The mother rat and her babies are having a good time in the open air when a cat comes to catch them for her dinner.They run to _their____ home at once.But the baby rats __can't__ run very fast.The cat almost catches them."what shall I do?"the mother rat _thinks____.Just at that mother rat stops moment the mother rat stops running,turns around and shouts at the cat,"Bowwow!Bowwow!"just like an __angry___ dog.The cat is afraid of that and runs away.The mother rat turns to her babies,"NOw you see how important it is to learn a second _language____!