Good Riddles

Question: Two girls ate dinner together. They both ordered ice tea. One girl drank them very fast and drank five of them in the time it took the other to drink one. The girl who drank one died while the other survived. All of the drinks were poisoned.

Why did the girl that drank more ice tea survive?

Question: What is the only question you can't answer yes to?

Question: What time is it when an elephant sits on your fence?

Question: I'm teary-eyed but never cry.
Silver-tongued, but never lie.
Double-winged, but never fly.
Air-cooled, but never dry.

What am I?

Question: In a marble hall as white as milk, Lined with skin as soft as silk, Within a fountain crystal clear, A golden orb does appear, There are no doors to this stronghold, Yet thieves break in and steal the gold. What am I?