what he said is very important和he said is very important有什么不同?

what he said is very important和he said is very important有什么不同? 英语翻译是Which he said is very important.还是What he said is very important?顺便求答各种从句什么时候用what谢谢! the teacher is very angry with him at what he said 中为什么要用at What he said is false.同意句 What he said hurt me very much.(改为被动语态) 连词成句what,few,very,he,people,said,understand what he said is boring.中what起什么作用? I b()what he said.He is a good boy. What he said was ok.句子结构划分 I know want it is The old man thinks he is Mymother works very har What he said is important.这个句子里what he said 是什么用法? What he said is right.是主语从句（What he said是句子吗?） what tree is always very said?脑筋急转弯 He said,Mother,theboy is very naughty.改为间接引语 what he said is true what 又做said宾语?what he said is true what he said 是主语从句,这里what 引导从句,said 的宾语是不是what? It is __ he said __ is very important to us.A what,thatB all waht,thatC allthat,whichD which,which讲清楚理由 (what)he said at the meeting is very important,so please keep it in mind,A:what B:That C:Which(what)he said at the meeting is very important,so please keep it in mind,A:what B:That C:Which为什么选what? What you said interesed him very much改为同义句He-__ very ___ ___what you said WHAT SAID THAT IS HE 连词成句