You can shoot the topic page by page and upload it directly. So you can ask someone else to write it for you. Then, try harder and write quickly. That verbal calculation shouldn't be too much trouble. . . . Actually, there is another way. . . . . . That's right. . . . . Buy yourself another book to do oral calculations, and there will be answers in it. . . . Of course, if the Xinhua Bookstore near your home has this book, and you don't need to buy it online, then you can copy the answer directly from the bookstore. . . . . . . . Now, what I want to say is that since you are a good student, you should write it yourself. It is not good to be opportunistic. . . . .