第10题: [单项选择]"When they drove down into the city centre, they found it was not so peaceful after all!" This means ______. A. it was very noisy B. there was a lot of traffic C. it was less quiet than it had looked D. it had become very noisy since it was first built 参考答案:C 答案解析:第一段谈到:当他们站在山顶,俯瞰牛津城时,这座城市“looked as peaceful as when they were first built,hundreds of years ago”。但当
第25题: [单项选择]患者女,27岁,上前牙牙龈反复出现瘘管1年,经多次搔刮及烧灼瘘管无明显好转。查体见左上1烤瓷全冠修复,唇侧龈方见针尖大小脓点,略红肿,X线片显示根管内冠1/3铸造桩影像,根尖3mm欠充填,根尖区见阴影
。进行以上治疗前或治疗过程中应注意 () A. 查血常规及凝血 B. 小心取出根桩避免根管侧穿孔 C. 注意保护正常黏膜 D. 全身应用抗生素 E. 扩大瘘口便于排脓 参考答案:B
第35题: [单项选择]某企业存货的日常核算采用毛利率法计算发出存货成本。该企业2011年1月份实际毛利率为20%,2月1日的存货成本为1000万元,2月份购入存货成本为2000万元,销售收入为2000万元,销售退回为500万元。该企业2月末存货成本为( )万元。 A. 1800 B. 1000 C. 1500 D. 2000 参考答案:A 答案解析:[解析] 本题主要考核毛利率法计算存货成本。销售毛利=(2000-500)×20%=300(万元),2月末存货成本=1000+2000-(2000-500-300)=1800(万元)。