Usage Rules for Present Perfect Tense - ArgoPrep
argoprep.com › blog › k8The English language is made up of various verb tenses, which include the Present Perfect Tense. The Present Perfect demonstrates an action that has taken place once (or many times) before now. Here is the basic formula for present perfect: has/have + past participle. When using present perfect in a: Statement: has/have + past participle.