错误提示：
E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable)
E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
解决方案：
1、搜索monitor
2、结束aptd这个进程
安装selenium：
http://www.51testing.com/html/02/n-3720402.html