What he said is only partly right,I mean,I don't agree with him all.这里的I mean 可以用that is替换么?

What he said is false.同意句 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 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 he said is only partly right,I mean,I don't agree with him all.这里的I mean 可以用that is替换么? what he said is very important和he said is very important有什么不同? 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? WHAT SAID THAT IS HE 连词成句 Do you think what he said is m________ Let us s_________ what he said is true. is,what,true,he,said,partly.连词组句 what he said is ——- （probable） true what he said is brief but to the point Fred is the only one that believed what Nancy said一会that 一会what, What he said and what he did_____wrong.用is 还是are, Maybe what he said is right 同义句如题，同义句的填空What he said _____ _____right. We all agree with what he said(改为同义句) ( )is( )what he said,在括号里填上适当的词句