单项选择题

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 a scientific management approach

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单项选择题

According to the passage ,what was badly needed to improve industrial efficiency

A．Great breakthroughs.
B．Unlimited purchasing power.
C．Science and competition.
D．International competition.

单项选择题

When he died in 1905 ,Taylor______.

A．purchased a steel mill
B．sold a steel mill
C．started to protect environment
D．left a huge school of followers