from Pediatrics Class 3. I have some medical knowledge that I'd like to share with you. Would you be willing to give me your contact information""If you don't understand, ask the teacher." Suddenly,...turned the camera."Did you guys fight" Si Yechen's voice held concern, "Are you hurt""No."Perhaps fearing he might be worried, Ou Yan added, "Just a few small-time thugs."" Aheng was surprised. The bo...