单项选择题

What does the speaker say about the ocean’s level of saltiness

A．It is measured annually.
B．It is highest at the ocean’s surface.
C．It is increased over time.
D．it is decreased over time.
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单项选择题
Why is Paula unhappy
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
How does the man usually spend Thanksgiving
A．Going out with some of his friends.
B．Holding a big party in his house.
C．Staying at home with his wife.
D．He joins his family who get together.
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