Present perfect for recent events:
The present perfect connects the past to the present moment. It is used to express an effect on the present moment. The time expressions 'just', 'yet' and 'already' are often used to express this relationship to the present moment in time.
The stakeholder has already read the portfolio.
We've just started using the decision tree tool.
The watchdog agency has been awarded the Civic Achievement Award twice.
Place 'already' directly before the past participle. 'Already' is used in positive sentences.
Subject + have + already + past participle + (object(s))
Peter has already completed the decision making process report.
Place 'yet' at the end of a negative sentence or question.
Subject + have + not + past participle + (object(s)) + yet
She hasn't finished the report on stereotyping in the workplace yet.
Have + subject + past participle + (object(s)) + yet?
Have they achieved the desired outcome yet?
Place 'just' directly before the participle form to express that something has occurred recently. 'Just' is used in positive sentences.
Subject + have + just + past participle + (object(s))
He's just revised what's considered standard lobbying techniques.