Answer:
What goes with a car, comes with a car, is no use to a car, but the car can't move without it?
What word is that, which, deprived of its first letter, leaves you sick?
What's it called when a chameleon can't change color?
Boxes marked as this should not be abused.
How do you get a squirrel down from a tree?
Who makes it, has no need of it. Who buys it, has no use for it. Who uses it, can't see it. What is it?