why do the chichen want to cross the road?这个笑话是怎么说的?

Because it wants to get to the other side.
因 为 它 要 到 路 的 另 一 边 去 .
Why does a rooster want to cross the road?
Because it wants to proof that it isn't a chicken.
(chicken也 有 "胆 小 鬼" 的 意 思)