龙虎公式打法简介：The dean of students, Lao Song, walked in. He usually looked ferocious in everyone's eyes, but today he actually had a smile on his face. However, it would be better to keep a straight face without smiling. It was really scary.
The dean of students, Lao Song, walked in. He usually looked ferocious in everyone's eyes, but today he actually had a smile on his face. However, it would be better to keep a straight face without smiling. It was really scary.
