The Earth moves around the sun.（He told the students）改宾语从句

The Earth moves around the sun.（He told the students）改宾语从句
The Earth moves around the sun.（He told the students）改宾语从句

The Earth moves around the sun.（He told the students）改宾语从句
He told the students that the earth moves around the sun 客观事实 从句时态不变 还用一般现在时

He told the students that the Earth moves around the sun. 地球围绕太阳转是客观规律，所以依然用一般式

He told the students (that) the Earth moves around the Sun.

He told the students that the earth moves around the sun.