(  )is the study of the characteristics of language varietie

(  )is the study of the characteristics of language varieties, the characteristi

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(  )distinguishes the linguistic competence of the speaker a

(  )distinguishes the linguistic competence of the speaker and the actual phenom

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Smith : Oh, it's ten o'clock. I'd better go now.Host : _____

Smith : Oh, it's ten o'clock. I'd better go now.Host : ___________A.Ok. Please

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