单项选择题


Passage One
Questions 26 to 28 are based on the passage you have just heard.

A．50 years.
B．100 years.
C．200 years.
D．300 years.
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单项选择题
A．As unusually good.B．As quite ordinary.C．As not very good.D．As unsatisfactory.
A．As unusually good.
B．As quite ordinary.
C．As not very good.
D．As unsatisfactory.
填空题
H
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