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单项选择题

The increased use of computers in business has been ______ by a costly increase in computer crime.

A．accompanied
B．disappointed
C．matched
D．witnessed

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热门试题

单项选择题Schools were created ______ to prepare children for socialization.

A．in the part
B．on the part
C．in part
D．as a part

单项选择题One hundred online courses make a Harvard education ______ worldwide.

A．valuable
B．allowable
C．accessible
D．knowledgeable