单项选择题

Why is it that the global telegraph network was truly revolutionary

A．It has changed the way we do business and communicate.
B．It makes virtual communities possible.
C．It makes real-time global news service available.
D．It makes world peace.

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热门试题

单项选择题

The Associated Press and Reuters came into being thanks to ______.

A．the development of global telegraph network
B．the popularity of the Internet
C．the breakup of provincialism
D．the well connected radio and TV system

单项选择题

What does the gem of late 20th century technology refer to

A．The telegraph.
B．Information theory.
C．Materials technology.
D．The Internet.