狗之所以会成为人类的朋友,大概是因为它非常机灵和通达人类内心世界的缘故。狗成为人类的朋友,已经有很长很长的历史了。狗与别的动物比较起来,已经是非常非常地不一般了。狗的耳朵、鼻子特别灵敏。不管在什么地方,只要一有动静,哪怕是一丁点儿,它也会停止眼下的事情,显得特别警觉。特别是那一副竖起耳朵的样子,直到周围没有发现值得大惊小怪的异常动静为止,它才愿意将两只尖尖的耳朵恢复到原来的样子。狗 The reason why a dog becomes a human friend is probably because it is very clever and accessible to the inner world of human beings. Dogs have become human friends and have a long, long history. Dogs are very, very unusual compared to other animals. Dog’s ear, nose is particularly sensitive. No matter where, as long as there is movement, even if it is a little bit, it will stop the immediate things, it is particularly vigilant. In particular, the pair of cocked ears looked as though they were willing to bring the two pointed ears back to their original condition, until they found no fuss about them. dog