change the tense of the following passage into the simple past .

It is Monday . Arun comes to the providence school as a teacher for the first time . The first person meets in the school George. he appear much younger than his age. Arun things he is a student. George smiles at Arun and text him to the classroom . all the students stand of the Greet George 'good morning' with a lot of enthusiasm. He introduce Arun to he is students. Arun discovered that George is also a teacher in the school. they become friends​