Because the language that can communicate normally is the correct language. Therefore, children naturally regard the wrong voice that can communicate with their parents normally as the only correct voice and keep talking.
It is easier to correct only if the parties have the will to do so. Children are too young to be sensible, have no good patience, have relatively poor understanding and judgment, and don't feel that there is something wrong with their speech. In this case, parents will feel powerless to correct it.
Incorrect pronunciation of individual phonetics is a cognitive error. Take other sounds as correct. To correct this, we must let children realize their mistakes and let them know that the pronunciation method is wrong and the sound is different. Let them know that only by changing the pronunciation method to be the same as others can the voice be the same as others. After understanding these truths, children will cooperate with parents to correct them. That is, change your mind first.
Simple correction, after knowing the real reason for inaccurate pronunciation. You won't be misled by bad people. You wouldn't be fooled by a liar as a fool. Those animals know that the pronunciation is wrong, but they will deliberately let you take your children to do all kinds of boring tests. Even if you can't find anything wrong, you have to pay four or five hundred yuan. Recognize the truth and beware of being cheated!
Correct individual pronunciation inaccuracies. It is a process of relearning the pronunciation methods of phonetic phonemes. Learn how to pronounce the phonetic symbols. What do you say to the hospital? Still used for learning! The truth is here.