sont / suis enfant unique means "are / is an only child" in French.
Les enfants sont contents - the children are happy.
elles sont mean they (feminine) are
(elles) sont d'où : where (do they come) from?
there are
it means are.
You can say "Ils sont sérieux" in French to mean "they are serious."
ils sont = they are Note: "ils" is masculine of 'they"; "elles" is the feminine of "they".
'sont' is the third person plural for the verb "être", 'to be'. Ils sont, elles sont mean 'they are' (masculine then feminine version)
ils sont moyens
They (meaning a group of GIRLS) are intelligent.
If you mean painted pictures : vos tableaux sont fantastiquesif you mean photograpies : vos photos sont --"--if you mean computer imagery : vos graphismes sont --"--
It means "Are you well?"