复合关系代词有哪些 除了what 还有 *ever 和no matter *的区别

1。whatever whoever whichever whenever ---引导名词性从句或状语从句Whatever he do,he is always careful。He may do whatever he wants to do2。no matter what no matterwho no matter which no matter when---只引导状语从句No matter what he do,he is always careful=Whatever he do,he is always careful说明：在状语从句 *ever 可取代no matter * 再问： *ever 还有 what 就没啦 再答： 3。what 连接代词，引导名词性从句。 例如：Idon't know what he was doing。 宾语从句 What he is isn't known。 主语从句 The question is what she is。表语从句 I have no idea what he is。同位语从句