Personal pronouns can be subject :I -you - he -she -we- they - it
and can be object:me- you - him -her- us - them -it-
I me " He sent me some flowers "
You you "I will visit you next weekend"
he him " I bought him a new watch"
she her " They invited her to the party"
we us " The teacher gave us a new lesson "
they them " He will buy them a new house"
it it " he mended it quickly"
my + noun " my book" mine "at the end of the sentence -without a noun "
Your "your book" yours " this book is yours".
I will post my blog - The featured blog is mine . :)