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【多选题】
蛋白质胶体溶液稳定的因素是:A.
蛋白质颗粒在溶液中进行“布朗运动”促进其扩散
B.
蛋白质表面具有相同电荷
C.
蛋白质分子表面存在水化膜
D.
蛋白质溶液粘度大
E.
蛋白质分子颗粒大
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【简答题】STREET FOOD Many people work long hours and haven’t got time to cook or go to a restaurant to have a proper meal. What do they do? The answer is street food. Sandwiches, hot dogs and doughnuts are pop...
【简答题】听下面一段材料，回答第1至3题。 1. Why doesn't the man like his health club? A. Too many people work out there. B. The equipment there is out of date. C. People talk all the time without exercising. 2. What facility...
【简答题】再次阅读U7-3Reading,完成下面各题。 选择正确的词语补全句子。 buy is have are cook 1. Many countries their own special kinds of street food. 2. There sweet crêpes with chocolate or jam. 3....
【单选题】How many people work for the Hotel Rossiya?
A.
About 2, 000.
B.
About 3, 000.
C.
About 4, 000.
D.
About 5, 000.
【单选题】In many countries, 48 hours a week is the maximum number of hours people can legally work, many people work more. Many studies show that South Korea and Japan are the _____________ where people work t...
A.
people
B.
jobs
C.
workers
D.
countries
【简答题】In the English speaking world, the expression a ‘nine-to-five job’ means a normal job. Many people in office jobs 1 from nine o’clock in the morning until five o’clock in the evening, but working hour...
【单选题】女性,50岁,右上腹部疼痛1天,体温39°C,巩膜黄染,B超示胆总管结石,为警惕急性重症胆管炎,病情观察中要特别注意
A.
体温、面色
B.
血压、神志
C.
腹部体征
D.
恶心、呕吐
E.
血白细胞计数
【单选题】女士,50岁,右上腹部疼痛1天,体温39°C,巩膜黄染,B超示胆总管结石,为警惕急性重症胆管炎,病情观察中要特别注意
A.
体温、面色
B.
血压、神志
C.
腹部体征
D.
恶心呕吐
E.
血白细胞计数
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