Choose the correct form to complete the sentences.
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.