A（ ）infected computer may lose its datA.A.fileB.data baseC.virusD.program
A（ ）infected computer may lose its datA.
A.file
B.data base
C.virus
D.program
B.data base
C.virus
D.program
参考解析
解析：感染病毒的计算机可能使数据丢失。
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