Answer:
I go around in circles but always straight ahead never complain no matter where I am led. What am I?
What can you catch but not throw?
I can be found after you remove 6 letters from BSAINXLEATNTEARS
I jump when I walk and sit when I stand.
Two bodies have I, though both joined in one. The more I stand still the faster I run. What am I?
What language does a billboard speak?