It is difficult to say how “rock and roll” began because itcame from so many difficult countries and so many difficult kinds of music and musicians.
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When people talk about early rock and roll,they will think of Elvis Presley.
A. 对
B. 错
关于糖尿病患者尿液检查，正确的叙述是
A. 尿外观似无色，量常增多，比重较高，尿糖定性试验阳性
B. 尿外观似无色，量常增多，比重较低，尿糖定性试验阴性
C. 尿外观似无色，量常增多，比重较低，尿糖定性试验阳性
D. 尿外观似乳白色，量常增多，比重较高，尿糖定性试验阳性
E. 尿外观似乳白色，量常增多，比重较低，尿糖定性试验阴性
正常人的肾糖阈为多少mmol／L
A. 6.20
B. 6.86
C. 8.88
D. 10.80
E. 11.86
用班氏糖还原试验测定尿糖出现土黄色浑浊，有大量土黄色沉淀可判断为
A. +
B. ++
C. +++
D. ++++
E. ±
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