The ______ in E-mail messages has affected almost every computer around the world and has caused the damage of up to US$1 billio

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问题 The ______ in E-mail messages has affected almost every computer around the world and has caused the damage of up to US$1 billion in North America.

选项 A、illness
B、virus
C、weakness
D、attachment

答案B

解析 译文的含义是:电子邮件消息中的(  )已经感染了全世界的几乎每一台计算机,在北美,所造成的损失达10亿美元。选项A、B、C、D的含义分别是疾病、病毒、弱点、附件。选项B符合题意,为所选。
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