letdefaultData=JSON.parse('{"title":{"part1":"C","part2":"Read and point"},"exercisesArr":[{"answerArr":[{"index":0,"val":"she"},{"index":0,"val":"will"},{"index":0,"val":"prepare"},{"index":0,"val":"some"},{"index":0,"val":"soap"},{"index":0,"val":"for"},{"index":0,"val":"dinner"},{"index":0,"val":"with"},{"index":0,"val":"me"}],"val":"she will prepare some soap for dinner with me.","picUrl":"http://staging-teach.cdn.ireadabc.com/9db9d97240bd50d77b432aa5f1cd0727.png","audioUrl":"http://staging-teach.cdn.ireadabc.com/919b2c150b41b3306869ebe78ecb70b3.mp3"}]}');
letdefaultData='{"title":{"part1":"C","part2":"Read and point"},"exercisesArr":[{"answerArr":[{"index":0,"val":"she"},{"index":0,"val":"will"},{"index":0,"val":"prepare"},{"index":0,"val":"some"},{"index":0,"val":"soap"},{"index":0,"val":"for"},{"index":0,"val":"dinner"},{"index":0,"val":"with"},{"index":0,"val":"me"}],"val":"she will prepare some soap for dinner with me.","picUrl":"http://staging-teach.cdn.ireadabc.com/9db9d97240bd50d77b432aa5f1cd0727.png","audioUrl":"http://staging-teach.cdn.ireadabc.com/919b2c150b41b3306869ebe78ecb70b3.mp3"}]}';