Answer:
A thousand wheels but move I do not. Call me what I am call me a lot.
I am a busy worker who is a water mammal.
What is easy to get into but hard to get out of?
I have a lot to say but can't be heard because I can't speak one single word. What am I?
What has many teeth but can't bite?
I flow from the Homerβs mouth when he sees doughnuts.