Pick up to 3 numbers and I'll answer the corresponding questions. I'll answer in the comments.
1. Do you read fic? Do you write fic?
2. Favorite genre of fic?
3. Favorite fandom?
4. Favorite pairing?
5. Favorite fic author?
6. Favorite fic (or one of them)?
7. One-shots or longfic?
8. Do you read WIPs?
9. What is the longest fic you’ve read?
10. Favorite trope/element/scenario in fic?
11. Least favorite trope/element/scenario?
12. What turns you away the most from a fic?
13. Has a fic ever made you cry?
14. What tropes/elements/scenarios get you the worst?
15. Do you mind when characters cry?
16. How do you feel about character death in fic?
17. Any characters who you can’t stand to see in pain?
18. Favorite angst fic?
19. Do you read porn or does it make you uncomfortable?
20. Do you like PWPs?
21. How and when did you get introduced to smut fic? Any horror stories?
22. Biggest turn-ons in fic?
23. Biggest turn-offs in fic?
24. Do you have any dirty kinks that you’re ashamed of?
25. Any kinks that you’d love to try in real life?
26. Any kinks that you don’t want to try in real life (but are still hot in a fanfic)?
27. Rough sex or gentle sex?
28. How do you feel about masturbation in fic?
29. How do you feel about non-con and dub-con?
30. Favorite porn fic?
31. Do you read AUs?
32. Favorite AU tropes?
33. Least favorite AU tropes?
34. Do you like UAs (universe-alterations, when the main universe and characters are the same but one plot point/decision/outcome is altered)?
35. Do you like high school and college AUs?
36. Do you like crossovers? If so, favorite crossover?
37. How do you feel about parent!fics/lovechildren? How about mpreg?
38. How do you feel about genderbending? De-aging? Animalizing?
39. Favorite AU fic?
40. Do you like fluff?
41. Favorite fluffy tropes?
42. Least favorite fluffy tropes?
43. Do you like fluff on its own or in conjunction with other elements (angst, sex, etc.)
44. How fluffy is too fluffy?
45. Favorite fluff fic?