There are variations in the way verbs form the past tense. They can be looked at in the following way: ...

To form the perfect tense, you need the correct person of the verb haber (to have) plus the past participle. The past participle is a word that often ends in ‘-ed’ in English like ‘played ...

If you choose ring as your model verb, and then bring as your input verb, bring will conjugate the way that ring normally does. (You will get bring brang brung as your output.) Look carefully at ...