There are so many viruses on the Internet. If accidentally, the viruses may make
your puter break down.[来源:Z*xx*k.Com]
A. downloading
B. to be downloaded
C. downloaded
D. being downloaded
网友回答
A. downloading
B. to be downloaded
(答案→)C. downloaded
D. being downloaded
解析：可联系答.案.网客服索取。