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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9处填上正确答案（）
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以下不属于中国国家湿地公园的是（）
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消防车登高操作场地与消防车通道连通，场地靠建筑外墙一侧的边缘距离建筑外墙不宜（）。
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钢结构构件制作及安装之前应进行（）。
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从事第三类医疗器械经营的，经营企业应当向所在地（）食品药品监管部门提出申请 。
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数控系统是一种反馈控制系统，它由指令脉冲作为输入给定值，与输出被控量进行比较，利用比较后产生的（）对系统进行自动调节。
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如图所示为甲、乙两物体运动的x—t图象，下列说法正确的是（）
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儿童言语评估表从（）等不同侧面评估儿童的听觉功能
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液态LPG较水轻，密度约为其0.5～0.6倍，随温度升高而减小。
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引起高磷血症的病因是什么？