考古界人士常说：“汉墓十室九空”。“沉海昏，立吴城”在鄱阳湖边流传了1600多年。近年来，鄱阳湖出现了史上少有的低水位，让海昏侯墓呈现在人们面前。下图为鄱阳湖周边地区地质剖面图。完成下列各题。
Here is a picture. It is a picture of my 1 This is my 2. My quilt is on it. Two baseballs are under it. They are white 3. Look at my desk. A4is on it. I like computer games. A 5is on it, too. It's 9:00. My 6is in my schoolbag and two7are in it. My books are8the floor. My keys are in the desk.9is my ID card? Do you10? Oh, it's in my English book. I like my room. It's nice.
一起掷、，得到两个数．想一想，它们的和可能有哪些？可能有15吗？为什么？
若y+22x-1＞0，且x+y=5，则x的取值范围是____
、
，得到两个数．想一想，它们的和可能有哪些？可能有15吗？为什么？