there is already an application running.这里running是现在分词吗?可以转化

there is already an application running.这里running是现在分词吗?可以转化 there is already an application running.Cannot start another The application is already running是什么意思 there seems already an instance running 为什么run的现在分词是running? they see a man running.这里running在这里是充当什么成分?是分词做补语吗? AN instance of the game is already running The program is already running they are running.running是现在分词?动名词?现在进行时? running running running running running running running 的意思是 i see a dog running across the field.中请问running是动名词还是现在分词? run的现在分词running前面要加be吗?