单项选择题

Special words used in technical discussion ______.

A．never last long
B．should be confined to scientific fields
C．may become part of common speech
D．are considered artificial language speech
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单项选择题
The author' s main purpose in the passage is to ______.
A．describe a phenomenon
B．propose a solution
C．be entertaining
D．argue a belief
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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