单项选择题


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

A．Formation of raindrops in the air.
B．Formation of vapor water in the air.
C．Development of air pollution.
D．Increase of raindrops.
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单项选择题
A．The Library needs more books and paintings.B．The Library’s running costs are going down.C．It is impossible to grow grass and trees in the heart of New York.D．There are many precious books of historical value in the Public Library.
A．The Library needs more books and paintings.
B．The Library’s running costs are going down.
C．It is impossible to grow grass and trees in the heart of New York.
D．There are many precious books of historical value in the Public Library.
单项选择题
A．It is based on the Federal government.B．It is based on individual school.C．It is based on respective states.D．It is based on local communities.
A．It is based on the Federal government.
B．It is based on individual school.
C．It is based on respective states.
D．It is based on local communities.
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