[{"itemType":"task","number":"1","published_number":"1","title":"\u5305\u654f\u82b3\uff1a\u5fb7\u80b2\u7279\u8272\u5de5\u4f5c\u6c47\u62a5_01","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1578","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"16:34","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u5305\u654f\u82b3\uff1a\u5fb7\u80b2\u7279\u8272\u5de5\u4f5c\u6c47\u62a5_02","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1579","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:27","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u5305\u654f\u82b3\uff1a\u5fb7\u80b2\u7279\u8272\u5de5\u4f5c\u6c47\u62a5_03","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1580","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"16:59","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u5305\u654f\u82b3\uff1a\u5fb7\u80b2\u7279\u8272\u5de5\u4f5c\u6c47\u62a5_04","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1581","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"18:38","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true}]