@fengge0002 我感觉这个问题的回答和语言有关系，我把“我今天买了 3 个苹果，前天吃了一个，还剩几个”这个问题翻译成英文：
I bought three apples today and ate one the day before yesterday. How many apples are left?
咨询 chatgpt ，我是免费的用户，回答是没有问题的：
You have three apples now, and since you ate one before you bought them, you still have three apples left.