The cat / SLEEP / for an hour. We should wake him up.
The cat has been sleeping for an hour. We should wake him up.
you / LISTEN / to me? (PPC)
Have you been listening to me?
I / EXPERIENCE/ some technical problems with my computer recently.
I have been experiencing some technical problems with my computer recently.
She / BUY / a new car.
She has bought a new car.
We /WAIT / for the bus for over half an hour. It's not coming!!
We have been waiting for the bus for over half an hour.
she / WATCH / the new movie? (PPS)
Has she watched the new movie?
we / MEET / before? (PPS)
Have we met before?
He/ LOSE/ his keys again.
He has lost his keys again.
She / STUDY / for the exam all day. She's still studying!!
She has been studying for the exam all day.
She /PRACTISE /yoga regularly for the past six months.
She has been practising yoga regularly for the past six months.
I / VISIT / Paris three times in my life.
I have visited Paris three times in my life.