3. To Analyze You Actions
Dogs have been domesticated by humans for thousands of years, and their intelligence has reached the level of intelligence of 4-5 years old kids. They just cannot speak. Dogs can understand the general meaning of human sounds, short words and long training commands.
4. To Play and Please You
Clever dogs, in addition to play eat and sleep, they will please and play with you. When the dog see you watching him, it will make all kinds of actions, tilting the head,begging and as long as you like, it’ll do. You’ll be very happy to see this and give hime some snacks and play with him. Over time, when the dog see you or want to play with you, he will come to you and doing such actions.
source : http://www.cuteanimalshare.com/