定语从句、宾语从句、状语从句引导词有什么区别?what用于引导哪些从句及...答:1)当先行词是all,anything,everything,something,nothing等不定代词或先行词前有first,last,any,few,much,some,no,only以及形容词最高级修饰时,只能用关系代词that引导从句。 That is all that I've heard from him. He's the first person that I'm going to interview this afternoon. 2)关系代词的省略 ...