"他们的家里没有孩子吗？"
宋英夫妇无儿无女，生活非常节俭。[{'character': '宋', 'pinyin': 'song4', 'highest pitch': 10.38, 'lowest pitch': 9.8, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '英', 'pinyin': 'ing1', 'highest pitch': 10.68, 'lowest pitch': 9.74, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '夫', 'pinyin': 'fu1', 'highest pitch': 10.5, 'lowest pitch': 8.58, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '妇', 'pinyin': 'fu4', 'highest pitch': 9.13, 'lowest pitch': 7.72, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '无', 'pinyin': 'u2', 'highest pitch': 11.17, 'lowest pitch': 7.6, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '儿', 'pinyin': 'er2', 'highest pitch': 10.4, 'lowest pitch': 9.01, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '无', 'pinyin': 'u2', 'highest pitch': 11.17, 'lowest pitch': 8.48, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '女', 'pinyin': 'nv3', 'highest pitch': 11.11, 'lowest pitch': 4.93, 'duration': 0.37, 'prosody hierarchy': '#2'}, {'character': '生', 'pinyin': 'sheng1', 'highest pitch': 8.81, 'lowest pitch': 7.76, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '活', 'pinyin': 'huo2', 'highest pitch': 8.01, 'lowest pitch': 6.64, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '非', 'pinyin': 'fei1', 'highest pitch': 10.28, 'lowest pitch': 7.82, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '常', 'pinyin': 'chang2', 'highest pitch': 9.94, 'lowest pitch': 7.01, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '节', 'pinyin': 'jie2', 'highest pitch': 7.24, 'lowest pitch': 5.69, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '俭', 'pinyin': 'jian3', 'highest pitch': 7.22, 'lowest pitch': 4.19, 'duration': 0.33, 'prosody hierarchy': '#4'}]