单项选择题

A．A discussion of air pollution.
B．Predictions of fuel surpluses.
C．Slides of recently discovered fossils.
D．A description of urban transportation patterns.
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单项选择题
A．She suggested a way out of the difficulty for the man.B．She took the man to where he wanted to go.C．She came a long way to meet the man.D．She promised to help the man.
A．She suggested a way out of the difficulty for the man.
B．She took the man to where he wanted to go.
C．She came a long way to meet the man.
D．She promised to help the man.
填空题
presumes
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