Spanish verbs always end in either “-ar,” “-er,” or “-ir.” And when they are good, they are very, very good, for they follow the rules and are easy to conjugate. But when they are bad, they are horrid ï¿½ and you just need to grit your teeth and memorize them. I found these sites to be quite helpful for both learning and practicing the conjugation of Spanish verbs. VÃ¡monos! Vamos al Internet.