presnt perfect or present perfect continuous hi , i have some sentence i hope to find explications answar me quation "why we use the presnt perfect or present perfect continuous ?? " 1. Tom's has got an important job to finish by the end of the month. He (stay) at work until after 10 o'clock three days this week already. 2. Marie has been in Stockholm for a few weeks now. She (stay) with her friend Inga while she's there. 3. I (see) a physiotherapist for a couple of years- ever since I broke my wrist. 4. We reached the top of hill as the sun began to disappear beneath the horizon. It was one of the most spectacular sunsets I (see) in my whole life. 5. A) where have you been all day? B) I (finish) my homework. 6. A) you are looking pleased with yourself. B) Yes, (finish) my last exam and I'm going on holiday tomorrow. 7. A) Do you fancy a game of squash this week end?B) No thanks. I (play) a couple of times before, but I just can't get the hang of it.