Tuesday, April 7, 2009

How babies learn to talk


Most of us know a little about how babies learn to talk. From the time infants are born, they hear language because their parents talk to them all the time. Between the ages of seven and ten month, most infants begin to make sounds. They repeat the same sounds over and over again. For example, a baby may repeat the sound “dadada,” or “bababa.” This activity called babbling. When babies babble, they are practicing their language. Soon, the sound “dadada” may become “daddy,” and “bababa” may become “bottle.” But what happens, though, to children who cannot hear? How do deaf children learn to communicate? Recently, doctors have learned that deaf babies babble with their hands. Hearing infants start first with simple syllable babbling “dadada,” then put more syllables together to sound like real sentence and questions. Apparently, deaf babies follow the same pattern, too. First, they repeat simple hand-shapes. Next, they from some simple hand signs word and use these movements together to resemble. This way look so easy, but some time this way became difficult to do.

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