我们应该购买货物保险吗？
包括货物延期、丢失和损毁等。[{'character': '包', 'pinyin': 'bao1', 'highest pitch': 10.13, 'lowest pitch': 9.63, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '括', 'pinyin': 'kuo4', 'highest pitch': 10.13, 'lowest pitch': 7.52, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'character': '货', 'pinyin': 'huo4', 'highest pitch': 13.12, 'lowest pitch': 8.09, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '物', 'pinyin': 'u4', 'highest pitch': 8.6, 'lowest pitch': 6.58, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '延', 'pinyin': 'ian2', 'highest pitch': 8.25, 'lowest pitch': 6.03, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '期', 'pinyin': 'qi1', 'highest pitch': 9.69, 'lowest pitch': 8.25, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '丢', 'pinyin': 'diou1', 'highest pitch': 10.21, 'lowest pitch': 9.67, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '失', 'pinyin': 'shiii1', 'highest pitch': 10.25, 'lowest pitch': 9.67, 'duration': 0.28, 'prosody hierarchy': '#2'}, {'character': '和', 'pinyin': 'he2', 'highest pitch': 9.46, 'lowest pitch': 8.08, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '损', 'pinyin': 'suen2', 'highest pitch': 10.37, 'lowest pitch': 7.58, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '毁', 'pinyin': 'huei2', 'highest pitch': 10.37, 'lowest pitch': 7.12, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '等', 'pinyin': 'deng3', 'highest pitch': 7.49, 'lowest pitch': 5.06, 'duration': 0.33, 'prosody hierarchy': '#4'}]