做对了，利用三角形外角等于不相邻内角和、以及直角三角形和等腰三角形知识求出答案。
1, ① How many red balls do you have?② What's the color of your thirty-six balls?③ Do you have thirty-six red balls？No，I don't.2，你的是对的3，How old are you?
