How do you say hi I am doing very well in french

Fill-in the blank with the correct form of the verb: tu la musique de ton frère dans ta chambre. entends entendent entend entendez

J’aurais besoin d’une idée pour une histoire, qui incorpore une allumette dans l’histoire. merci

Any french speakers? i need some . how would i say 'my oldest brother is very tall, interesting, and good at drawinng.' in french? would it be: mon (i don't know the french word for oldest) frère est très grand, intéressant, et bon à dessin. also, how would i say 'my dad is good at his work' in french?