I did it the day before yesterday怎么解释

I did it the day before yesterday怎么解释 I did it the day这里填什么 yesterday it was sunday the day before yesterday --Where did you go the day before yesterday?--I( ——)Shanghai i bought()the day before yesterday I saw ( ) the day before yesterday. what did you do the day before yesterday 同义句 Did you r______ her letter the day before yesterday? What did happen to you the day before yesterday?(改错) we did our homework the day before yesterday.(改疑问句) The day before yesterday. the day before yesterday