具体描述
After a while I slept; but suddenly a loud noise wakened me. My bell had rung. I sat up, terrified by the unusual sound, which seemed to go on jangling through the darkness. My hands shook so that I couldn't find the matches. At length I struck a light and jumped out of bed. I began to think I must have been dreaming; but I looked at the bell against the wall, and there was the little hammer still quivering.
