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问题 判断题

耐火材料具有高机械强度，以抵抗机械磨损和冲击破坏。

答案

参考答案：对

单项选择题 A1/A2型题

男，65岁。冠状病史10余年，冠脉造影检查后，出现恶心、纳差，BUN22mmol/L，Cr230mmol/L，HGB11.8g/dl，尿量500mL，BP140/80mmHg，最可能的诊断是（）。

A.慢性肾衰

B.急性肾衰

C.缺血性肾病

D.过敏性间质性肾炎

E.良性肾小动脉硬化
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填空题

Questions 14-18


·Using the information in the text, complete each sentence 14-18, with a word or phrase from the list below.
·For each sentence (14-18), mark one letter (A-G) on the Answer Sheet.
·Do not mark any letter twice.
  • A. $150
  • B. safe
  • C. agreements
  • D. drivers who can’t drive on because of the flat tire
  • E. a flat tire
  • F. provide a kind of temporary support to the flat tire
  • G. more than $150

The advantage of such a new product is that it is ______ and can be used in almost any type of vehicles.
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