What did you do three days ago?（做出回答）

What did you do? What did you do? what did you.do what did you do What did you do what did you do yesterday? What did you do yesterday? what did you do today? What did you do there what did you do here? What did you do with What did you do next? what do you do?what did you do?what do you did?怎么区别, 9年级英语选哪个帮帮忙（说明理由啊）谢谢Thre are many people downstairs .WHAT do you think_________-Thre are many people downstairs .WHAT do you think_________-? A to happen B happening C is happened D has happened9 what did you do 和 what you did 的区别 when did you do和what did you do 区别 what did you do on sunday .what elsewhat did you do on sunday.what else did you do. What did you do yesterday?快,