高等继续教育 / 计算机专业英语
正确率：100%
题型描述: 多选题
Some viruses, with no attack phase, often damage the programs or disks they infect because they ( ).
A.contain poor quality code
B.steal storage
C.have bugs in them
D.show messages on your screen
Some viruses, with no attack phase, often damage the programs or disks they infect because they ( ).
A.contain poor quality code
B.steal storage
C.have bugs in them
D.show messages on your screen
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