It seems that she is very sad=She is seems to be very sad.吗好多人说不能在seem前加is,为什么?
问题描述：
It seems that she is very sad=She is seems to be very sad.吗好多人说不能在seem前加is,为什么?
答
seem是感官动词,属于谓语成分,is 是be动词,也属于谓语,一个句子中怎么可以有两个谓语呢?