The deixis is often discussed in the pragmatic study and it shows the difference between the utterance and the context.

指示语是语用学研究的一个重要内容，它反映了话语和语境之间的差异。

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Classroom teaching can be organized by "information difference." Students' communicative competence can be improved by means of understanding cultural differences and reducing pragmatic mistakes.

可以利用“信息差”来组织课堂教学、通过了解文化差异、减少语用失误等方式不断增强学生的交际能力。

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Meanwhile, let students understand the difference of the sino west culture so as to make less pragmatic errors and avoid communicative failures.

同时，让学生了解中西文化差异及交际准则差异，尽量少犯语用错误，避免语言表达不得体或交际失误。

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The FSA was using the 1% threshold "as a pragmatic level to determine the difference between gross and trace contamination", she said.

BBC: Horsemeat scandal: Public quizzed on contamination