We use the Present Continuous for things happening at or around the time of speaking things in general things that happen repeatedly We use the Present Simple for planned actions in the future things happening at or around the time of speaking things that happen repeatedly We use the Present Perfect for planned actions in the past events from the past until now things happening at the time of speaking We use the Present Simple for actions which are already done planned actions in the future fixed arrangements and scheduled events We use the Present Perfect for passed actions with results now regularly actions planned actions We use the Present Perfect Continuous for unfinished actions started in the past and continue up till now regularly actions passed actions with results now