Word/Phrase: he was 10 years old
Translation: tenía 10 años
Pronunciation: teˈni.a ˈd͡ʒen ˈaɲos
He was 10 years old - Tenía 10 años
He was a child - Era un niño
He was happy - Estaba feliz
He was my friend - Era mi amigo
He was in school - Estaba en la escuela