The train having gone,we had to wait another day.前半句话是独立主格吧 用的是什么时态?拜托英语水平好的来回答下

Where Have All The Flowers Gon 歌词 we were having a party when the train started 用while 改为同义句while we ---- ---- a party ,the train ---- Jim is going to Beijing on the train.He is having an e___ time回答吧 i got to the office early that day,____ the 7:30 train为什么用having caught而不是to catch He arrived at the station,exhausted,only________that the last train had just left.A foundB to findC findingD having foundWhy? All flights__because of the snowstorm,we decided to take the train instead.A.had been canceledB.having been canceled the signal__,the train started空格处用being given和having been given都可以吗? All flights ______ because of the storm,they decided to take the train.a.having cancelled b.were cancelled c.have been cancelled d.having been cancelled All flights ________ because of the terrible weather,they had to go there by train.A.having been canceledB.had been canceledC.having canceledD.were canceled 要详解 betcha gon _________, the train started.A.After having given the signal B.After the signal given C.Giving the signal D.After the signal was given要解释 took the train=( )( )the train? All flights ___because of the snowstorn ,we decided to take the train.a had been canceled b ...All flights ___because of the snowstorn ,we decided to take the train.a had been canceled b having been canceled All the flight having been canceled because of the snowstrom,we had to take the train instead.为什么不能用 had been canceled After The Train Has take the train 意思 The train passed. take the train to.