The activation code can be found in the attached color pages of future education-related books or on the back of books. Students who buy books, please check the color pages or the back of the book attached. After finding the activation code, enter the activation code in the activation interface to activate it. Students who haven't bought books or want to activate exam subjects in other directions can click on the homepage software to buy and take photos of the baby on the webpage. After the payment is completed, the system will send the activation code to the examinee's mailbox. Candidates can activate the question bank with the activation code. All activation codes can activate the third edition question bank corresponding to the examination subjects, namely, stand-alone question bank, WeChat question bank and webpage question bank. Wechat question bank and web page question bank have the same data as the stand-alone question bank, but they are not synchronized. Specific activation and item bank introduction candidates can click on the homepage WeChat item bank and the webpage item bank to view it.