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【单选题】
根据《安全生产许可条例》，施工企业安全生产许可证(2016年一建项目管理真题及解析)A.
有效期为2年
B.
有效期届满时经同意可以不再审查
C.
要求企业获得职业健康安全管理体系认证
D.
届满后3个月内办理延期手续
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皮皮学刷刷变学霸
举一反三
【简答题】(1) 试指出普通螺栓联接、螺柱连接和螺钉连接的结构特点,各用在什么场合 ?
【单选题】The committee reported its findings after a thorough investigation.
A.
things that are found
B.
decisions
C.
results of an enquiry
D.
files
【简答题】The missile was about (launch) ______ when an error was found with its control system.
【简答题】影响药物效应的剂型因素包括哪些?
【单选题】Nowhere in nature is aluminum found free, owing to its always ______ with other elements, most commonly with oxygen.
A.
being combined
B.
having combined
C.
to combine
D.
combined
【单选题】He found ___________ hard to finish the work in such a short time.
A.
that
B.
this
C.
it
D.
its
【简答题】欧阳修在《醉翁亭记》中,用排偶句“ , ”,描绘出两幅对比鲜明的画面,准确而生动地写出了琅琊山有晦有明、交替变化的朝暮景象。
【单选题】Scott found_________ difficult to solve the problem.
A.
its
B.
it’s
C.
its’
D.
it was
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