Always failing, unless you make up your mind, you can't make up your mind. Let him know that life is not easy. If not, call! Let him recite the textbooks from grade one to grade three by himself, or study them again carefully. To tell the truth, those things in junior high school can certainly be brought up as long as he studies hard for at most three months.

Supplement: If the child is born with a dull brain, there is no need to force him to study. The above methods are suitable for smart children who don't like learning.

Supplement 2: I have brought students from training institutions before, and the parents of those students have invested hundreds of thousands or more, but they have not seen any effect.

You should test yourself in your study, not others.