题目

Computer
The computer is fast,and never makes a mistake while people were too slow and full of mistakes sometimes.That’s what people often say when they talk about computers.For over a quarter of a century,engineers have been making better computers.Now a computer can do a lot of everyday jobs wonderfully.It is widely used in factories,hospitals and banks.A computer can report,decide and control in almost every field.Many computer scientists are now thinking of making the computer “think” like a man.With the help of a person,a computer can draw pictures,write music,talk with people,play chess,recognize voices,translate languages,and so on.Perhaps computers will one day really think and feel.Do you think that people will be afraid when they find that the computer is too clever to listen to and serve the people?
61.Engineers have worked on computers for ______.
A.about a hundred years B.more than twenty five years
C.over three months D.about ten years
62.Some people t

提问时间：2020-06-13

答案

61.B
62.A
63.A
64.D
65.C