A-A+
It can be learnt from the text that ______.A．s
问题详情
It can be learnt from the text that ______.
A．scientists have found a way to get rid of the viruses
B．four countries suffered form. computer viruses last year
C．the Jerusalem Viruses may be a great harm to health
D．these viruses cannot stay in computers for a long time请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：需要纵观全文。从文章最后一段Among the countries that suffered computer viruses last year are Britain, Australia, Switzerland and the U.S. 可以看出B项正确，其他选项与文章内容相悖。
