不挂科搜题免费

问题:

智慧职教: 优良的服务系统必须包含的四个要素:[填空(1)]  、 [填空(2)]  、[填空(3)

答案:

[{"SortOrder":0,"Content":"品质好","IsAnswer":true},{"SortOrder":1,"Content":"数量足","IsAnswer":true},{"SortOrder":2,"Content":"成本低","IsAnswer":true},{"SortOrder":3,"Content":"交货迅速","IsAnswer":true}]