It should have been a travel of joy,but I feel very worried.should have done这类是叫真实条件句么?

It should have been left Should Have Been 歌词 He should have been at boarding school should have been Should Have Been You 歌词 I would have paid a visit to you____possibleif it were would it be had it been should it have been选什么为什么 the room is in the terrible mess ,it can not have been cleaned .为什么用can not have been为什么不用should not have been should have been有should had been吗 It's the frist time that I( )asleep then.A.must be B.must have been C.should be D.should have been为什么 You haven`t taken the medicine.It __before dinner.A should have been taken B is taken C has been taken D should have taken ------------for the heavy rain.i should have been here earlier A if it were not B were it notC had it not been D if it wasn't should have done与should have been done的区别? I have no idea who stole his wallet.It _______ anyone.A should have been B could have been C must i have no idear who stole his wallet.it ______anyone.A.could have been B.should have been C.must h I should already have been mature I/we should have been working.是什么意思 should have been doing表示什么情况? If it had not been for the accident we______much earlier.a.should arrive b.might arrive c.should have arrive d.will have srrived the movie has been on for to mitutes.we missed the bigining of it.yes,we should have come a littleearlier为啥用should have come