Answer:
You can catch me but cannot throw me.
I begin your sentences. What am I?
What goes through towns and over hills but never moves?
To you, rude would I never be, though I flag my tongue for all to see. What am I?
I have feathers that help me fly; with head and body but I'm not alive. Very skinny and a fixed length how far I go depends on your strength.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?