You are talking with your friend. You can't find something in the car. Your friend didn't understand your question. What words should be stressed? 

Your friend is confused and says "I have my phone". What words should be stressed?

Are YOU listening? What direction should your question go to show you're angry? 

Are YOU listening? This is a yes or no question. You don't know the answer. Should the last syllable "ing" go up or down in pitch?

Your friend says, "Yes, I'm listening" in a bored tone. What direction should the sentence go to show it?

You find your phone. You say "I found it." You are surprised and excited. What direction should your voice go to show it?

You say "I found it."  You are feeling confident. Should the last syllable "it" go up or down in pitch?