开玩笑总不能化敌为友，反而有时会失去朋友。
A friend exaggerates a man's virtue, an enemy his crimes.
朋友宣扬人的美德，敌人夸大人的罪过。
Life without a friend is death without a witness.
在世无朋友,死后无证人.
A friend is never known till a man have need.
不到患难时，永远不能认识真正的朋友。
Many hands make light work
人多好办事。
When a friend asks, there is no “tomorrow”。
朋友之求不可怠。
True friend is one who overlooks your failures and tolerates your successes．
真正的朋友从不追究你的过错，也从不妒忌你的成功。
词汇学习：
joke [d???k] 玩笑，戏谑；笑柄
never [?n?v?] 从不，不曾；决不
enemy [??n?m?] 敌人的，敌方的
loses [lu?z] 遗失；输掉；浪费
exaggerates [???z?d???re?t] 使扩大；使增加；夸大，夸张
virtue [?v??tju?] 高尚的品德；美德
crimes [kra?m] 罪行；犯罪活动
本文来自：逍遥右脑记忆 http://www.jiyifa.com/gaozhong/1297013.html
相关阅读：there be句型概念解析