单项选择题

Unsought goods ______.

A．have to be new
B．have to be standardized
C．have to be promoted
D．have to be sent to consumers' homes
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单项选择题
A word processor can be looked on as satisfying a need rather than a want if ______.
A．it is used at home to do paper work
B．it is used by a writer to type a novel
C．it becomes the only means to an end
D．a writer does not want to use it
单项选择题
The horror stories are based on ______.
A．Gothic fiction
B．tales of evil
C．love story
D．both A and B
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