she has already aired the room she aired it this morning.这句是一般过去时,这种情况是不用加has吗?

问题描述:

she has already aired the room she aired it this morning.这句是一般过去时,这种情况是不用加has吗?
she has already aired the room
she aired it this morning.这句是一般过去时,这种情况是不用加has吗?还是加也可以的?

这句话就应该是过去式
就好比说 我吃过饭了 我8点吃的,前一句就是完成时表示状态,后一句过去式解释发生的时间