单项选择题

Questions 14 -17 are based on the following dialogue. Who are the two speakers in the conversation

A．A student and a professor,
B．A physicist and a biologist.
C．Two students.
D．Two professors.
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单项选择题
Where is the library
A．It is the big white building.
B．It is next to their building.
C．It is in the school.
D．It is very far from their home.
单项选择题
What kind of transport does her husband prefer to take
A．By ship.
B．By bus.
C．By train.
D．By air.
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