the cost of living的live为什么是现在分词

the cost of living的live为什么是现在分词 the cost of living,为什么要用live的ing形式 the cost of live 和the cost of living有什么区别? THE COST OF LIVING怎么样 生活的昂贵成本 THE HIGH COST OF LIVING怎么样 the costs of living?the cost of living? live的现在分词 living costs与the cost of living一样吗?cost是可数吗,后面可以加s吗? cost of living的中文意思 Cost Of Living 歌词 The traffic is heavy and the cost of living is 美语的两个疑问 The cost of living is ten-fold what is used to.what