根据 消费者权益保护法 的相关规定 下列哪些表述是错误的 多选题 4分 A 甲在某珠宝店购买一枚钻戒用于求婚 产品标识显示原产地为南非 纯度99 后经过鉴定机构检验 纯度60 女友因此拒绝甲的求婚 甲最多可要求珠宝店赔偿钻石价格2倍的赔偿 并附加精神损害赔偿B 乙在出差期间于当地电器城购买一台平板电脑 3日后发现屏幕有裂痕 乙可以主张电器城退货 必要的运费也由电器城承担C 丙购买了一台洗衣

问答题在 情况下 社会养老保险为两部分 社会统筹和个人账户部分 前者实行现收现付制 后者实现完全累积的财务制度

问答题特殊企业是指依特别法 专门法规或行政命令设立和运作的企业 特殊企业存在的领域通常包括

问答题患者王某 清晨空腹跑步时发生头晕 恶心 乏力 面色苍白 心悸 出冷汗 喝了糖

问答题不属于原核生物转录空泡结构成分的是 1分 RNA聚合酶 新生RNA链 DNA编码链 转录因子 DNA模板链

问答题根据鲨类动物疫病防治规范使用营养全面品质良好的饲料畜禽养殖应使用清洁饮水鼓励采取

问答题By the time you get to the office lall the documents f the meeting 1分 was preparing prepared had prepared will have prepared

问答题The streets were emptythe policemen on duty 1分 besides except excepting except f

问答题By the end of this year MrSmithin our company f exactly three years 1分 is wking has wked will wk will have wked

问答题Will youme a fav please My luggage is too heavy 1分 do take give bring

问答题would rather him until l'm absolutely sure that he is trustwthy 1分 rely on believe count f rely in

问答题羊的序种类代码是

问答题Tom's parents behavi as well as their wds a key effect on him during the past twenty years 1分 have have had has had Has

问答题We wked out two plans f the business of which the manager felt content with though 1分 eitherbothneither0none

问答题国家鼓励和支持建立农产品质量安全信息员工作制度协助开展工作

问答题官方虽以跨省工作领导人的注销原则