+++ get:/homework/Correct *int:classid= #学生班级id *int:kcid= #作业id *int:xtid= #习题id *int:uid= #学生uid *int:ytlx= #用途类型（1：基础习题，4：扩展习题） <<< success { "ret": 0, "msg": "ok", "sys_id": "11732", "uid": "1034145308280422917", "is_true": "3", "flag": "0", "accuracy": "0.67", "score": "10", "descript": "这是答案 图片移动端自己生成", "is_txt": "1", "image": "xx78", "audio": [ { "serverpath": null, "savename": null, "convert_status": null, "preview_link": null } ] } <<< error { "ret": -1, "msg": "参数错误或者未定义" } +++