Paragraph Two Many people have dreamed of a world in which all people could speak and understand the same language. They feel that many of the difficulties that exist between the nations of the world could be eliminated if people could communicate with each other in a common tongue一the one newly created solely for the purpose of international communication. Global need of an a______language.
【正确答案】：available
【题目解析】：该段主要描述了许多人梦想着所有人可以说同样语言的世界，即“世界需要一种通用的语言”，空白处缺少的是“通用的”，而available就有“通用的”意思。
