Question

The following sentence uses which principal part of the verb? He went to the birthday party but forgot his present. present past participle present participle past

Answer 1

In this sentence the verbs are in past tense.

A verb is understood as a word that is the grammatical center of a predicate and expresses an act, occurrence, or mode of being, that in several languages, it has to have agreement with the subject. A verb typically has  full descriptive meaning and characterizing quality. Sometimes verbs are used as an auxiliary or linking verb.

The simple past is a verb tense that is used to refer to actions that happened or existed before now.

Answer 2

Past particle, since it's using the word "went"