单项选择题
A./bin B./lib C./usr D./etc
A.at apr 3 2PM command.file B.at 2PM 3 apr command.file C.at 2PM apr 3 command.file D.at 3 apr 2PM command.file
A.du -a B.df -t C.du -s D.df -f
A.1000 Mbps B.10000 Mbps C.800 Mbps D.833 Mbps
微信扫一扫,加关注免费搜题
