[{"itemType":"task","number":"1","published_number":"1","title":"\u81ea\u52a8\u7cfb\u7edf\u7684\u7ec4\u6210","result":"","resultStatus":"","lock":false,"status":"published","taskId":"873","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"43:15","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u88ab\u63a7\u5bf9\u8c61\u7684\u63cf\u8ff0","result":"","resultStatus":"","lock":false,"status":"published","taskId":"874","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"30:02","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u5e38\u7528\u7684\u68c0\u6d4b\u4eea\u8868","result":"","resultStatus":"","lock":false,"status":"published","taskId":"875","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:56","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u63a7\u5236\u5668\u53ca\u63a7\u5236\u89c4\u5f8b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"876","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"33:18","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"\u6267\u884c\u5668\u6982\u8ff0","result":"","resultStatus":"","lock":false,"status":"published","taskId":"877","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:47","activityEndTime":"","fileStorage":"local","isTaskTryLookable":0,"isSingleTaskLesson":true}]