Answer:
Add a T and I shoot through the sky. Then add an S and I multiply. What word is it?
There is one word that stands the test of time and holds fast to the center of everything. Though everyone will try at least once in their life to move around this word, but in fact, unknowingly, they use it every moment of the day. Young or old, awake or in sleep, human or animal, this word stands fast. It belongs to everyone, to all living things, but no one can master it. The word is?
What always runs but never walks, often murmurs, never talks, has a bed but never sleeps, has a mouth but never eats?
Who lives in a house with one bedroom, 50 hallways, and ghosts lurking everywhere?
What points the way without a hand. It floats on water but exists on land?
you hold my tail while I fish for you