单项选择题

A．Training.
B．Typing.
C．Computer skills.
D．Word-processing.
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单项选择题
A．Jobs on Wall Street.B．How schools are changing to reflect the economy.C．Types of graduate degrees.D．Changes in enrollment for MBA schools.
A．Jobs on Wall Street.
B．How schools are changing to reflect the economy.
C．Types of graduate degrees.
D．Changes in enrollment for MBA schools.
填空题
The main advantage of the video phone over E-mail and the telephone is ______.
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