"Was machst Du in deiner Freizeit?" translate as "What do you do in your spare time?"
What is your favourite hobby? - Was ist Dein/Ihr Lieblingshobby? What are your favourite hobbies? - Was sind Deine/Ihre Lieblingshobbies?
Wie ist dein Vater = How is your father
"ist das dein" basically means "is this yours"
Dein ist mein ganzes Herz was created in 1927.
Chevy corvette
where is your husband
Your birthday is on... = dein Geburtstag ist am...
That would be "Dein gesicht ist"
Was ist dein Vater vom Beruf = what is your father's profession Was ist dein Vater vom Beruf = what does your father do for a living
"Es ist Dein Jahr"
Your birthday is = Dein Geburtstag ist
It means what is your favourite subject.