What did you do ( )the end?A.at B.on C.during D.in

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, what did you do 和 what you did 的区别 when did you do和what did you do 区别 Can you tell me ____?what did you do what you did it do what are you doing what you are doingCan you tell me ____?A.what did you do B.what you did it do C.what are you doing D.what you are doingIt's cold outside ,you must _____ your coat.A.put in B.t what did you do on sunday .what elsewhat did you do on sunday.what else did you do. What did you do yesterday?快,