He said that it would be possible to build a platform in the centre of the Channel.这里为什么要用would,would在这句话里的作用是什么?

It is said____ ____ was all ___ he said.It is said that that was all that he said. It is said that that was all that he said.这三个that分别是什么从句? it is said that that was all that he said= it is said that that was what he said这两个句子相等吗? He said that it was so,he was mistaken h()He said that it was so,he was mistaken h( ) 为什么 It is said that he came.=He is said to have come. it was said that he-------[choose]to go to tibet He said that it had been a lot of fun. 此短语中that的用法the way that he said it (=the way in which he said it ) It is said that. It was not what he said but_how__ he said it that hurt my feelings.请翻译,为什么用how? it is said that后面用过去式么,It is said that he always play soccer.这句话对么? Let it not be said that he is bad student.关键是Let it not be said that 英语句子,用的什么语法?It is that that was that he said. 一道选择题：________ been abroad before________ been abroad before. A it is said that he has B they said that he has C he is said that he hasD he is said to have怎么做? It was----the way he said it ---- what he said made her unhappy.A.very;that B.more;than C.such;that D.of;that that宾从中当主句用的过去时,从句当中的过去时如何确定that引导的宾语从句中,当主句是过去时的时候,从句的过去时怎样遵循选择用过去时当中的任意一种过去时态的原则!eg：he said that he woul What surprised me was not what he said but the way （that）he said it为什么不用which? It Is said that he is ill.改成He is said ___ ___ ___.怎么写?我急死了