Answer:
I'm where yesterday follows today and tomorrow is in the middle. What am I?
A piece of paper that takes most people 3 or 4 years to get.
A caribbean shape that makes ships disappear.
I stay where I am when I go off. What am I?
I am a word with 5 letters. Bold are the first; true are the second; playful are the third; clever are the fourth; forceful are the fifth.
You throw me out when you use me and take me in when you are done.