单项选择题

People attribute their longer working hours to ________.

A．the invention of fax
B．videoconferencing
C．the development of technology
D．the application of Email
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单项选择题
Nowadays people work hard because ________.
A．they want to get ahead
B．they don't want to get sacked
C．they enjoy working so much
D．they believe work is virtuous
单项选择题
The word interminable (Line 5, Para. 4) probably means ________.
A．intermittent
B．short
C．limited
D．endless
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