Como se llaman tus abuelos literally means how do you call your grandparents.
Or, in correct English, what are the names of your grandparents.
how are the girls -- How are they (all boys or a mixture of girls and boys)?
The question must be:A: ¿DÓNDE VIVEN TUS ABUELOS?B: En Puebla.DONDE VIVEN TUS ABUELOS, is not a question, it's an affirmation.
"Como se llaman tus hermanas" means "What are your sisters' names?" in English.
"¿Cómo se llaman tus amigos?" means "What are your friends' names?" in English.
What are your cousins' names?
¿De dónde son tus abuelos?
Son = You (formal, plural)/they are
¿Cómo se llaman tus padres?
where are your grandparents from
This asks, "What do your parents call themselves" or "What are your parent's names" so you would say "They are named Bob and Susie" or whatever their names are. In Spanish this would be: "Se llaman Bob y Susie" or "Mis padres se llaman Bob y Susie." The subject tends to be optional in Spanish, especially when the listener already knows who you are talking about.
Como son tus padres
Como te sientes?