浇铸时出现（）状况时，立即停止浇铸. ["结晶器冷却水减少报警","漏钢","溢钢"]
有学者认为：1917年革命的深远历史根源在于俄国现代化道路的特殊性，以及由这种特殊性所造成的矛盾。这种矛盾最主要是指（） ["资产阶级与无产阶级之间的矛盾","资本主义工业化与落后的制度之间的矛盾","一战后战胜国与战败同之间的矛盾","资产阶级临时政府与工兵代表苏维埃的矛盾"]
Which three statements are true when configuring Cisco IOS Firewall features using the SDM？ （） ["A custom application security policy can be configured in the Advanced Firewall Security Configuration dialog box.","An optional DMZ interface can be specified in the Advanced Firewall Interface Configuration dialog box.","Custom application policies for e-mail， instant messaging， HTTP， and peer-to-peer services can be created using the Intermediate Firewall wizard.","Only the outside （untrusted） interface is specified in the Basic Firewall Interface Configuration dialog box.","The outside interface that SDM can be launched from is configured in the Configuring Firewall for Remote Access dialog box.","The SDM provides a basic， intermediate， and advanced firewall wizard."]
Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?（） [" designated ports."," duplex operating mode."," fast mode ports."," root bridge."," root ports."," BDPU priority."]
患者，女，34岁。因咳嗽、发热2天到卫生院就诊，经诊断为上呼吸道感染，给予肌内注射链霉素0.5g。10分钟后，患者面色苍白，呼吸急促，继而抽搐、昏迷，即行紧急抢救，40分钟后，呼吸心跳停止。患者死后，其家属认为该院未对患者作皮试就行注射，是院方责任。这是否属于医疗事故？为什么？
（）是公认的道家创始人。
