did you sing English songs two years ago?改为特殊疑问句
问题描述：
did you sing English songs two years ago?改为特殊疑问句
答
如果是对song提问的话,下面小样7572的回答是没错的.如果是对“做什么事”提问的话,我认为应该是What did you do two years ago.