Badd problem

[snoryda28]

today i was driving and then this loud clunk sound happened and i was like what is that then i went to give my car a little gas and this clunk noise got wiked loud my whole car would shake bad every time this clunk would happen like......CLUNK>CLUNK>CLUNK>CLUNK SHAKE SHAKE....so i had the car towed to my house now if i put it in drive it will not go anywherer just make that noise really loud and bad....and when the car is in park i can push it and it would roll down a hill....help please i have talked to my uncle and a couple friends they said cv shaft? does that sound right
THanks