目前,作为体现课堂教学效果的环节——作业,在批改上却属薄弱环节,在化学作业批改方面要注意以下问题。反馈时间过长。在农村中小学,由于学校的合并重组,班额较大,人数较多,而师资配备又跟不上,多数教师身兼两个或两个以上的学科教学,如果对化学作业实行全批全改,造成每次作业批改的周期过长,反馈时间短则两三天,一般为四五天,长则竟达一个星期。学生作业中出现的问题不能及时解决,正确的得不到强化,错误的得 At present, as a link that reflects the effect of classroom teaching - homework, it is a weak link in the revision, and the following questions should be paid attention to in the chemical job approval. Feedback time is too long. In rural primary and secondary schools, due to the merger and reorganization of schools, the classes are larger and the numbers are larger, while the teachers are equipped and can not keep up. Most teachers are teaching two or more disciplines, Change, resulting in each assignment to modify the cycle is too long, the feedback time is short two or three days, usually four or five days, as long as a week long. Problems in student homework can not be solved in time, the correct can not be strengthened, the wrong