英语寓言故事求助（Stories and Fables）

画蛇添足
Once upon a time，there was a nobleman who gave some wine to his servants．The wine was not enough for all．The servants finally decided whoever first finished drawing a snake on the ground would get the cup of wine．One of the servants finished drawing first．He took up the cup， and was about to drink the wine，when he thought of adding feet to the snake．He went on drawing．Then another servant finished drawing his snake．He snatched the wine cup and drank up the wine，saying．“It is I who first finished drawing the snake．What you have drawn is not a snake．A snake doesn't have feet．”

A wolf had been badly wounded by dogs. He lay sick and maimed in his lair.

He felt very hungry and thirsty. When a sheep passed by, he asked him to fetch some water from the stream.

"If you bring me the water," he said, "I will find means to get some food."

"Yes," said the sheep, "if I bring you the water, you would undou