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男性，40岁，诊断肝硬化3年。1个月来，右上腹疼痛，乏力，4小时前突然腹痛加剧来急诊。查体：四肢湿冷，心率122次/分。BP9.3/6.7kPa(70/50mmHg)，腹膨隆，稍紧张，有压痛，反跳痛，肝肋下3cm，不光滑，移动性浊音阳性，肝浊音界存在，应立即作哪项检查最合适()
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患儿，女性，4岁，乳切牙反牙合，采用垫式活动矫治器利用舌簧推切牙解除反牙合关系，患者切牙所受力是（）
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右心衰竭最早的表现是（）。
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使消费者从分散、弱小走向庞大的权利主要为（）。
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张女士，38岁，孕1产1，平素月经规律，经期无不适。近2个月阴道分泌物增多伴外阴奇痒。该女士正确的做法是（）
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薄层色谱法测定苯甲酸及其钠盐时，样品酸化后，用于提取苯甲酸的是（）
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大叶性肺炎出现典型X线表现是在（ ）
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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6处填上正确答案（）
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只要发现牛尿中有酮体，就说明牛患有牛醋酮血症。