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题目：
单选题
A呈三角形，低密度，尖端朝向外侧，有强化
B呈三角形，低密度，尖端朝向脾门，有强化
C呈三角形，低密度，尖端朝向脾门，无强化
D呈三角形，高密度，尖端朝向脾门，无强化
E呈三角形，高密度，尖端朝向外侧，无强化
答案：
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熏烟型烟流
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协调的目的就是为了实现项目目标。
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关于药品价格管理，正确的是（）
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对于施工作业期超过二年的施工作业者，其《许可证》每满（）应接受海事管理机构审核一次。
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患者，女性，60岁，反复右髋关节疼痛3个月余，体检右髋关节压痛明显，临床上怀疑股骨头缺血坏死。对于观察髋关节软骨情况，首选的影像学检查方法为（）
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下述哪种物质是体内合成胆碱的原料（）
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合成金红石光性为（）。
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我国南方形成稻麦两熟制是在（）时期。
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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10处填上正确答案（）
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从给定的色谱图上可以得到哪些信息？