1.something 与 anything
something用于陈述句及邀请句子(如would作疑问词的)
如 I want to do something.
Would you like something more?
anything用于疑问句及否定句.
如 Are you doing angthing?
2.nothing与everything
nothing含有否定意思,即没有东西.
如 I had nothing to do.我没有事情做.
跟 I didn't have thing to do 是一样的.
everything指任何东西.
如 He stole everything except for this.
他偷了任何东西除了这个.
☆everything 是单数而不是复数.同类的还有everybody everyone 等.