Mrs. Finin is not old. She is about forty years old, about the same age as Joe Bennet's Aunt Kitty --Aunt Kitty. When she was young, she was said to have practiced Kung Fu iron sand palm. No matter how difficult the students in the school are, they fall into her hands, and they would have a hard time, so she got the nickname "Mrs. Finin".

As Mrs. Finin walked into the classroom, the noisy classroom was suddenly silent. Joe Bennet sat in his seat with his neck down, and it was rare for him to be quiet.

"Let's review yesterday's lessons at will. Remember, don't make trouble, don't make...