while my former teacher had been patient with all of students,my new teacher quickly punished those
问题描述：
while my former teacher had been patient with all of students,my new teacher quickly punished those
这里的had been patient 是过去完成时的的被动语态吗
答
不是,patient 是形容词,不是动词.是过去完成时.那had been patient 是什么结构系表结构。