1. Take the class as a unit, bring the "big nerd" back to your class and start the "Little Doctor's Interesting Knowledge Competition" (1). (The big geek is in the lobby of Moore University) (2) Go to the lobby of Moore University, click on the book on the ground, and prompt Moore to open the classroom warehouse. (3) Open the classroom warehouse, and find that the big geek and the little doctor hat (test assistant) have been added. (4) Click "Big Book Monster" to answer the question. 2、