Ituses present tenses to indicate something is happening at the moment. But, it also uses past participles, which shift events to a time frame that has passed. We call it the present perfect tense because it uses present verb tenses, specifically "has" or "have," depending on the noun/subject, followed by a past participle.WhatIs the Present Perfect Tense? The present perfect tense is an English verb tense used to describe an action that began in the past (despite being a present tense). For example: John has taken Sarah's advice. They have fixed the fence. The present perfect tense is formed liked this: aNnW0sf.