" When did John leave for Beijing?" Mary asked me.如何变间接引语

Leav. did you come?John drove me here.A.How B.what C.when D.where When did John leave for Beijing? Mary asked me.如何变间接引语 Hardly had john got to the airport when announced his flight为什么用had john不是did john get.这句话怎么翻译 要解释每个选项错在哪Do you kown( A,where is John fromB,how John came hereC,when did John come hereD,how did John come here do you know ( ---last Sunday .and i went to the station to see him offA.when jim went to ShanghaiB.when did John go to Shang haiC.that John had gone to Shanghai.D.when John has been to Shanghai Leav是什么? john did too much housework. When did John become a doctor?a:In 1919b:In 1990c:In 1999d:In 1989 How ____ John feel when he failed the math test?应该用一般过去时did 还是一般现在时does? John bought a new car on the day when ____him.a、did we meetb、have metc、we metd、 we meet 英语：Sam:what did Jack look so depressed ,JohnSam:what did Jack look like when he lost wallet?John:He looked really worried.前面一句能否改为：how did Jack look when . Do you know___?--Last Sunday.And I went to the station to see him off.A.--Do you know___?--Last Sunday.And I went to the station to see him off.A.when John went to Shanghai B.when did John go to ShanghaiC.that John had gone to ShanghaiD.when John has When did you come back?Lingling is in London with Sam and Amy.Amy:Hello,John.How are you?John:I'm fine,thank you.You're back from China!Amy:Yes,we're home.John:When did you come back?Amy:We came back last Sunday.This is our Chinese friend,Lingling.Jo －John’s English is very good.－Yes.I want to know ____________.A.when he started to learn English.B.when did he start to learn EnglishC.how long did he learn EnglishD.how long he learn English ____ did Mr Green introduce to John? what time did John get to school? 单词leav什么意思