世界著名的四大切花分别是（）。 ["牡丹","菊花","月季","康乃馨","唐菖蒲"]
You plan to implement Hyper-V Virtualization to test applications. In the test environment， you will take frequent snapshots of virtual machines （VMs）. You need to recommend which disk types you should use for the planned deployment of the VMs. Which disk types should you recommend？（） ["fixed-size","dynamically expanding","pass-through","differencing"]
下列属于驱逐性警械的有（） ["警棍","高压水枪","特种防暴枪","手铐","警绳"]
经济合同当事人之间发生纠纷时，双方可以约定：请求仲裁或向法院起诉，二者只能选其一。
《中华人民共和国特种设备安全法》规定，特种设备使用单位应当建立（）等安全管理制度，制定操作规程，保证特种设备安全运行。 ["财务管理","岗位责任","隐患治理","应急救援","清洁卫生"]
必然规律
