Answer:
I come with a train and go with a train and the train doesn't need me but can't go without me.
I am a protector. I sit on a bridge. One person can see right through me while others wonder what I hide.
What is always coming but never arrives?
Flat as a leaf round as a ring. I have two eyes but can't see a thing.
I have a neck and no head, two arms but no hands. I'm with you to school, I'm with you to work. What am I?
Lynn likes grapes but not potatoes. She likes squash but not lettuce, and she likes peas but not onions. Following the same rule, will she like pumpkins or apples?