1When()you()it?A did;do B have;been doing C are;doing D have;done2They()about the results of the experiment.A excited B were excited C were exciting D have exciting

when did you have it When did you [ ] a meeting? When did you do it? I ( ) it a moment ago.A.have done B.am doingC.done D.did 英语 Can you tell me__________?A.when did it happen B.when it happened C.when was it happened D.when it was happened为什么不是D 19.What a new computer!Can you tell me__?Just the day before yesterday.A.how much you paid for it B.how much did you pay for it C.when you bought it D.when did you buy it when did you have a party?what was it for?怎么回答? When did you find it ?的意思A missing B miss C losing D lose When did you become a pioneer? When did you arrive in Shanghai?--- It was five____ i arrived there/A.when B.that C.whichD.at which where it did not getwere getting their nests readydoor when a wrinkledand when they begin questioning you where it did not getwere getting their nests readydoor when a wrinkledand when they begin questioning you when did you go to bed?when did you go to bed as you were a middle school student?when did you go to bed as you were a college student?when did you go to bed as you went to work?It is easy to find that we go to bed later and later with our age.when w 求鉴定下列英文句子有没有语法错误when did you buy it?I'll get it a check. When did it start? I've done my homework When ____ you _____ it A.did ;did B.did;do C.have ;done D.would;do要原因 求翻译：When did you send it?WHen i supposed received it?Happy to received it, when did you () (lost lose to lose)it when did you start doing it?请翻译