Su Li: "Why did you write "Study well" to me back then?" Lin Youchen: "No reason, I just wanted to see you confused." Teacher: "Cheng Yan, we haven't seen each other for a few days, why are we so unfamiliar?"
Cheng Yan: "Teacher, you haven't been cheap for a few days, you are really unfamiliar!" Jiang Yu and An Jingsheng raised their eyebrows together: Cheng Yan, you are mentally retarded! !
This is their youth and story.