单项选择题

In this text the extraordinary evolution refers to______.

A．the appearance of the smaller, low-cost and powerful computers.
B．the interrelated telephone wires, optic fibers, undersea cables, microwave links.
C．the popularity of TV channels and satellite communication.
D．the fast development of computer and communication technology.

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单项选择题

Full digital convergence depends on_______.

A．whether more people have access to PCs.
B．the provision of more interfaces to the Internet.
C．the improvement of the technology of virtual reality.
D．whether the users will accept the new technology or not.

单项选择题

According to this text the Internet_________.

A．develops with the advance of computer technology.
B．combines computer technology and communication technology.
C．brings great changes to today's media.
D．will give way to digital convergence.