新课改实施后,教材设计了一些具有挑战性的内容,包括思考、探究、链接,以及习题中的“思考.运用”、“探究.拓展”等,以激发学生探究数学的兴趣.把教材中“探究.拓展”题适当地作一些探究与拓展,可以揭示数学真正的文化要义,可以最大限度地张扬数学思考的魅力,并改变一个人思考的方式、方法和视角, After the implementation of the new curriculum reform, the textbook has designed some challenging content, including thinking, exploring, linking, and thinking in exercises. Using “,” exploring “,” expanding “and so on, to stimulate students to explore mathematics Interest in the textbook ”explore. Expand " appropriate for some exploration and expansion, you can reveal the true cultural essence of mathematics, you can maximize the charm of mathematical thinking, and change a person’s way of thinking, methods and perspectives ,