《对不起》是周杰伦的一首歌曲，收录于2001年发行的专辑《范特西》。这首歌曲的歌词描述了一段感情中的无奈与失落，以及分手后的后悔与道歉。歌曲中反复出现的“对不起”字眼，表达了对过去错误的懊悔以及对美好时光的怀念。整首歌曲的旋律优美，歌词充满情感，让人产生共鸣。
疑问句是实际交流中常用的句式,疑问句分为一般疑问句、选择疑问句、特殊疑问句和反意疑问句。
一般疑问句通常用来询问一件事情是否属实。
疑问句句子:Have you been living here? Can''t he drive? Is he not a student?Shall we leave at six or seven?who is singing in the room?whose bike is broken?what class are you in?Who is from Canada?I don''t think he is bright,is he?We believe she can do it better,can''t she?It is impossible,isn''t it?He is not unkind to his classmates,is he?