+++ post:/Class/answering zytype#例（素材：material,习题：exercises,课程：course,作业：homework） bigint:zyid=0#相应资源类型对应的id bigint:classid=0#班级id bigint:kcid=0#课程id int:type=0#1：抢答，2：随机答 <<< success { "ret": 0, "msg": "ok" } <<< error { "ret": -1, "msg": "验证失败" } +++