should have been有should had been吗

should have been有should had been吗 Should Have Been 歌词 Should Have Been You 歌词 It should have been left Had it not been for your knowlege I should have been lost 英语 even if it had been raining ,we should have had a party y should have done与should have been done的区别? he must have had an accident,or he should have been here the He should have been at boarding school 请问：you should have been issued sth If there had been no rain,we should have had__visit last Sim If I had taken your proposal,then I should have been happier