After the second class, Xiao Yi came to the office. Chen Li, the head teacher of class one or two in senior high school, was chatting with Anna, the new teacher, about her students.

"Mr. Anna, how did you feel in the first class? Did our students in grade one or two give you any problems?"

"well, it's OK." Anna said with a smile, "these students are pretty good. They are very serious in class."

"Oh?" Chen Li was surprised to hear Anna say that. Are those naughty students good? Are you serious in class?

looking at the surprised look on Chen Li's face, Anna smiled a little and said,...