If students want to find e-books, they can go to the academic search of the book show and the database of superstar digital books. According to the query, the examination question bank is searched, and the academic search of superstar digital books and reading shows is an open database for students, and students can log in to find information. Therefore, if a student wants to find an e-book, he can go to the academic search of the book show and go to the database of superstar digital books.