piere jean
Comment est ton cou (asking about your neck, or for a description of it), comment va ton cou (you had pains in the neck)
"Comment est ton école ?" means "how is your school?"
"How is your father?" is "comment va ton père ?" (in the sense you use for How are you?) or "comment est ton père ?" (what is he like?) in French.
'how is your brother' translates as "Comment est ton frère"
comment s'appelle ton père means 'how is your father called / what is your father's name' in French.
comment etait ton voyage
Comment VA ton bébé?
comment VA ton canard ?
comment était ton voyage?
comment est ton mari ?
comment va ton couple?
quel est ton nom (or) comment est-ce que tu t'appelles (or) comment t'appelles-tu