Answer:
I help engines spin and pants stay up
I tremble at each breath of air and yet can heaviest burdens bear.
I can be any color you can imagine. You see me in everyday life. Look around, you can probably see some of me right now. What am I?
I am mother and father, but never give birth or nurse. I'm rarely still, but I never wander. What am I?
I have more shoes than anybody, but less feet than everyone. I am met in the morning, but departed in the night. I may shake as if I'm angry, but I won't bite. 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?