句子省略This head must have been found in Classical times and carefully preserved.这里and后面是不是省略了it is,为什么能这样省略,类似的句子是不是都能这样省略?

句子省略This head must have been found in Classical times and carefully preserved.这里and后面是不是省略了it is,为什么能这样省略,类似的句子是不是都能这样省略? must have been在美语中的连读这句话在句子中听到的好象是must a been,也就是说have的h和ve都省略了,请问是这样吗,请帮忙回答,谢啦. this is my head 把下列句子从被动语态转换成主动语态1.complaints should be sent to the head office.2.my examinations will be finished next week.3.the car hasn't been sold yet.4.the children are being driven to the park at this moment.5.this door must He sat at the table,coat off,head down,and pen in hand.后面那及短语是什么成分 怎么没有主语?英语句子中什么时候能省略主语,这几个句子是省略主语的句子吗 This head must have been found in Classical times and carefully preserved此句摘自《新概念英语》第三册，第三篇《无名女神》。主语this head是属于第几人称，为什么用have been而不是用has been“? 英语改写句子!You must finish this paper today.(划线部分提问must finish this paper)___ ___you do today? This kind of computer is of good quality.这句子中of能否省略吗? 用have a big head,but he/she has a small h用have a big head,but he/she has a small head.句型写8个句子 一道完成句子she knows this place so well ,she (must have lived) here.为什么不用must have been lived? 英文翻译 this must This tooth must come you must scrap,this 方式状语从句的省略问题以下这些句子是方式状语从句的省略句.请问这些句子的完整句是怎样的呢?什么时候可以省略,什么时候不能?谢谢!①、He shook his head as if to saydon't trust her.他摇了摇 You wear this on your head. 详细This kind of computer is of good quality.这句子中第二个of能否省略吗? this god which has the head of a cow was normally placed inside a mummy.这句话中was后面为什么还有一个动词placed?这是个什么结构 省略了什么? 初一英语课本第一课的句子This is Leo.This is Ms H e.Leo和Ms H