is supposed to have done 跟 was supposed to do 的有区别吗,举个例子,The train is supposed to have arrived an hour ago跟The train was supposed to arriave an hour ago.这两个句子都是一个意思吗,

The speaker_______have arrived by now.What might have happened to him?应填应填was supposed to 还是 is supposed to was/were supposed to do 和is/are supposed to have done是一样的意思吗?You are supposed to have met me here You were supposed to meet me here is supposed to怎么读? 请问It is supposed to be 结构能根据一般规则转换成一般疑问句吗?如： He is supposed to have arrived an hour ago.转疑问句：Is he supposed to have arrived an hour ago? what lesson were u supposed to have? Mrs Brown is supposed ____ for Italy next week.A.to have left B.to be leaving C.to leave Mr.Brown is supposed to have left for Ltaly last month这里为什么用 have 不用has? it is supposed to 造个句子 He is supposed to ...变反义疑问句 is supposed to可改为什么 Everyone is supposed to do.是什么意思? 完成时态 be supposed toNancy is supposed to have finished the chemical experiment at least two weeks ago. 为什么句中要用完成时态,而不直接用be supposed to do? Mrs.Brown is supposed ____for Italy last week A tMrs.Brown is supposed ____for Italy last weekA to have left B to be leaving C to leave D to have been left 这是什么时态 一般过去吗 is supposed to have done 跟 was supposed to do 的有区别吗,举个例子,The train is supposed to have arrived an hour ago跟The train was supposed to arriave an hour ago.这两个句子都是一个意思吗, Mrs Brown is supposed ___for Italy last week .a to have left b to leave c to be leaving d to have been left 66.Mrs.Brown is supposed ________ for Italy last week.A) to have leftB) to be leavingC) to leaveD) to have been left Mr.Brown is supposed _for Italy last week.A,to have left B,to leave C,to leaving D,to have been left be supposed to do与was/were supposed to have done区别