it is saiditis said 怎么用?那谓语动词用什么？单数还是负数？

it is saiditis said 怎么用?那谓语动词用什么？单数还是负数？ It is said that. it is said about 为什么是It is said that 而不是It said that it is said that通常翻译成? It is said that是什么结构 It is said believe+句子 造句 it is said that 什么时态 it is said是据说么? 英文据说的用法及造句it is said that it is said to beit is said to do 请帮各造些句. It is said____ ____ was all ___ he said.It is said that that was all that he said. It is said 和It says有何区别? IT IS SAID和IT 又有什么区别 It is said that there is no weather in Britain. it is suggested it is hoped it is said 是表被动还是状态》 it was said和it is said 区别it is said that是据说.因为是据说本来就指过去的吧,那it was said不就和it is said一样了吗? it is said that的固定结构可以改成 it was said that? it has been said与 it is said使用上有没有什么差别