​Usage

​- express long actions that started in the past and continue until now:

e.g.: I have been living in Rome for almost 4 years now.

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-express recent actions that have clear evidence or results now​:

e.g.: Her eyes are red because she has been crying all evening.

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-shorter, more temporary situations:

e.g.: Have they been learning English this week?​

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-a repeated action in the recent past that has a result in the present:

e.g.:​ I have been travelling a lot recently. I am tired.

​Time expressions:

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​- recently, lately, for, since, how long, all day/morning/week

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!!!! Emphasis on the duration/repetition !!!!!!​

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