Charles Babbage, an English academic, ______.
A.tried to use computers in production processes
B.first used computers in the area of cost accounting
C.was the father of modern computers
D.tried scientific approaches to calculate the costs
According to the passage, what is not mentioned about computers?
A.Computers can bring financial problems.
B.Computers can bring unemployment.
C.Computers can be very useful in families.
D.Computerized robots can take over some unpleasant jobs.
What can contribute to the unnecessary power consumption caused by computers?
A.screensavers B.phantom power
C.standby and sleep modes D.power-management tools
Which of the following statements about computers is true according to the passage?
A.Computers can beat any chess player in the world.
B.Computers can never be used to forecast weather.
C.Computers can be trained to understand some words spoken by a speaker.
D.Computers can be made to think as a teenager does.
A.how to use computers
B.what computers use
C.where computers can be used
D.how computers work
A.students gained a lot in their test scores by using computers
B.half of the students can use computers in public schools
C.the poor now are paying more attention to technology
D.every four students can have one computer for use
Computers can do 500,000 sums in one minute, faster and better than we can.
A.Y
B.N
C.NG
It can be inferred from the passage that the author would disapprove of ________.
A) investment in computers
B) the use of one’s internal computer
C) double-check on computers
D) complete dependence on computers for decision-making