An Optimist（在线收听）

    Two frogs in the belly of a snake were considering their altered circumstances．“This is pretty bad luck，”said one．“Don't jump to conclusions，”the other said，“we are out of the wet and provided with board and lodging．”
    “With lodging，certainly，”said the first frog，“but I don't see the board．”
    “You are a croaker，”the other explained．“We are the board．”
    Exercises：
    回答下列问题：
    ① What were the two frogs doing？
    ② What conclusions did the first frog draw？