We use the Present Perfect to express emphasis on number. actions expressing anger, irritation, annoyance, explanation or criticism. actions happening at or around the moment of speaking. past actions of certain duration having visible results or effects in the present. changing or developing situations.

Задание

We use the Present Perfect to express

emphasis on number.
actions expressing anger, irritation, annoyance, explanation or criticism.
actions happening at or around the moment of speaking.
past actions of certain duration having visible results or effects in the present.
changing or developing situations.