I’m am passing the summer in alajuela, it is a place very fun
It would be; Buenas tardes, Maestra!
Which in English it means; Good afternoon, Teacher!
Hope that helps too :D
¿Donde esta mi hermana? - where is my sister
¿Donde esta tu mama? - where is your mother
¿Estas contenta? - Are you happy?
¿Estan enfermos? - Are they sick?
¿Donde esta mi telefono? - Where is my phone?
Estan.
It is the ellos/ellas/uds. form of estar.
The answers are libros and la radio. (in that order)