YOU SAID:
I am a doggie since my 11 birthday
INTO JAPANESE
私は11歳の誕生日からわんわんです
BACK INTO ENGLISH
I'm doggie since my 11th birthday
INTO JAPANESE
私は11歳の誕生日からわんわんです
BACK INTO ENGLISH
I'm doggie since my 11th birthday
You've done this before, haven't you.