填空题:A.people differ greatly in their ability to communicateB.the 题目分类:英语四级 题目类型:填空题 查看权限:VIP 题目内容: A.people differ greatly in their ability to communicateB.there are numerous languages in existenceC.Most public languages are inherently vagueD.Big gaps exist between private and public languages 参考答案: 答案解析: