[{"itemType":"task","number":"1","published_number":"1","title":"\u516b\u5e74\u7ea7\u4e0a\u518c15.2\u5206\u5f0f\u4e58\u9664\u6cd5\u53ca\u5206\u5f0f\u4e58\u65b9","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2810","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:37","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u516b\u5e74\u7ea7\u4e0a\u518c15.2\u5206\u5f0f\u52a0\u51cf\u6cd5\u7684\u5e94\u7528","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2812","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u516b\u5e74\u7ea7\u4e0a\u518c15.2\u5206\u5f0f\u7684\u52a0\u51cf\u6cd5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2813","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:45","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u516b\u5e74\u7ea7\u4e0a\u518c15.2\u79d1\u5b66\u8bb0\u6570\u6cd5\u8868\u793a\u7edd\u5bf9\u503c\u5c0f\u4e8e1\u7684\u6570","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2814","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:50","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"\u516b\u5e74\u7ea7\u4e0a\u518c15.2\u8d1f\u6574\u6307\u6570\u5e42\u7684\u610f\u4e49","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2816","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:56","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true}]