析)

    INPUT“请输入一个正的两位数”；x　IF　9＜x　AND　x＜100　THEN

    b=x　MOD　10

    x=10*b＋a

    PRINT　x

    ELSE

    PRINT“输入有误！”

    END　IF

    END

    以上程序输出的是________．

    【注】①算术运算符\和MOD分别用来取商和余数．这里，a等于x除以10的商，即把x的十位取出来；b等于x除以10的余数，即把x的个位取出来．

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    INPUT“请输入一个正的两位数”；x　IF　9＜x　AND　x＜100　THEN

    b=x　MOD　10

    x=10*b＋a

    PRINT　x

    ELSE

    PRINT“输入有误！”

    END　IF

    END

    以上程序输出的是________．

    【注】①算术运算符\和MOD分别用来取商和余数．这里，a等于x除以10的商，即把x的十位取出来；b等于x除以10的余数，即把x的个位取出来．

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    若ax=N（a＞0，a≠1），则下列一定正确的是（　　）

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    已知m＞n＞1，0＜a＜1，下列不等式不成立的是（　　）

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    （2006•蓟县一模）数列{an}前n项的和为Sn，如果Sn+Sn+1=an+1（n∈N*），那么（　　）

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