it's true that he is a good student .=that he is a good student is true.=...are they equal it's true that he is a good student .=that he is a good student is true.=he's a good student that is true.=that it is true he's a good student .are they equal

it's true that he is a good student .=that he is a good student is true.=...are they equal it's true that he is a good student .=that he is a good student is true.=he's a good student that is true.=that it is true he's a good student .are they equal
it's true that he is a good student .=that he is a good student is true.=...are they equal
it's true that he is a good student .=that he is a good student is true.=he's a good student that is true.=that it is true he's a good student .
are they equal
thanks!

it's true that he is a good student .=that he is a good student is true.=...are they equal it's true that he is a good student .=that he is a good student is true.=he's a good student that is true.=that it is true he's a good student .are they equal
第一句是对的,第三句最好在student 和that 中间加个and.其它的表达都是不准确的语法

similar meaning, but not exactly same meaning.