单项选择题 联合国托管领土唯一被划为战略区域的领土是哪里？（）

单项选择题 在成员资格的取得上，联合国采取什么原则？（）

单项选择题 In the event of a conflict between the obligations of the Members of the United Nations under the present Charter and their obligations under any other international agreement，their obligations under the present Charter shall prevail 这条规定体现了宪章的哪项原则？（）