it is commanded that ...
it is told that ...
it can be that ...
有这样的结构吗？表示什么意思？

      【答】

       It was thought that she was a spy. 人们认为她是个间谍。（摘自《牛津英语用法指南》第四版63节）

       It was felt that he was the right man for the job. 人们觉得，他是做这项工作的合适人选。(同上)

       It is said that his company is in trouble. 据说，他的公司陷入了困境。（同上）