单项选择题

This passage is primarily concerned with ______.

A．a new language
B．technical terminology
C．various occupations and professions
D．scientific undertakings
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单项选择题
Special words used in technical discussion ______.
A．should be confined to scientific fields
B．should resemble mathematical formulae
C．are considered artificial speech
D．may become part of common speech
单项选择题
The passage is mainly about ______.
A．the history of the wildlife conservation movement
B．the preservation of wildlife through laws
C．wildlife management as a new approach
D．protection and improvement of the habitat of animals
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