There is one verb that is irregular and weak in the past tense, but strong in the the non-progressive participle: do, did, done. A few verbs are strong in the past tense, but weak regular in the ...

Watch out! Some past participles are irregular. For example, He hecho mis deberes - I have done my homework. As you go around telling people what you’ve done, remember to keep the following rule ...

Irregular verbs don’t follow the usual pattern in the present tense. Some irregular present tense verbs only change in the ‘I’ form. Some of the most common verbs in Spanish are irregular verbs.