NGrammar: Present Perfect Progressive     :

Singular:	Plural:
1. I have been playing	1. We have been playing
2. You have been playing	2. You have been playing
3. He has been playing, she has been playing, it has been playing	3. They have been playing

NPresent Perfect Simple vs. Progressive:

When to use the present perfect simple?	When to use the present perfect progressive?
An action in the past has a result now. We are interested in the action itself and in the result of the action, for new and recent information.	When we want to express how long an action has been going on (unfinished actions or recently/just stopped actions).
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