Never teach a dog to

Never teach a dog to a dog is never too old to learn new tricks Teach the dog how to bark you can never teach an old dog new ()What dog never barks?A.big dog A barking dog never bites. 英语翻译You can’t change your dog’s age.but to a degree never be Never offer to teach fish to swim.的俗语意思 Never offer to teach fish to swim.什么意思 never offer to teach the fish to swim What dog never barks?A.big dog B.hot dog C she wants to teach the dog to bring things to her中文