In principle, no matter what method you use, as long as the answer is correct, you should get full marks. But after all, people read papers, and the actual score often has a lot to do with the level and thinking method of the marking teacher. This is not a question of whether it can be set to 1. (In fact, you don't have to get full marks or even scores to answer the correct questions. )。 (In principle, it can be set not only to 1, but also to 5,20-)