【单选题】Paragraph 2The fact that electronic computers are now used for data processing has led the general public to believe that it is a mysterious, complicated science and that the computers are giant brain...
A.
A computer is a high-speed adding machine.
B.
A computer is a mysterious giant brain.
C.
A computer is impressive because of its high speed.
【简答题】A.Two mechanical pilots will do the job. B.The giant jet will crash. C.The giant jet will be forced to land. D.The engines of the giant jet will stop working.