For a basic informative essay, you may use as an introduction:
  Sports are a form of entertainment everyone enjoys. With a huge variety of sports, television is a form of catching up with your favorite teams...
        
             
        
        
        
Answer:
1. A paw is to a cat as a foot is to a human.
2. A key is to a door as a password is to a computer.
3. A girl is to a boy as a woman is to a man.
4. A goose is to a flock as a dog is to a pack.
I'm not quite sure if I did this correctly, but if I did, then I hope this was able to answer your questions. Have a nice day!! ^_^
 
        
             
        
        
        
The answer to the first one is false second one true.
        
             
        
        
        
The most common dock is dockmaster. If you mean independent docks not for ships.