Nous apprenons à l'école :) Sinon voici une aide précieuse pour la conjugaison des verbes: http://leconjugueur.lefigaro.fr/ ;)

Well, I'm pretty sure you know this already but there are 3 different groups for verbs in french as well as a lot of irregular verbs. But as bear234 said I think practice is the "only" ? way to do it.

practice, practice, practice........repeat, repeat and repeat.