Poor snake（在线收听）

    An old snake goes to see his Doctor. "Doc, I need something for my eyes, I can't see very well these days."The Doc fixes him up with a pair of glasses and tells him to return in 2 weeks.
    The snake comes back in 2 weeks and tells the doctor he'svery depressed.
    Doc says, "What's the problem?  Didn't the glasses help you?""The glasses are fine doc, but I just discovered I've beenliving with a water hose (软管）the past 2 years!"