近几年考试中,开放性、探索性试题可谓大放异彩.而其中和剪纸有关的操作型规律探索试题,更以其丰富的知识性和趣味性,绽放出夺目的光彩.本文撷取其中的三例进行解析,望能对同学们的学习有所帮助.例1如图1,将一张正方形纸片剪成四个小正方形,得到4个小正方形,称为第一次操作;然后,将其中的一个正方形再剪成四个小正 In the examinations in recent years, open and exploratory test questions can be described as brilliant. Among them, the operational law exploration questions relating to paper-cutting are blooming with their rich knowledge and interest. The three cases were analyzed and hopefully helpful to the students’ learning. Example 1 As shown in Figure 1, a square piece of paper was cut into four small squares to get 4 small squares, called the first operation; , cut one of the squares into four smaller ones.