下面那一项不是计算机病毒的特征。
A. 破坏性
B. 潜伏性
C. 传染性
D. 变异性
下面哪一项不属于针对计算机病毒的防护手段.
A. 升级系统补丁
B. 安装杀毒软件
C. 定期重装系统
D. 定期备份重要数据
The truth is I was arrested for failure to pay parking tickets.
A. seized by the power of the law
B. brought to an end
C. caught and fixed
D. taken
We appreciate that, but wear one tomorrow though, OK?
A. recognize and enjoy the good qualities
B. understand fully
C. are thankful or grateful for
D. like
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