计算机病毒按照病毒程序的寄生方式和对系统的侵入方式，分为系统

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问题单项选择题

计算机病毒按照病毒程序的寄生方式和对系统的侵入方式，分为系统引导型病毒、文件外壳型病毒、目录型病毒和( )。

A．宏病毒

B．CIH病毒

C．D2病毒

D．大麻病毒

答案

参考答案：A

选择题

_____ the stress and pressure from her job, she bore the burden of caring for her sick mother. [ ]

A. As well as

B. As long as

C. As far as

D. As soon as

填空题

The traditional linguistics was started by the______in the______century B. C.