英语演讲稿! 急用!

Sand and Stone
Two friends were walking through the desert.During some point of the journey, they had an argument, and one friend slapped the other one in the face. The one who got slapped was hurt, but without saying anything, he wrote in the sand: Today my best friend slapped me in the face.
正在步行穿越沙漠的两位朋友。 途中某处，俩人发生了争执，其中一位一巴掌扇在另一位的脸上。被扇的那位很伤心，但他一言不发，在沙地上写道：“今天我最好的朋友扇了我一巴掌。”
They kept on walking, until they found an oasis, where they decided to take a bath. The one who had been slapped got stuck in the mire and started drowning, but his friend saved him. After he recovered from the fright, he wrote on a stone: Today my best friend saved my life.
他们继续前行，找到了一片绿洲，并决定在此洗个澡。挨掴而受到伤害的那一位因陷入泥潭而溺水了，好在他的朋友救了他。从惊魂中苏醒之后，他在石头上刻道：“今天我最好的朋友救了我。”
The friend, who had slapped and saved his best friend, asked him, “After I hurt you, you wrote in the sand, and now, you write on a stone, why?”
那位扇过他又救了他的朋友问道：“我伤害你时，你写在沙地上；而现在我救了你，你却刻在石头上，为什么？”
The other fri