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Abstract: By using adapted stroop effect, two experiments were carried out tostudy selective attention model. Experimental results showed that wordmeaning obviously affected the subjects color naming, especially whennaming language differed from written language. The relation of languagesbetween naming and writing played an important role in the color namingtask. Based on experimental results, the author regards language as aprocessing channel,and proposes that selective attention model is subjectedto conditions, selective attention is selective response within a channelbut selective perception is between channels.

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