Answer :
A grammar rule you could use to conjugate a verb in the regular preterite tense is removing its infinitive ending and adding an appropriate ending.
What is a verb?
A verb is one of the parts of speech in English language and it refers to any word that describes an action, occurrence, or a state of existence.
In stem changing -ir verbs, all the change is always effected in the last vowel of the stem while stem changing -ar and -er verbs in the present subjunctive applies to all forms of the verb.
In conclusion, you could conjugate a verb in the regular preterite tense by removing its infinitive ending while adding an appropriate ending.
Read more on verbs here: https://brainly.com/question/21336608
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