Elementary school begins with the first grade, and then proceeds through either grades five or six, depending on the system.
初级教育从一年级开始，再根据不同的体制逐步升到第五或第六级。
The land quality in Xianyang downtown area is divided into five grades, the second grade land is the biggest one, followed by the first, third, fourth and fifth grade of land.
咸阳市区土地质量可分五等，以二等地面积最大，一等地次之，三、四、五等地面积较小。
The land quality in Xianyang downtown area is divided into five grades, the second grade land is the biggest one, followed by the first, third, fourth and fifth grade of land.
咸阳市区土地质量可分五等，以二等地面积最大，一等地次之，三、四、五等地面积较小。
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