In somewhat similar fashion, computers promise to revolutionize the structure of American life, particularly as they free the human mind and open new possibilities in knowledge and communication. The industrial Revolution supplemented and replaced the muscles of humans and animals by mechanical methods. The computer extends this development to supplement and replace some aspects of the mind of human beings by electronic methods. It is the capacity of the computer for solving problems and making decisions that represents its greatest potential and that pees the greatest difficulties in predicting the impact on society.
31 . A spear or a robot has the quality of technology only when it_________.
A) is used both as a cultural and a physical object
B) serves different purposes equally well
C) is utilized by man
D) can be of use to both man and animal
32 . The examples of the Challenger and Chernobyl cited by the author serve to show that_________.
A) if not given close examination, technology could be used to destroy our world
B) technology is a human creation, so we are responsible for it
C) technology usually goes wrong, if not controlled by man
D) being a human creation, technology is liable to error
33 . According to the author, the introduction of the computer is a revolution mainly because __________.
A) the computer has revolutionized the workings of the human mind
B) the computer can do the tasks that could only be done by people before
C) it has helped to switch to an information technology
D) it has a great potential impact on society
34 . By using the phrase "the human quality of technology" , the author refers to. the fact that technology__________.
A) has a great impact on human life
B) has some characteristics of human nature
C) can replace some aspects of the human mind
