include 是动词原形
例如:this book includes three chapters.
included是include的ed形式,
例如:the policemen putting three men into prison,your brother was included.
including是include的ing形式,有时可以当作一个介词来用.
例如:the policemen put three men into prison,including your brother.
eg.The price includes the service charge.这价格包括服务费。
The price is 500 Yuan, service charge included.
(除了500元的费用,服务费另算!)
The price, including service charge, is 500 Yuan totally.
(价格和服务费总共加起来是500元)
Have you got it?