◎ 题干
       材料一:据有关明清史料记载:“郑成功盘踞台湾多年,以海涛为巢穴……后因海滨各处奸民商贩,潜为资助……故严立通海之禁。”
       材料二:据《关于清朝海禁政策》审记载:乾隆年间“物产丰盈,无所不有”……“原不藉外夷货物,以通有无”。遂以“民欲易器,洋商错处,必致滋事”为由,继续实行“海禁”……为了抵制鸦片走私,雍正至道光连续颁布十五道禁烟令,并重申“海禁”。
请回答:
(1)根据上述材料归纳说明清政府实行“海禁”的原因有哪些?
                                                                                                                                                            
                                                                                                                                                            
(2)结合所学知识说明清政府实行“海禁”政策的后果。
                                                                                                                                                            
                                                                                                                                                            
                                                                                                                                                            
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“材料一:据有关明清史料记载:“郑成功盘踞台湾多年,以海涛为巢穴……后因海滨各处奸民商贩,潜为资助……故严立通海之禁。”材料二:据《关于清朝海禁政策》审记载:乾隆年间“物产丰盈…”主要考查了你对  【闭关锁国】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。