they asked who the man was that was waliking the dog.为什么有两个was,为什么有that

they asked who the man was that was waliking the dog.为什么有两个was,为什么有that
they asked who the man was that was waliking the dog.为什么有两个was,为什么有that

they asked who the man was that was waliking the dog.为什么有两个was,为什么有that
他们问正向狗走去的那个男人是谁.
这是一个复合从句：宾语从句中套定语从句.
第一个was是宾语从句中的系动词,第二个was是定语从句的进行时was walking.
that.是the man 的定语,因为关系代词that 在定语从句中做主语,所以是替代了who.