he have been used to living alone in the last few years .中have been 的作用于意思?

问题描述:

he have been used to living alone in the last few years .中have been 的作用于意思?

是has been吧..
has构成完成式结构 been 是be的过去分词
be used to doing sth 指过去习惯于做某事
这句话的意思是:在过去的几年里,他已经习惯独自生活