said与says的区别请问这2者在转述时有什么区别?什么时候该使用said或says?:D

said与says的区别请问这2者在转述时有什么区别?什么时候该使用said或says?:D 转述句与引述句的区别在哪? 间接叙述与转述句的区别 陈述句与转述句的区别 到底什么情况下said或SAY在人名、称呼后的,什么情况下said或SAY在人名前的呢?“.”He says.还是 says he.He says,还是 says he..”“.”he says还是 says he.后还有：“.” 转述他人的话时用he says 还是he said如提,这不懂he says the American economy is growing more slowly than expected.在新闻中播道：1）The head of US federal reserve says the American economy is growing more slowly than expected.2） It says that ,It is said that和It is reported的意思和区别? whoever says that is a liar 与 who said that is wrong 为什么要这么用?“who said that is wrong” 中 that是主语吗?who又是做什么成分?whoever与who 的具体区别! ·Who says与Says who?在意思和用法上有什么区别? Who says与Says who?在意思和用法上有什么区别? 间接转述与第三人称的区别请 举例说明 1.It is reportde that …… 2.It is said that …… 3.It says that……问：1,这三个句型有没有错误, 2,解释一下2和3的区别所在谢谢. It is said 和It says有何区别? Momma says that stupid is as stupid does.这句话的says 可以换成过去式said吗?为什么?Momma says that stupid is as stupid does.这句话的says 可以换成过去式said吗?为什么? 在学新概念,目前到100课,101课,学习转述他人的句型,其中 He says / He says that 有没有区别?I believeI believe thatTHAT 什么时候省略?什么时候不省略? 举例说明tell,told,said,say says的用法, 在英文里头said和says有什么区别?该怎么用.举些例子,好像意思接近,但又不同 转述语句和间接引用的区别?