I knew I had been forgotten是什么意思

I knew I had been forgotten是什么意思 I knew Christian had been fighting on her behalf. How I wish I____you____there,too yesterdayA.knew,were B.had known,were C.knew,had been D.had known,had been 英语When I found I was the only one ______ the costume,I knew I had been fooled I knew he was a strange person.I had been warned about him.I had been warned about him.怎么理解呢? I knew it had to end.翻译! i knew she had been absent all week这个是过去完成时吧? knew 后面省略了 that是吗? 为什么省略?为什么要加been? Nobody knew ___therea.how long time i had beenb.how long had i beenc.how long time had i been d.how long i had been说明一下其他3个为什么错, if i knew that i had taken out it I knew that my turn had come为什么用knew后面为什么用had come I knew that English scientists had cloned a sheep,but I knew neither how nor why i knew you have been hard 这句语法对吗? 英语翻译求翻译 i.knew.that.my.turn.had.come. if only i had knew that at that moment 翻译three years had pasted before I knew it I knew that my turn had come为什么用knew这是新概念2里的 I knew he collected stamps and coins and asked him whether his collection_____.A.was growing b.was grown c.grew d.had been grown I had been impressed with her.翻译