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预设,是语言学中的一个重要组成部分。预设分为语义预设和语用预设。本文从语义预设的角度出发,以生活中所接触到的文本材料及影视材料作为研究对象,探讨了语义预设的表达功能。语义预设为篇章行文提供背景、设置悬念;运用语义预设,可使表达简洁明练;可以摆脱交际困境;可以比较容易地获取那些不容易或不便直接获取的信息,对对方的话语进行证实或证伪。
Presets are an important part of linguistics. Presets are divided into semantic presets and pragmatic presets. From the perspective of semantic preconditions, this dissertation explores the expressive functions of semantic presuppositions from the textual materials and video materials exposed in life. Semantic presuppositions provide the context for the texts of the texts and set suspense; the use of semantic presuppositions can make the expressions concise and concise; they can get rid of communicative difficulties; they can easily obtain information that is not easily or inconveniently obtained and confirm each other’s discourse Or fake.