我问的是句子分析,it is 是形式主语吗?想知道句子结构it is widely believed there are several positive aspects as follows
问题描述：
我问的是句子分析,it is 是形式主语吗?想知道句子结构
it is widely believed there are several positive aspects as follows
答
这里it 是做形式主语的,指代后面的
there are several positive aspects as follows
其实 it is widely believed there are several positive aspects as follows
就是 there are several positive aspects as follows is widely believed .
类似的有 ：
It is said/thought/known/reported/estimated/believed/ (that)+从句