The author seems to say that the invention of the computer is______that of the steam and petrol engines. According to the autho

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问题 The author seems to say that the invention of the computer is______that of the steam and petrol engines.
According to the author, the disadvantage of using paper to keep and send information is that______.

选项 A、too many trees are cut down
B、too much paper is needed
C、it wastes our time
D、it is hard to get enough paper

答案A

解析 细节推理题。题目询问作者认为用纸张存储和发送信息的劣势是什么。从文章中第二段第二句可以找到正确答案。文中提到,为了提供纸张,无数的树遭到砍伐,因此,选项A(太多的树遭到砍伐)为正确答案。
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