主语从句的满分形式:把主语从句放到句末,在前面加it作形式主语
  It is common knowledge that...      这是一个常识...
  It is my believe that...    我认为...
  It is self-evident that...    ...是显而易见的
  It has been found that...    人们已经发现...
  It is beyond dispute that...      ...这是毋庸置疑的
  It is universality acknowledge that...    人们普遍认为、人们众所周知...
  It is generally agreed that...    人们普遍认为、人们众所周知...