单项选择题

"Sound", as defined by the psychologist,______.

A．can be measured in the same way that "noise" is measured
B．may be extremely harmful to health
C．is not at all different from "noise"
D．can be measured by machines
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单项选择题
The passage gives the example of the French Revolution to show that______.
A．the Declaration of Independence maintains people's rights to supervise the government
B．the Declaration of Independence maintains the equality for all men
C．French people and the U.S. are closely related
D．the French Revolution had a strong influence on many Latin American Movements
单项选择题
What is the main idea of the passage
A．The Declaration of Independence and the French Revolution.
B．The Declaration of Independence's influence on other countries.
C．The Application of the Declaration of Independence by different people.
D．The different purposes of the Declaration of Independence intended by its authors.
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