Definitions
When I'm ripe, I'm green. When you eat me, I'm red. When you spit me out, I'm black. What am I?
A Watermelon
Which is correct: The yolk of the egg is white. The yolk of the egg are white.
Neither. Yolks are yellow.
What fruit can never cheer you up?
Blueberry
It belongs to you, but your friends use it more. What is it?
Your name.
What happens once in a lifetime, twice in a moment, but never in a hundred years?
The letter M