You closed the door, did you? This is very different in tone. It suggests a skeptical, …
By this reasoning, “did you use to” is the only correct form. This is the conservative …
What did you do-> it means your friends or family doesn't know what you did or they …
did you"did you" is asking about something in the past which is not happening right now. …
did you rememberDid you remember is asking if someone remembered to do something in …
更多内容请点击:"what have you done?" 和 "what did you do" 和有什么不一样 ...