题目内容：
A gulf remains between negotiators from the rich world, who are so skeptical they hope to see the treaty's ambitious provisions __________ , and those from poor countries, who want them __________
参考答案：
答案解析：
单选题：A gulf remains between negotiators from the rich world, who
- 题目分类：GRE
- 题目类型：单选题
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