have been和have gone的区别

例句：There have been some problems but basically it's a good system.虽然出现过一些问题，但这基本上仍不失为一个好系统。His family have been a very positive influence on him.他的家庭对他有十分良好的影响。In the normal course of events she would have gone with him.要是事情发展顺利的话，她已同他一块儿走了。