Wybierz odpowiednią formę czasownika.

1. Is your brother OK? He's worked / been working in his room for three hours!

2. We've met / been meeting some friendly people at our new school.

3. Have you seen / been seeing that film that everyone's talking about yet?

4. How long has Eva had / been having drumming lessons?

5. I need to stay in tonight. I haven't finished / been finishing my homework yet.