I'm an actor.
2) I don't have to do hoemwork.
3) I have to listen to the director. ( Если речь идёт об актёре театра ).
4) I have to act.
Steve is a student.
5) He has to do his homework.
6) He doesn't have to go to school at the weekend. His lessons are from Monday to Friday.
7) He doesn't have to teach the class.
8) He has to listen to the teacher.
Dan and Julie are parents.
9) They have to look after their children.
10) They don't have to do what their children tell them.
11) They don't have to watch TV every day. ( Странное предложение, как и десятое ).
12) They have to buy food for their family.