Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are true?（） [" The DHCP Discover message uses FF-FF-FF-FF-FF as the Layer 2 destination address."," The DHCP Discover message uses UDP as the transport layer protocol."," The DHCP Discover message uses a special Layer 2 multicast address as the destination address."," The DHCP Discover message uses TCP as the transport layer protocol."," The DHCP Discover message does not use a Layer 2 destination address."," The DHCP Discover message does not require a transport layer protocol."]
根据《蒸汽锅炉安全技术监察规程》的规定：对于有过热器、省煤器、再热器的锅炉，必须保证哪个部位的安全阀最先开启（） ["锅筒","再热器","过热器","省煤器"]
专业技术人员作为在社会中担负重要职责的特殊人才，同时又作为各种创新活动的参与实践者，必须具备（）、（）、（）的创新能力。 ["做出新成果","发现新事物","解决新问题"]
双联安全注意事项有（）。 ["严禁进入溜槽清扫受煤糟的残煤.异物在运行中，发现有爆炸物.铁件.石头等物清理时必须停车进行","双联岗位属禁火区，严禁吸烟","动火时必须办理动火证，并设一定量的灭火器材","严禁民工上篦子清煤，但正式工可以"]
短篇小说《大围巾》的作者是（），她是个颇有成就的（）女作家。
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