If you want to practice only irregular tenses you can click on the checkbox and mark this feature before starting the verb exercises.
Ivo, Rotterdam, Netherland: 'We have discovered Vocabulix about five months ago. Today, our entire family is using it, as well as friends. Muchas Gracias.'
Apu Inty Spanish School - Learn Spanish while enjoying Ecuador. Academia de Español Guatemala (2). ICA Language School - Since 1976.