something anything nothing 等词后面的be应该用哪种

1.something,anything,nothing,somebody,anybody,nobody后面的be动词是 something nothing anything 的用法? 选择恰当的词填空something,nothing,anything,everything everything,nothing.anything,something的区别 something anything和nothing的用法 nothing,something,anything,everything的区别? anything something nothing evething的区别 EVERYTHING NOTHING ANYTHING SOMETHING的用法 anything nothing something 区别 something anything nothing 以nothing everything anything something开头的句子中be动词如何使用 关于不定代词（something,anything,nothing等）