网址
面试题:https://www.cnblogs.com/91weige/p/8542734.html
https://download.csdn.net/download/konglingkang/596959
EF(linq): http://www.docin.com/p-870200270.html
C#:https://en.wikipedia.org/wiki/C_Sharp_syntax
MVC:https://blog.csdn.net/passport768594/article/details/21336467