Because of the phrase "as melodious as" I believe that the literary device used is a simile.<span />
Answer:
I believe that non verbal communication is very important and often can be hard to read for teens and their parents. You do not mean to roll your eyes, but it happens. This is a non verbal cue. Sometimes it is difficult to get what you mean across to someone else in your home. Emotional things happen and this can alter the way you communicate with a mom, dad, or sibling.
Explanation:
Sometimes your view point is often neglected when someone is trying to tell you something. Find a way to interject your ideas or your opinions without insulting the other person.
If what you mean is an explanation of the digestive system, this website should help: http://www.innerbody.com/image/digeov.html
He would have to do as much homework as possible the practice then when done babysit and do homework
The speaker is talking to an unknown person