1.bought
2,made
3,drunk
4,parked
5,made

1.My phone was ''bought'' by my mother ( buy)      
2.The ring isn’t ''made'' of diamond ( make )
3.The milk was ''drunk''  by one of my cats ( drink)
4.Your car was ''parked'' next to hers ( park )
5.This is cake ''made'' by Jane ( make)