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题目：
单选题
AB超发现胰腺增大
B血清总胆红素、直接胆红素显著升高
CB超见肝内胆管扩张
DPTC见单侧肝内胆管扩张，另一侧不显影
ECT见肝内胆管扩张，肝门部有肿块
答案：
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有效的领导需要有科学理论的指导，更需要可操作的技巧和诀窍，它是科学和艺术的结合。()
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进入现场必须按照要求（）个人防护用品、施工人员应持上岗证上岗。作业人员进入施工现场（）饮酒。
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女性，78岁，7年前患带状疱疹，皮损痊愈后疼痛未缓解；曾服用多种止痛药物，疼痛缓解尚理想，但近日出现严重药物反应不良，无法继续服用止痛药物，疼痛加剧，患者处于歇斯底里状态。患者目前最宜采用的止痛方法是（）
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混凝土小型砌体工程防抗裂措施中，当顶层屋面板下设置现浇钢筋混凝土圈梁并沿内外墙拉通时，圈梁高度不宜（）
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下列情况不属于热工保护的是（）。
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A few years ago , a sad thing happened. A young American woman left her 21_______for career reasons; she moved far away. For this reason ,a 36-year- old 22_______father has custody of his two children , eleven and eight years old. He works long hours as a 23_______, including weekends. On his days off from work , he goes to a local 24_______college. He' s studying to 25 his job skills so he can make more money for his family. At night he does his homework at the same table as the 26_______. But who takes care of the kids in the evenings when their father is working or 27_______to school? His "extended family"- his mother , other 28_______, and his new girlfriend 29_______out as much as they can. He thinks his girlfriend , who is from Mexico , his home country , is good for his family. He doesn’t want to date "Anglos"or"Anglicized" women because he thinks they value their 30_______over motherhood. He wants a wife with traditional , religious values like his mother.
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《危险性较大的分部分项工程安全管理办法》（建质[2009]87号）规定：专项方案应当由施工单位技术部门组织本单位（）等部门的专业技术人员进行审核。经审核合格的，由施工单位技术负责人签字。实行施工总承包的，专项方案应当由总承包单位技术负责人及相关专业承包单位技术负责人签字。
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女性，38岁，手工业工人，右拇指疼痛，伸屈受限并弹响。最可能的诊断是（）.
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硫酸是属于质子酸。
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订单处理只是企业的一个附属业务流程。