Most babies who cannot speak at one year and ten months of age are not normal and need to be ruled out as having delayed brain development, dysfunctional throat muscles, and auditory disorders. Normal toddlers start at about one year old, from dad, mom and other single word pronunciation, gradually to words, phrases, at about two years old, most can be simple communication. If the baby still can’t talk by the age of one year and ten months, it is necessary to go to the hospital to rule out disease factors, such as delayed brain development, dysfunction of the muscles of the throat, and auditory disorders. In addition, it is also necessary to be alert to psychological illness, lack of language environment and other factors that cause babies can not speak. One year and ten months old baby can not speak, need to take the child to the hospital, check to rule out disease factors.