A gum grows two teeth should go to the dental specialist hospital in time, imaging examination, clear growth of the teeth, generally take the program of extraction of a tooth. Two teeth in one gum may be caused by stagnant milk teeth, which need to be extracted first, and then corrected according to the growth of permanent teeth; it may also be caused by supernumerary teeth, which are more than the normal number of teeth, resulting in teeth irregularity, which may appear in the case of two teeth in one gum, and should be extracted and corrected. It is recommended to go to the regular hospital for examination, X-ray film, clear cause, according to the specific circumstances of the assessment and take the appropriate treatment program.