1- Mes parents ? Oui je les ai vus (les = pronoun 3rd person plural) My parents? Yes I've seen them = 3rd person plural
2- Mon Père ne nous fait pas confiance my father doesn't trust us subject + beginning of the negative "ne" + pronoun "nous" + verb + end of the negative "pas" the pronoun "us = nous) has to be before the verb
3- Ou ne t' écoute pas = or doesn't listen to you (subject = he or she /il ou elle) after a noun (verb, adjective ..beginning by a vowel , it has to be t' or m' or l' But nothing with a vowel at the end...
4- Nous ? Nous n'avons pas de travail . Us? We don't have any jobs the pronoun refers to the subject
5- Eux ? Ce sont mes parents. Them ? they are my parents the pronouns refers to the following "parents" they = my parents = them ce sont = they are . // mes parents are "eux" (them)
I just tried to explain.......not sure it's very clear !!!