单项选择题

According to the passage, many people initially thought that E. L. Drake had made a mistake by ______.

A．moving Pennsylvania
B．retiring from his job
C．searching for oil
D．going on a whaling expedition
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单项选择题
It is true that ______.
A．everyone is interested in scientific findings
B．the average man often uses in his own vocabulary what was once technical language not meant for him
C．an educated person would be expected to know most technical terms
D．various professions and occupations often interchange their dialects and jargons
单项选择题
In recent years, there has been a marked increase in the number of technical terms in the terminology of ______.
A．fishery
B．farming
C．government
D．sports
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