单项选择题

The purpose of a ______ is to cut down imports in order to protect domestic industry and workers from foreign competition.

A．tax
B．toll
C．fee
D．tariff
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单项选择题
As a result of careless washing the jacket ______ to a child's raze.
A．compressed
B．shrank
C．dropped
D．decreased
单项选择题
A ______ to this problem is expected to be found before long.
A．result
B．response
C．settlement
D．solution
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