梯子是一种常见的生活用具,结构简单,使用方便.在近几年各地的中考试卷中,一些取材于梯子的试题脱颖而出,颇显得新奇、有趣.现举几例供大家赏析. Ladders are a common life tool, simple in structure and easy to use. In the mid-term examination papers in various places in recent years, some questions drawn from ladders stand out and are rather novel and interesting. There are several examples for everyone to appreciate.