请问“I shouldn't have been here.”怎么翻译?

请问“I shouldn't have been here.”怎么翻译? You shouldn't have I shouldn't have said in that way. I shouldn't said it myself.和I shouldn't have said it myself.有何不同? I told you,Peter,you shouldn't eat so many sweets.这里的shouldn't eat能不能改成shouldn't have eaten呢?改成shouldn't have eaten后是不是意思就是在told之前“本不应该”呢? shouldn't have done 和shouldn't do 区别 I'm a mean girl I shouldn't have been so mean.Sorry!谁能帮翻译下, I was really worried about you.You ____ in the forest alone.A.shouldn't campB.shouldn't have campedC.should campD.should have camped Must I take part in the meeting tomorrow?No,you __ It's for the new staff.a.mustn't b.can't c.shouldn't d.dom't have to请问选哪个,为什么这个选, sorry i shouldn't have said anything,please forget it这句翻译成中文是什么意思 you shouldn't have run so fast Maybe we shouldn't have fallen into sometimes i do things i shouldn't I am feeling sick.I (mustn't have eaten) so much chocolate为啥这填mustn't have eaten 不填shouldn't have eaten thanks 区别shouldn't have done 和 needn't have done 英语语法：You ____ him so closely; you should have kept your distance.A.shouldn't follow B.mustn't follow C.couldn't have been following D.shouldn't have been following 请问ABC错在哪? I was really anxious about you.You _______ home without a word next timeA.mustn’t leaveB.shouldn’t have leftC.couldn’t have leftD.needn’t leave 请问下面几个英语造句对不对1.Had I got up earlier,I wouldn't be punished to sing2.If I weren't to sing(shouldn't sing at class),I could even do anything3.If I knew I had to sing at class,I would have pretended(been pretending) to be ill a