Answer:
I hold two people together but touch only one.
Never ahead, ever behind, yet flying swiftly past; for a child, I last forever; for an adult, I'm gone too fast. What am I?
I am an instrument you can hear but cannot touch or see. What am I?
I am the black child of a white father a wingless bird flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me even though there is no cause for grief and at once on my birth I am dissolved into air.
I am a king who’s good at measuring stuff. What am I?
A little house full of meat, no door to go in and eat.