2. The repetition of continuous syllables lasts for 4 to 8 months. Pronunciation increases, continuous syllables repeat, and sounds similar to words begin to appear. Some voices begin to have certain meanings when they are nearly half a year old.
3. In different continuous syllable stages, the preparation period for learning to speak is 9 ~ 12 months, the number of different contact syllables increases obviously, the pronunciation of similar words increases, and a certain sound is associated with something.
4. Language stage, starting to learn Chinese, from 12 to 18 months. At first, syllables pointing to continuous syllables and similar words increased, and later I was able to say meaningful words. In recent 18 months, some people have said a few simple words.
5. In the simple sentence stage, it takes 65,438+08 to 24 months to master the initial pronunciation. Simple sentences account for 50%, word sentences account for 37.7%, and the simplest complex sentences only account for 7.3%.
6. At the beginning of the development of complex sentences, it takes 24 to 36 months to master the most basic language, and the proportion of words and word sentences drops obviously, while complex sentences rise to 30.5%. In simple sentences, the proportion of complex predicate sentences increases, the sentences are obviously elongated, and the content of speech expression has also developed.