Answer:
Roast, boast, coast, post. What do you put in a toaster?
I have all the knowledge you have. But I am so small that I can fit into your hands. What am I?
What is so fragile that saying its name breaks it?
What building has the most stories?
As I went over London Bridge I met my sister Jenny; I broke her neck and drank her blood and left her standing empty.
What never gets any wetter no matter how hard it rains?