Why do/did you choose this subject/topic?What's the meaning and purpose for you research/study?How do you arrange the framework and basic structure in you paper?What's the logical relation among all the sections in your paper?Did you find any different ideas/perspective/views when you were doing your research? And what do you think about them?/What's your understanding/realization about them? How do you deal with/handle them?Are there any closely related issues/aspects that not included in your paper?Are there any problems that you haven't figured out/solved and haven't discussed/demonstrated/indicated thoroughly in this paper?What's the brief/main basis of arguments in your paper?祝你答辩顺利!