Here are examples of sentences in the present perfect continuous tense:
1. Positive Sentences
I have been studying English for two hours.
She has been working at the same company since 2015.
They have been playing football all afternoon.
We have been waiting for the bus for 30 minutes.
He has been exercising regularly to stay fit.
2. Negative Sentences
I have not (haven’t) been feeling well lately.
She has not (hasn’t) been attending her classes.
They have not (haven’t) been practicing for the match.
We have not (haven’t) been sleeping well due to the noise.
He has not (hasn’t) been cleaning his room.
3. Questions
Have you been studying all morning?
Has she been working on the project?
Have they been traveling around Europe?
Has he been playing video games for hours?
Have we been doing the right thing?
4. Uses
Actions continuing up to now: She has been writing emails since this morning.
Recently finished actions with visible effects: His clothes are wet because he has been running.
To emphasize the duration of an activity: We have been learning Spanish for six months.