Answer:
What has a bell but isn't a church. Is full of air but is not a balloon?
It's anything but amusing when this body part gets hit.
What is so fragile that saying its name breaks it?
My love, when I gaze on thy beautiful face. Careering along, yet always in place, the thought has often come into my mind. If I ever shall see thy glorious behind.
Twigs and spheres and poles and plates. Join and bind to reason make.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.