A lion is tired very much and sleeps on the ground one day . A cat runs after a little mouse . The  mouse runs around and comes to the lion . The mouse sees the lion and he is very afraid   . " I' m very sorry . Please let me go . I can help you some day . " The lion sleeps well and feels happy now . He says , "You can help me ? You are too small . But I am happy now . You can go . " The mouse goes . One day , the lion is in a cage  . He can't get out . The little mouse sees the sad lion . He bites    the cage with his teeth . Soon the lion goes out . "Am I right ? " says the mouse , " A small animal can help a big one sometimes . " What can we learn from the passage ?
The lion wants to eat the mouse . The lion always needs  the help of the mouse The lion bites the cage with his teeth . Sometimes , the big animal also needs to get help from the small one .