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问题 多项选择题

有下列情形之一的，企业负有责任（）

A.资质审查不严，项目承包方不符合要求

B.在开工前未对承包方负责人、工程技术人员和安监人员进行全面的安全技术交底，或者没有完整的记录

C.对危险性生产区域内作业未事先进行专门的安全技术交底，未要求承包方制定安全措施，未配合做好相关的安全措施（包括有关设施、设备上设置明确的安全警告标志等）

D.未签订安全生产管理协议，或者协议中未明确各自的安全生产职责和应当采取的安全措施

答案

参考答案：A, B, C, D

单项选择题

阅读下面短文，从短文后各题所给的四个选项（A、B、C 和 D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

                                    A Heroic Driver

Larry works with Transport Drivers. Inc. One morning in 2009. Larry was  41

along 165 north after delivering to one of his    42   . suddenly, he saw a car with its bright lights on.    43    he got closer, he found 44    vehicle upside down on the road. One more look and he noticed    45    shooting out from under the    46    vehicle. Larry pulled over, set the brake and    47   the fire extinguisher (灭火器). Two good bursts from the extinguisher and the fire was put out.

The man who had his bright lights on    48    and told Larry he had    49    an emergency call. They    50    heard a woman’s voice coming from the wrecked (毁坏的) vehicle.    51   the vehicle, they saw that a woman was trying to get out of the broken window. They told her to stay    52    until the emergency personnel arrived,    53    she thought the car was going to    54   . Larry told her that he had already put out the fire and she should not move    55    she injured her neck.

Once fire and emergency people arrive, Larry and the other man    56    and let them go to work. Then, Larry asked the    57    if he was needed or    58    to go. They let him and the other man go.

One thing is    59   —Larry went above and beyond the call of duty by getting so close to the burning vehicle! His    60    most likely saved the woman’s life.

47（）

A.got hold of

B.prepared

C.took charge of

D.controlled
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单项选择题

假定3人一天可生产90单位产品，4人一天可生产130单位产品，那么( )。

A．平均可变成本是下降的

B．劳动的边际产量大于平均产量

C．平均可变成本是上升的

D．劳动的边际产量小于平均产量
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