单项选择题

Up to now, the author's word processor and email program are not attacked because _________.

A．they are worth nothing
B．the hackers have no interest in them
C．the hackers don't have enough time
D．the hackers are chased by the police
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单项选择题
The awarding of lands as _________ to the nobleman led to the weakening of the central government.
A．domains
B．donations
C．notations
D．congratulations
单项选择题
Technology has _________ the sharing of information and the storage and delivery of information, thus making more information available to more people.
A．formulated
B．furnished
C．functioned
D．facilitated
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