Question

it's reported that 的变体？

it's reported that...变成sth. is reported to do的时候，这个不定式是什么用法啊？为什么要用不定式呢

Answer 1

是一个主语从句，it是形式主语，后面的that引导的是真正的主语从句。意思是据报道。例如，
It's reported that he played an important part in the research. 据说他在研究当中起了非常大的作用。
这个句子可以把它改成宾语从句。
例如，People report that he played an important part in the research. 人们报道说他在研究中取得重要的作用。

Answer 2

• 据信... 据报道... 例句： 1、It's reported that the rate is rising. 据报导这个比例仍然在上升。 2、It's reported that we must be cautious about earthquakes nowadays. 报纸上说我们最近需提防地震。 3、It 's reported that it 's going...