has been和had been 有什么区别?能说详细一点吗,包括用法和典型一点的句子……
问题描述：
has been和had been 有什么区别?
能说详细一点吗,包括用法和典型一点的句子……
答
has been 系现在时，用于一般现在时
had been 系过去时，用于一般过去时
答
一个是现在完成时,一个是过去完成时
he has been worked in hospital
表示他过去在医院工作,现在有可能还在医院工作
单数或第三人称时用has
they have been worked in hospital
人称复指,第一二人称时用have
he had been worked in hospital
他过去在医院工作,现在不在了