In the irrregular forms there often a change in the stem vowel: hold,held,held; dream, dreamt, dreamt. Go to: weak verbs in '-d' and weak verbs formed with -t. There is one verb that is irregular and ...

The irregular imperfect verb stems can be found in a dictionary or on an irregular verb list. For example ... the first and third person singular forms - 'I' and 'he/she/it' - don’t need ...

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