1- Fernand est le mari d'Alice (F. is Alice's husband)
2- Daniel et Sonia sont les cousins de Louis (D etS are Louis's cousins) (In French , Masculine gets over Feminine for Plurals = des cousins = masculine plural or M+F plural dess cousines = feminine plural)
3- Alice et Gloria sont les filles d'anne et Paul. (A and G are A and P's daughters .
grand-mère = grandmother grand-père = grandfather demi-frère = half brother or stepbrother (not sure if there's any difference in English ...) père = father mère = mother tante = aunt oncle = uncle sœur = sister frère = brother cousin(e) = cousin belle-mère = stepmother , or, mother-in-law beau-père = stepfather or father-in-law belle-fille = daughter-in- law gendre = son-in-law petites-filles = grand-daughters petits-fils = grandsons nièce = niece neveu(x) = nephew(s)
stepmother or stepfather are after a remarriage, when becoming second spouse, or second husband. Mother-in-law and father-in-law are mother or father of your husband or wife...