单项选择题

The price of seafood used to be much lower than now, ______

A．wasn't there
B．wasn't it
C．doesn't it
D．didn't it
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单项选择题
This model is ______ to all the others on the market.
A．super
B．superior
C．beneficial
D．advantageous
单项选择题
The young man considered it ______ honor to receive ______ Oscar Award for the best supporting actor.
A．a; the
B．an; /
C．an; an
D．an; the
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