单项选择题

SECTION A CONVERSATIONS In this section you will hear three conversations. Each will be read only once. At the end of the conversation you will be given 10 seconds to choose the answer which is the closest in the meaning to the conversation you have just heard. Now listen to the conversations. Questions 1-4 are based on the following conversation. Why do dolphins attach each other head-to-head

A．They are making fun of each other.
B．They are doing exercise.
C．They are trying to damage the hearing system of their opponents.
D．They are gang raping.

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单项选择题

What does Betty say about making friends in a new place

A．It is easy because the people are friendly.
B．It is difficult because the people are not friendly.
C．It is difficult in spite of friendly people.
D．It is easy even when the people are not friendly.

单项选择题

Why does the man want to visit the zoo in the afternoon

A．The zoo will be closed the rest of the, week.
B．The zoo is free to visitors that day only.
C．There are unusual animals on display.
D．The zoo is very famous.