If the milk teeth are shark teeth, they may get better when they grow up, but not necessarily if they are permanent teeth. 1. If the baby teeth are currently shark teeth, the shape of the teeth will basically change after the teeth are replaced, and they will be able to replace the shark teeth. However, if the permanent teeth are shark teeth, the shape of the teeth may not be able to change after they grow up, and may even persist for a long time. 2. If you feel that shark teeth are unattractive and affect the aesthetics, you can go to the hospital for restoration, using crowns for restoration, which can improve the shape of the teeth; at the same time, it can also correct the bad bite. However, if the shark teeth have not affected normal chewing, you can not do special treatment first. At present, the child is found to have retained milk teeth, it is recommended to observe for a period of time, if the permanent teeth have developed afterward, but the milk teeth are still not lost, you can directly pull out the milk teeth.