Guan Yuyan is joking.

Let the students give advice to the teacher. "Teacher, you ..." In the class, a beautiful woman, Rosa, especially. "How am I?" The teacher quickly set the tone. "What advantages do I have? Tell me." This makes the beauty more hesitant. The teacher continued to inspire: "Say it, don't be afraid, I can hold on!" " I don't know from which corner of the classroom came a sentence: "We can't stop." Students laugh. After the laughter stopped, the teacher said sternly, "Remember this day, I was the only time you bit it through your throat." . "Is that the hero?