Present Perfect Simple or Present Perfect Continuous?

Sorry we are late. How long _______________ (you / wait)?

• have you waited

• have you been waiting

• have you waited

I ____________ (know) Peter for a long time.

• have been knowing

• have knowing

• have known

My friends _____________ (run) for two hours already.

• have been runing

• have run

• have been running

I ____________ (never / understand) Maths and Physics.

• have never understood

• have never understand

• never have understood

The children are tired because they ___________ (play) all day.

• have played

• have been played

• have been playing

_______________ (you / ever / see) Altamira Cave?

• have you ever saw

• have you ever seen

• have ever you seen

How long ________________ (he / learn) English?

• has he been learning

• has he learned

• has he been learnt

I ____________ (just / speak) to my cousins.

• have just spoke

• have jut been speaking

• have just spoken

I’m sorry. Monica is not here.. She _____________ (go) out.

• has been going

• has gone

• has been gone

We’re really tired because we ______________ (train) for the marathon since eight o’clock.

• have been training

• have trained

• have training