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In every cultivated language, there are two great classes of words which, taken together, comprise the whole vocabulary. First, there are those words（1）which we become acquainted in daily conversation, which we（2）,that is to say, from the（3） of our own family and from our familiar associates, and（4） we should know and use （5 ）we could not read or write. They （6） the common things of life, and are the stock in trade of all who （7） the language. Such words may be called“popular”, since they belong to the people （8） and are not the exclusive （9） of a limited class. On the other hand, our language （10） a multitude of words which are comparatively （11） used in ordinary conversation. Their meanings are known to every educated person, but there is little （12） to use them at home or in the market-place. Our （13） acquaintance with them comes not from our mother's （14） or from the talk of our school-mates, （15） from books that we read, lectures that we （16） ,or the more （17）conversation of highly educated speakers who are discussing some particular （18） n a style appropriately elevated above the habitual（19） f everyday life. Such words are called“learned”, and the （20） between them and the“popular”words is of great importance to a right understanding of linguistic process. 请在15处填上正确答案（）
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（）要求进一步完善嵌入式团队工作机制。
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在抽样推断中,作为推断对象的总体和作为观察对象的样本都是确定的、唯一的。
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下列有关痔的特点中，不正确的是（）
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工件在盐水及碱水中冷却后，应清洗干净，否则会造成工件腐蚀。（）
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DCS系统才有（）和市电冗余供电方式
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下列关于建筑制图的线型及其应用的说法中，正确的是（）。
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检修某一段设备输煤值班员可不在现场配合。
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技术方法：设立有限的规划目标，根据（），确定规划内容；深入研究发展机制和宏观的、长期性的影响因素，排除短期行为和单方利益的干扰；在规划中增强和发挥工程学科的作用；保证合理的规划弹性，注重多方案比选和技术经济论证。
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李先生想购买一套价值50万元的门面用来开一家蛋糕店，如果申请个人商用房贷，贷款最高金额为（）万元。