单项选择题

A．The salinity of the ocean.
B．Pollutants found at sea.
C．The composition of coral reefs.
D．The weather patterns of coastal areas.
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单项选择题
A．The apartment is too far from the campus.B．The apartment needs a lot of repair work.C．She’s having trouble with the owner of the apartment.D．Her roommate won’t share expenses.
A．The apartment is too far from the campus.
B．The apartment needs a lot of repair work.
C．She’s having trouble with the owner of the apartment.
D．Her roommate won’t share expenses.
单项选择题
A．A chemistry assignment.B．A study that their chemistry professor did.C．A class that the woman is taking.D．A job possibility.
A．A chemistry assignment.
B．A study that their chemistry professor did.
C．A class that the woman is taking.
D．A job possibility.
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