Did you havedinner?为什么要用have

Did you havedinner?为什么要用have did you Did you marry/Have you married为什么是错的 you at home yesterday evening为什么是Were不是Did what did you get for christmas为何用for 把What did you do last Sunday?Did you watch TV yesterday?Which sweater is the smallest?翻译为中文 do you ever practice conversation with friends?为什么是DO?而不是DID?--------did you ever practice conversation with friends? What did you say? Did you ______ smoke? Did you have fun? Did you read interesting When did you leave? What did you do? Did you have lunch? Where did you Where Did You What did you do? what did you.do