放学了,我骑着自行车回家,不料被对面一辆急速而来的自行车撞倒了。忽然有一个声音传来,“怎么样?疼吗?”原来是和我不常说话的同学——刘栋。我感到意外。还没等我回答,他已将我轻轻扶起,“哎哟!好疼!”我叫出了声。原来是膝盖处擦破了皮,鲜红的血正慢慢向外渗。“这人骑车怎么这样鲁莽!”他又看了看我说,“很疼吧!对了,应该去诊所冲洗一下伤口,不清洗的话容易感染。”就这样,一瘸一拐的我和 After school, I was riding a bicycle home, only to be knocked over by a speeding bike across. Suddenly there is a voice came, “What about? Pain?” It turned out to be my classmate and Liu Dong. I am surprised. Before I could answer, he had raised me softly, “Oh, it hurts!” I cried. The original knee was rubbed the skin, red blood is slowly to the infiltration. “He looked at me again, ” “hurts! Yes, you should go to the clinic to wash the wound, if not clean, then easily infected.” "So, limping Turn me and