单项选择题

Passage 1 Questions 25 to 27 are based on the passage you have just heard.

A．It tries to categorize the different kinds of sharks throughout the world.
B．It tries to warn humans of the dangers posed by sharks.
C．It tries to describe the characteristics of shark teeth.
D．It tries to clear up misconceptions about sharks.
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单项选择题
A．The woman always talks to other men.B．The woman wouldn’t find the restaurant.C．The woman started a conversation with a stranger.D．The woman finished talking to the men.
A．The woman always talks to other men.
B．The woman wouldn’t find the restaurant.
C．The woman started a conversation with a stranger.
D．The woman finished talking to the men.
单项选择题
What is the main subject of the conversation
A．The man’s last appointment.
B．Professor Irwin’s office hours.
C．Student advisement during registration.
D．The man’s health problems.
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