第34题: [单项选择]A. A piece of jewellery that you wear on your finger. B. An object in the shape of a circle. C. The sound made by a bell or the act of making this sound. D. A small square area surrounded by ropes, where people box or wrestle. 参考答案:B 答案解析:[听力原文] You can tell the age of a tree by counting its rings, but these records of trees’ life