5. Urges Member States and organs and bodies of the United Nations system to ensure that they are represented at the highest appropriate level on, and to participate actively in the work of, the Ad Hoc Committee of the Whole and in the plenary meeting;
5. 促请会员国和联合国系统各组织和机关确保派适当的最高级别代表参加特设全体委员会和全体会议并积极参加工作；