Merits and Demerits of correcting mistakes
a. If students are allowed to commit the same mistakes again and again, and if s/he is not corrected, there is a possibility that it may get permanent place in her or his memory. Once it is solidified, it is very difficult to unlearn.
b. Occasional error correction boost ups students’ motivation to learn. If not corrected, students might feel that they are ignored by the teacher.
c. Error correction debars students from forming false-hypothesis about mistakes. They may take certain mistakes as the correct forms if students’ mistakes are not diagnosed, notified and corrected.
a.Frequent correction of students’ mistakes gets in the way of natural fluency which is to be acquired by the them. Especially in speaking class student are more affected if a teacher stops students every time for every mistake. At the end of students’ speech a general remark on mistakes is more justifiable and practically fruitful.
b. Correction provided by teacher weakens students’ autonomy which results into ultimate dependence on teacher. Students rely on teacher for the correction of their mistakes in papers. It may affect their ability to use logic effectively in analyzing language.
c. Continuous correction of mistakes worsens students’ motivation to learn. If error correction is done before the class, students who are introverted may feel inhibited. In that case error correction can be very corrosive to their self-confidence.