There are so many viruses on the Internet. If ______ accidentally, the viruses may make your computer break down.
A.downloading | B.to be downloaded |
C.downloaded | D.being downloaded |
相关知识点
推荐套卷
There are so many viruses on the Internet. If ______ accidentally, the viruses may make your computer break down.
A.downloading | B.to be downloaded |
C.downloaded | D.being downloaded |