Need a little more practice with that irregular preterit ?
Try these exercises that should help.
2 Warm-ups or worksheets using the verbs : decir, estar, poder, poner, querer, saber, traer, venir, etc in Preterit.
1 ) Worksheet 1 - 10 Questions with the irregular preterit
2 ) Worksheet 2 - 10 Rewrite the sentence choosing the correct verb and
3) an answer key