Afternoon, sir. Where to? -- （） ["Please get me to the airport","please pick me up next time","I’ve been to the airport","The plane will take off in an hour"]
以下属于Cr不锈钢的钢种有（）。 ["1Cr13","2Cr13","ML35","3Cr13","ER308L"]
简述设备、材料采购中的公开招标方式的具体内容。
班组职业道德是班组及其职工在生产经营活动中应遵循的（）的总和。 ["行为规范","工作制度","规章制度","管理制度"]
注意保健口腔卫生，临睡前（）。 ["不喝浓茶","不喝烈性酒","不吸烟","以上都对"]
商鞅变法历时多久？
