Help me please.Choose the correct alternative.1. Stop singing that song. You

Help me please.
Choose the correct alternative.
1. Stop singing that song. You have sung/been singing it all afternoon.
2.Thats it. I have done/been doing all my homework.
3.Its terrible! Max has had/been having an accident.
4.Shes looked/been looking for her keys all day, but she still hasnt found them.
5.Why are you dirty? What have you done/been doing.
6.That actor has made/beenmaking twenty films.
7.My eyes hurt. I have worked/been working on the computer all day.
8.You have played/been playing computer games since ten oclock this morning. Its time to switch off!
Напишите пожалуйста, и если не тяжело, объясните по какому принципу это всё работает