急求一篇英文作文，题目是《最难忘的一课》！！！谢谢啦！等待佳音！！！

The most memorable moment in life, there is often some very unforgettable things. Sometimes idle trance, these memories will be unconsciously come to mind, they strike us miss. That was a three-year mid-term exams has just announced, Xu lesson the teacher will take advantage of class time, let's re-election to hold a class cadre. This time, my mind playing the snare drum: I really do not know that this is who is the squadron leader? I was a good test of this exam will become the squadron members do? Suddenly, Xu teacher spoke up again, interrupting my thoughts: "The election of all the places from the mid-term exam 15 years before the election. Well, now!" The way this election by secret ballot, each the eyes of seven individuals to elect their own squadron commissioned, and the remaining eight individuals is the team leader. A specific class cadre posts, the number of votes the decision by the students. Next, is the voting time. I took out a piece of paper, hesitated