[{"itemType":"task","number":"1","published_number":"1","title":"\u7b2c\u4e00\u8282 \u526a\u8f91\u57fa\u7840\u77e5\u8bc6","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1237","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:15","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u7b2c\u4e8c\u8282 \u526a\u8f91\u5165\u95e8","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1238","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:54","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u7b2c\u4e09\u8282 \u526a\u8f91\u6d41\u7a0b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1239","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:37","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u7b2c\u56db\u8282 \u526a\u8f91\u57fa\u672c\u64cd\u4f5c","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1240","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"\u7b2c\u4e94\u8282 \u89c6\u9891\u6ee4\u955c","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1241","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"6","published_number":"6","title":"\u7b2c\u516d\u8282 \u6c34\u58a8\u6548\u679c\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1242","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"7","published_number":"7","title":"\u7b2c\u4e03\u8282 \u7ec4\u5408\u6ee4\u955c\u97f3\u9891\u8f6c\u573a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1243","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"8","published_number":"8","title":"\u7b2c\u516b\u8282 \u89c6\u9891\u8f6c\u573a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1244","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"9","published_number":"9","title":"\u7b2c\u4e5d\u8282 \u5b57\u5e55\u6df7\u5408","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1245","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:00","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"10","published_number":"10","title":"\u7b2c10\u8282 \u7535\u5b50\u76f8\u518c\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1246","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:00","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"11","published_number":"11","title":"\u7b2c11\u8282","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1247","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:03","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"12","published_number":"12","title":"\u7b2c12\u8282 \u516c\u76ca\u77ed\u7247\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1248","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:00","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"13","published_number":"13","title":"\u7b2c13\u8282 \u516c\u76ca\u77ed\u7247\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1249","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:12","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"14","published_number":"14","title":"\u7b2c14\u8282 Pr\u57fa\u7840\u64cd\u4f5c","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1250","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:41","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"15","published_number":"15","title":"\u7b2c15\u8282\u591a\u673a\u4f4d\u526a\u8f91","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1251","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:13","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"16","published_number":"16","title":"\u7b2c16\u8282 \u5173\u952e\u5e27\u52a8\u753b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1252","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"43:00","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"17","published_number":"17","title":"\u7b2c17\u8282 3D\u6a21\u5f0f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1253","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:55","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"18","published_number":"18","title":"\u7b2c18\u8282 \u89c6\u9891\u5e03\u5c40","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1254","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:50","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"19","published_number":"19","title":"\u7b2c19\u8282 \u62a0\u50cf \u952e","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1255","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:27","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"20","published_number":"20","title":"\u7b2c20\u8282 \u526a\u8f91\u7406\u8bba\u77e5\u8bc6","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1256","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:55","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"21","published_number":"21","title":"\u7b2c21\u8282 \u526a\u8f91\u7684\u57fa\u672c\u539f\u5219","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1257","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:27","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"22","published_number":"22","title":"\u7b2c22\u8282 \u4f5c\u54c1\u70b9\u8bc41","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1258","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:20","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"23","published_number":"23","title":"\u7b2c23\u8282 \u4f5c\u54c1\u70b9\u8bc42","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1259","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:56","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"24","published_number":"24","title":"\u7b2c24\u8282 \u521d\u8bc6AE","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1260","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:27","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"25","published_number":"25","title":"\u7b2c25\u8282 \u56fe\u5c42\u4f4d\u7f6e\u5c5e\u6027","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1261","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:09","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"26","published_number":"26","title":"\u7b2c26\u8282 \u56fe\u5c42\u65cb\u8f6c\u5c5e\u6027","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1262","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:24","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"27","published_number":"27","title":"\u7b2c27\u8282 \u56fe\u5c42\u7f29\u653e\u5c5e\u6027","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1263","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:59","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"28","published_number":"28","title":"\u7b2c28\u8282 \u56fe\u5c42\u5c5e\u6027\u7efc\u5408\u8fd0\u7528","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1264","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:11","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"29","published_number":"29","title":"\u7b2c29\u8282 \u56fe\u5c42\u5c5e\u6027\u7efc\u5408\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1265","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:40","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"30","published_number":"30","title":"\u7b2c30\u8282 \u906e\u7f69","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1266","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:57","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"31","published_number":"31","title":"\u7b2c31\u8282 \u906e\u7f69","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1267","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:05","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"32","published_number":"32","title":"\u7b2c32\u8282 \u906e\u7f69\u7efc\u5408\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1268","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:06","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"33","published_number":"33","title":"\u7b2c33\u8282\u906e\u7f69\u7efc\u5408\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1269","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:30","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"34","published_number":"34","title":"\u7b2c34\u8282 \u6587\u5b57\u52a8\u753b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1270","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:49","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"35","published_number":"35","title":"\u7b2c35\u8282\u6587\u5b57\u52a8\u753b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1271","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:06","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"36","published_number":"36","title":"\u7b2c36\u8282\u906e\u7f69\u7efc\u5408\u6848\u4f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1272","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:25","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"37","published_number":"37","title":"\u7b2c37\u8282\u6587\u5b57\u52a8\u753b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1273","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:16","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"38","published_number":"38","title":"\u7b2c38\u8282\u521d\u8bc6\u4e09\u7ef4\u56fe\u5c42","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1274","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:56","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"39","published_number":"39","title":"\u7b2c39\u8282\u4e09\u7ef4\u573a\u666f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1275","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:59","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"40","published_number":"40","title":"\u7b2c40\u8282\u4e09\u7ef4\u573a\u666f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1276","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:57","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"41","published_number":"41","title":"\u7b2c41\u8282\u8f68\u9053\u8499\u7248","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1277","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:41","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"42","published_number":"42","title":"\u7b2c42\u8282\u8f68\u9053\u8499\u7248","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1278","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:26","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"43","published_number":"43","title":"\u7b2c43\u8282","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1279","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:56","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"44","published_number":"44","title":"\u7b2c44\u8282\u8ddf\u8e2a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1280","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:31","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"45","published_number":"45","title":"\u7b2c45\u8282\u8fd0\u52a8\u8ddf\u8e2a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1281","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:13","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"46","published_number":"46","title":"\u7b2c46\u8282\u8c03\u8272","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1282","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"49:04","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"47","published_number":"47","title":"\u7b2c47\u8282\u52a8\u611f\u7247\u5934","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1283","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:53","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"48","published_number":"48","title":"\u7b2c48\u8282\u626b\u5149\u6587\u5b57","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1284","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:26","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"49","published_number":"49","title":"\u7b2c49\u8282\u573a\u666f\u5339\u914d","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1285","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:14","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"50","published_number":"50","title":"\u7b2c50\u8282\u7c92\u5b50\u7279\u6548","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1286","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:24","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true}]