【題目】Now machines （機(jī)器）are widely used all over the world. Why are machines so important and necessary(必要的) for us? Because they can help us to do things better and faster.

A washing machine helps us to wash clothes fast. A printing machine helps us to print a lot of books, newspapers, magazines and many other things fast. Bikes, cars, trains and planes are all machines. They help us to travel faster than on foot.

The computer is a wonderful machine. It was invented not long ago. It not only stores(貯存) information (信息) but also stores numbers millions of times as fast as a scientist does.

Let’s study hard and try to use all kinds of machines to build China into a modern country.

【1】Machines can help us to do things better and faster, so they_____.

A. are difficult to make B. are expensive

C. are important but not necessary D. are very helpful

【2】Computers can store information and numbers_____ a scientist does.

A. a little faster than B. as fast as

C. much faster than D. much more slowly than

【3】If we want to build China into a modern country. We must__________.

A. study hard

B. try to use all kinds of machines

C. invent many machines

D. all above

【3】A printing machine can help us___________.

A. print a lot of books B. read more books

C. invent many machines D. wash clothes fast

【答案】

【1】D

【2】C

【3】D

【4】A

【解析】

試題分析：本文介紹了機(jī)器被廣泛地應(yīng)用，它能幫我們做事做得又好又快。例如洗衣機(jī)，印刷機(jī)，自行車，小汽車，火車，飛機(jī)，電腦等。

【1】D考查細(xì)節(jié)理解題。A. are difficult to make 很難制造；B. are expensive很貴；C. are important but not necessary 很重要但沒(méi)必要；D. are very helpful很有用。根據(jù)句意（電腦幫我們做事又好又快，因此他們很有用。）選D。

【2】C考查細(xì)節(jié)理解題。根據(jù)第三段第三句It not only stores(貯存) information (信息) but also stores numbers millions of times as fast as a scientist does.可知選C。

【3】D考查綜合理解題。根據(jù)短文大意和最后一段Let’s study hard and try to use all kinds of machines to build China into a modern countr y.可知選D。

【4】A考查細(xì)節(jié)理解題。根據(jù)第二段第二句Let’s study hard and try to use all kinds of machines to build China into a modern country.可知選A。

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