[Grammar] Present Perfect Continuous

[Will17]

Hello!

Which is correct?:

-Ive been waiting long enough. (I think this one is not correct but I can't really say why!).

-I've waited long enough.


-He's been learning how to play the guitar since he was 12.

-He's learnt how to play the guitar since he was 12. (I like this one better!)

-He's been playing the guitar since he was 12.

-He's played the guitar since he was 12. (I like this one better!)

What do you think?

Thanks a lot.
W

 

[Rover_KE]

They're all correct, though the ones you 'like better' are the least natural or colloquial and should be avoided.

Rover