单项选择题

The word "niches" in this context in paragraph 2 means ______.

A．proper positions
B．various parts
C．holy recesses
D．small stores

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单项选择题

Which is true about mass production according to the author

A．It promotes further development in manufacturing systems
B．It defines the Second Wave economy and will last
C．It involves intensive information, automation, and customization
D．It is becoming dated for the present economy

单项选择题

What does the writer actually say about pronouncing foreign languages

A．Only a few people are really proficient.
B．No one is really an expert in the skill.
C．There aren't many people who are even fairly good.
D．There are even some people who are moderately proficient.

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