C249 What Happened to You?
She patted her best friend on the shoulder and comforted her: "It's true that you can't be careless in this field. What the professor said makes sense. You really have to change your sleep during class. If you say that you don't understand, it's not just you. Me too. Let's find a time and go to the library! "
Sighing, Mo Wanwan did not want to leave her best friend and could only nod her head