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女性，65岁，因外伤造成左侧胸部4～7肋骨多处骨折，呼吸时患处可能出现（）。
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当风力超过4级时，不应进行带电作业。
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患者，女，25岁。诊断原发性肾病综合征。病理类型微小病变。服雷公藤多苷片1mg/kg·d，可能出现的副作用有()
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企业拟投资一个工业项目，预计第一年和第二年的流动资产分别为1000万元和2500万元，两年相关的流动负债分别为500万元和1500万元，则第二年新增的营运资本投资额应为()万元。
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急性脊髓炎与脊髓压迫症（急性）最重要的鉴别点是前者通常无（）
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下面属于资金成本中的资金的使用费的是（）。
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心肺复苏中胸外按压的频率是（）
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前臂尺、桡骨双骨折青年患者，经手法复位失败，此时应采取的合理治疗，是（）。
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When Betty Burwood won the national lottery, she and her husband, Bill, moved into abeautiful big bungalow and she bought herself a very expensive pearl necklaceThe following summer, the Burwoods decided to throw a party. Early on the afternoonof the party, Betty took her new silk dress out of the wardrobe and put her expensive pearlnecklace on her dressing-table ready to put on in the evening. Then, she went to see how thepreparations for the party were goingThe catering company had just arrived - a cook, Mrs. Moore, and her two helpers,Nancy and Harriet. They were all in the kitchen unpacking the piles of boxes which they hadbrought with them. Soon, the fourth member of the team, Charlie Chivers, arrived on hisbicycleBy six o' clock, everything was ready. The garden looked magnificent - with smallround tables and colorful chairs and sun shades. The food and drink was all laid out in thekitchen, ready to be brought out when the guests arrivedAt ten past six, Betty went to her bedroom to get ready. She showered and put on herbest silk dress. It was when she was brushing her hair that she realized that her pearls werenot on the dressing-table. "Bill," she said, "have you moved my pearls?" "No, dear,"answered Hill, "where were they?" "1 put them on the drussing-tabie this afternoon andthey're not here now. ""Are you sure?" asked Bill. "Maybe you put them down somewhereelse, or maybe you,ye moved them"For a quarter of an hour they searched for the missing pearls, but couldn't find themanywhere. It was then that they decided they must call the policeSoon, Inspector Morgan arrived and started to question all the suspectsRead Passage 1 and then try to give short answers 协 Questions 1-5. Write your answers on theAnswer Sheeti. Why could Betty afford an expensive necklace?2. Why did she take her necklace out early in the day?3. How many people were there in the catering company?4. What do you think was in the boxes?5. Did the Burwoods call the police after they couldn't find the pear's?Read again and then fill in the following blanks numbered 6-10 with the information from the passage. Write you answers on the Answer Sheet
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汽轮机冷态启动时为什么先抽真空后再向轴封送汽？