Language is one of the most important contents in infant development. < a href = "" target = "blank" > the development of children’s language < / a > also known as “language acquisition”, refers to the development of the ability to understand and express the mother tongue, which mainly refers to the development of children’s listening and speaking ability in the spoken language of the mother tongue.

(I) pre language behavior in infancy

Generally speaking, the period from the birth of a baby to the generation of the first real word is called pre language stage. In this stage, the infant’s speech perception ability, pronunciation ability and the ability to understand the language have developed gradually, and there are “babbling” and non-verbal phenomenon of “babbling” and posture communication. The latter is pre linguistic behavior.

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1. Pronunciation of speech perception

The first stage: pregnancy 5-8 months, the fetus has a preliminary auditory response and primitive auditory memory ability.

The second stage: in the neonatal stage, the baby can locate the sound in space, distinguish the subtle differences of various sounds, and show the love for the mother’s voice

The third stage: 2-4 months in infancy, start to understand some communication information in speech activities, and be able to “imitate” pronunciation games with adults

The fourth stage: infant 5-9 months, learn to distinguish several different verbal information

The fifth stage: 10-12 months of infancy, be able to identify various factors in the mother tongue and understand the meaning of voice representation.

2. Pre speech development of speech

Pre speech development of speech refers to that speech is the voice of language, and speech development is the premise of speech development.

First stage: infancy 0-4 months, monophonic stage

The second stage: 5-10 months of infancy, polyphonic stage. Imitate Ma and babble.

The third stage: infancy 11-13 months, learning the rudimentary stage.

(II) speech development of infants

1. Development of understanding ability

The real time of 9-month-old baby’s speech comprehension ability. It is manifested in the ability to do the corresponding actions according to the adult’s instructions; at 11 months, respond to the adult’s words or corresponding situations immediately.

2. Occurrence of speech

Say the first word with a specific meaning in 9-16 months. It has obvious expressiveness and Enlightenment; at the same time, it has mastered some words with strong occasions limitation; about 15 months, it has begun to master the first batch of words and say some words and sentences. 19-20 months into the two word sentence stage. At the age of 2-6, the development of children’s language has entered into the period of basic mastery of spoken language. This period is the key period for the continuous enrichment and development of oral language and the gradual development of coherent language. It is mainly reflected in the development of voice, vocabulary, grammar, oral expression ability and pragmatic skills.

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