a friend is

• A friend is a person who appears when you need help
  朋友是当你需要帮助时就出现的人。
• A friend is a present you give yourself
  交一个朋友就是给自己的一份厚礼。
• A friend is a person with whom you dare to be yourself
  朋友是你敢于和他坦然相处的人。
• A friend is a present you give to yourself
  朋友就是你送给自己的礼物。
• A friend is never known till a man have need
  不到困窘时，永难识真友。
• To forget a friend is sad . not every one has had a friend
  忘记一个朋友，这太叫人悲伤了。
• A friend is one who you think of when you are at a loss
  朋友,就是你茫然时候想到的那个人
• A friend is a loving netpanion at all times
  朋友是永久的知心伴侣。
• The death of a friend is always sad
  一个朋友的去世总是令人悲伤的。
• A friend is a loving companion at all times
  朋友是永久的知心伴侣。