Why?（为什么）

Why water flood to sea?

Why birds can fly?

Why springtime gone away?

Why does Monday e before Tuesday?

Why do winters e soon?

Why do flowers e in May?

Why do summers start in June?

Why do the starts “hitch” in the sky?

Why does sun shines?

Why? Why? Why?

I want to know because I want to learn

Please tell me why!