公共英语考试

【单选题】 The most serious damage caused by the viruses is that ______.
A．the computer's functions are lowered
B．the normal programs are damaged
C．all the information stored in the computer is gone
D．the computer infected by the viruses can't be used any longer

网考网参考答案：C
网考网解析：
[解析] 推理判断题。在第二段最后一句话When the time comes they will attack the computers by lowering the functions，damaging their normal programs or even getting rid of all the information中，由“even'’这个关键词可判断出消除掉所有信息是电脑病毒造成的最严重的危害。 查看试题解析出处>>