单项选择题

It is a myth that the law permits the Food and Drug Administration to ignore requirements for ______ drugs while brand-name drugs still must meet these rigid tests.

A．specific
B．generic
C．intricate
D．acrid
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单项选择题
From Christianity and the barbarian kingdoms of the west emerged the medieval version of politics ______ in turn evolved the politics of our modern world.
A．of which
B．from which
C．on which
D．by which
单项选择题
The appeal to the senses known as ______ is especially common in poetry.
A．imaginative
B．imaginable
C．ingenious
D．imagery
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