Ideas are easy One day，the mice held a community meeting.The topic of discussion was what to do about the cat. "The cat is our enemy，" said one mouse. "We must do something to（1）______ourselves!" "We cannot live this way，for it is too（2）______to go out，" cried the other mice.
    At once，a young mouse jumped to his feet. "I have an idea，" said the young mouse. "As we know，our problem is the way the cat gets（3）______to us silently when we least expect him.My proposal is simple.The solution is to hang a bell around the cat's neck.When he（4）______，the bell will ring，and we will be warned in time to escape."
    The other mice cheered（5）______and thought， "This is a smart mouse.Surely he will be our leader one day." Just then，a（6）______old mouse stood up to address the other mice. "That is a good idea，" said the old mouse. "Now may I ask，who will（7）______to hang the bell around the cat's neck？"
    There was general silence among the mice then.No one stood up to volunteer for such a dangerous job.The old mouse said， "It is easy to suggest a solution especially when carrying it out is impossible."