单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．He can’t explain some concepts of engineering.
B．He regularly gives talks to high school students.
C．He doesn’t want the woman to postpone the talk.
D．He hasn’t finished preparing for his presentation.
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单项选择题
This passage suggests that a well-organized family is a family whose members ______.
A．often help each other with true love and affection
B．are not psychologically withdrawn from one another
C．never quarrel with each other even when they disagree
D．exposed to the same new ideas introduced by books, radios, and TV sets
单项选择题
Intermarriage and different occupations play an important role in family disorganization because ______.
A．they enable the children to travel around without their parents
B．they allow one to find a good job and improve one's social status
C．they permit one to come into contact with different ways of behavior and thinking
D．they enable the children to better understand the ways of behavior of their parents
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