A fuel line breaks，sprays fuel on the hot exhaust manifold，and catches fire. Your FIRST action should be to（）. ["batten down the engine room","start the fire pump","apply carbon dioxide to the fire","shut off the fuel supply"]
夫妻书面约定婚姻关系存续期间所得的财产归各自所有，女方因（）等承担较多义务时，有权在离婚时要求男方予以补偿。 ["抚育子女","照料老人","协助男方工作","从事家务"]
经营者以店堂告示免除其损害消费者权益民事责任，店堂告示的内容（） ["有效","可撤销","无效","效力待定"]
如何缴纳失业保险费？
经营者提供商品或者服务时的“三包”义务是指（） ["法定的包修、包换、包退","法定或约定的包修、包换、包退","法定的包修、包换、包赔","法定或约定的包修、包退、包赔"]
论述广告艺术和纯粹艺术的区别。
