I m ma student in Iran I need your help to suggest me some good topics for my proposal
l really appropriate it
Welcome to the forums, Roya.
I don't think we can help you with this. You have to choose a topic that interests you. We don't know what that is.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.