usually using DHCP，but every time you start up your centos os,dhcp may distribute a different ip for your CENTOS!
First step：
vmware disable DHCP but allow NAT pattern
please be care for IP(G) as follow,
it will be used in configure script.
Second step:reboot your centos OS and modify some scripts to configure
cd /etc/sysconfig/network-scipts
modify ： vi ifcfg-ens33
Third step:restart your network service
service network restart
Fourth step ，check ip：
ip addr
you'll find the static ip setted during Second step appeared!!
so try to reboot your CENTOS to find whether the ip would be changed!
Fifth step:test cmd ping
ping baidu：
on your windows OS ping this static ip.
completely oj8k!
some concepts：
gate mask：网关路由器的ip
dns：address of dns server，dns server can translate your domain name into ip address
权威定义：1，是一个由分层的DNS服务器实现的分布式数据库
2，一个使得主机能够通查询分布式数据库的应用层协议
net mask：to help judge whether ip1 and ip2 are in the same network
ip address：every computer(device) has an unique id(like id-card number) during the same network