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课外作业是课内练习的延续,是课内所学知识的应用。一般情况下,领会、巩固新知识的基本题已在课内练习了,课外作业就应根据知识的重点、难点,结合其系统性和综合性,从纵横两个方面去设计作业题。一是横向沟通。如教学“圆的面积”之后,可以设计这样的题目:“把一块长8尺,面积是48平方尺的长方形铁皮,剪成一个最大的圆。这个最大圆的面积是多少?”这样就使圆与长
Homework is a continuation of class practice is the application of knowledge learned in class. Under normal circumstances, to understand and consolidate the basic knowledge of new knowledge has been practiced in the class, extra-curricular operations should be based on the knowledge of the key and difficult, combined with its systematic and comprehensive, from both vertical and horizontal design homework title. First, horizontal communication. After teaching “the area of the circle,” the question could be designed to “Cut a rectangular sheet of metal that is eight feet long and 48 square feet into the largest circle. What is the area of the largest circle?” Round and long