单项选择题

What type of scientific discoveries does the woman mainly talk about

A．Archaeological.
B．Biological.
C．Meteorological.
D．Sociological.
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单项选择题
What would the man like to do someday
A．Solve a mystery.
B．See the canyon.
C．Find some driftwood.
D．Take some photographs.
单项选择题
Where has the woman been
A．To Colorado.
B．To Arizona.
C．To the Nile River.
D．To the Museum of Natural History.
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