This document discusses the present perfect tense in Dutch grammar. It explains that the present perfect tense is formed using "have/has" plus the past participle. It provides examples of regular and irregular past participles. It also explains some of the uses of the present perfect tense, including actions that began in the past but are still ongoing, actions with a clear result in the present, and actions that are recent but lack a specific time. The document concludes with an exercise asking the reader to fill in blanks with either the present perfect or past simple tense.