install express in Ubuntu and new nodejs project in webstorm

1.I have installed the nodejs includes the npm. 2.I try to install express. 1) npm install -g express-generator failed always waiting...., I think it is not the network problem 2) sudo apt install node-express-generator successed express -V 4.0.0 3.I try to create the nodeJs project in webstorm, but can't get the express-generator version. My webstorm version is 2017.1.3 enter image description here

via Joy