单项选择题

Passage Three Questions 22 to 25 are based on the passage you have just heard.

A．It can change into acids causing damage to their outer covering.
B．It greatly reduces their resistance to the attacks of bacteria.
C．It makes their nerves and blood vessels more sensitive to acid food.
D．It combines with food particles to form a film on their surface.

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单项选择题

What does the woman think the women's liberation movement should do（）

A．She decided to get married in three years.
B．Her mother objected to Eric’s flying lessons.
C．She insisted that Eric pursue graduate studies.
D．Her father said she could marry Eric right away.

单项选择题

A．The achievements of the Trickle Up Program.B．A new worldwide economic revolution.C．Different forms of assistance to the needy.D．The life of poor people in developing countries.

A．The achievements of the Trickle Up Program.
B．A new worldwide economic revolution.
C．Different forms of assistance to the needy.
D．The life of poor people in developing countries.