单项选择题

The old couple has been living an _________ life. They have saved up a large sum of money.

A．economy
B．economic
C．economics
D．economical
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单项选择题
A _________ of her first novel appear in the New Yorker yesterday.
A．survey
B．inspection
C．definition
D．review
单项选择题
The bridge was named _________ the hero who gave his life for the cause of the people.
A．after
B．with
C．-by
D．from
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