问题
单项选择题
A computer virus is a computer program that is created to make and spread (71) of itself.
A．programs
B．virus
C．copies
D．files
答案
参考答案：C
解析：[分析] 计算机病毒是一类计算机程序能够自我复制和传播。
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A computer virus is a computer program that is created to make and spread (71) of itself.
A．programs
B．virus
C．copies
D．files
参考答案：C
解析：[分析] 计算机病毒是一类计算机程序能够自我复制和传播。