劳动能使学生的机体得到锻炼,从而改善机体的各个生理过程。劳动也是一种学习,促进学生对书本知识的理解。劳动还能转变学生的思想观念,培养热爱劳动人民的高尚情感和品格。然而,据一项调查显示,世界各国城市小学生的家务劳动时间,美国为1.2小时;韩国为O.7小时;英、法、德、意约0.6小时;日本为0.4小时;而中 Labor can make the student's body get exercise, so as to improve the body's various physiological processes. Work is also a type of learning that promotes students' understanding of book knowledge. Labor can also change students' ideas and concepts and cultivate the noble feelings and character that love the working people. However, according to a survey, the average daily hours of domestic work among urban primary school students in the world are 1.2 hours in the United States, 0.7 hours in South Korea, 0.6 hours in Britain, France, Germany and Italy, 0.4 hours in Japan,