先阅读短文，然后根据短文内容从方框内所给的单词中选择恰当的词（注意词形变化）填入短文空白处，使短文完整、通顺。一词只用一次，一空限填一词。方框中有两个词是多余的。将能填入空白处的答案写在答题卡上的相应题号后。

The world itself is becoming much smaller by using modern traffic and modern communication. Life today is much {#blank#}1{#/blank#} than it was hundreds of years ago, but it has brought new problems. One of the biggest is {#blank#}2{#/blank#} . To pollute means to make things dirty. Pollution comes in many ways. We see it, drink it and even hear it.
Man has been polluting the earth. The more people are, the more pollution is. Many years ago, the problem was not so {#blank#}3{#/blank#} because there were not so many people. When the land was {#blank#}4{#/blank#} up or the river was dirty in a place, men moved to another one. But this is no {#blank#}5{#/blank#} true. Man is now slowly pollution the {#blank#}6{#/blank#} world.
Air pollution is still the most serious. It's bad to all living things in the world, but it is not {#blank#}7{#/blank#} one kind of pollution. Water pollution {#blank#}8{#/blank#} our fish and pollutes our drinking water. Noise pollution makes us become angry more easily.
Many countries are making rules to {#blank#}9{#/blank#} pollution. They stop the people from burning coal in houses and factories in the city, and from blowing dirty smoke into the air. The pollution of SO2 is now the most dangerous problem of air pollution. It is caused by heavy traffic. It is certain that if there are fewer people driving, there will be {#blank#}10{#/blank#} air pollution.
The earth is our home. We must take care of it. That means {#blank#}11{#/blank#} the land, water and air clean.

    Every morning my father buys a newspaper on his way to work. Every evening my mother reads magazines at home. And every night, I look at the posters with photos of David Beckham and Yao Ming on my bedroom wall before I go to sleep. Can we{#blank#}1{#/blank#}life without paper or print?

    Paper was first created about 2,000 years ago, and has been made from silk, cotton, bamboo, and since the 19th century, from wood. People learned to write words on paper to make a book. But in those days, books could{#blank#}2{#/blank#}be produced one at a time by hand and they were expensive and rare. Because there weren't many books, few people learned to read.

    Then printing was invented in China. When printing was developed greatly at the beginning of the 11th century, books could be produced more quickly and cheaply. Then more people learned to read. After that, knowledge and{#blank#}3{#/blank#}spread quickly.

    Today information can be received online, downloaded from the Internet rather than found in books, and information can be kept on CD-ROMs or machines,{#blank#}4{#/blank#}MP3 players.

    Computers are already used in classrooms, and newspapers and magazines can already be read online. So will books be replaced by computers one day? I am not sure.