EVERYTHING:1.一切事物；每样事物：This shop sells everything needed for camping. 这家商店出售一切露营用具.Tell me everything about it. 告诉我这件事情的始末.2. （用作表语）最重要的事；Money is everything to him.金钱对他比什么都重要.She`s beautiful,I gree,but beauty is not everything.我同意她是美丽的,但美并不是最重要的. SOMETHING:某事；某物： There`s something on the floor. 地板上有一样东西.I want something to eat. 我想吃些东西. ANYTHING:1.用于否定句及疑问句：Is there anything in that box?那个盒子里有东西吗? Has anything unusual happend? 没有什么不正常的事发生. They haven`t anything to eat.他们没有东西可吃.2.无论什么： I want something to eat,anything will do.我想要些东西吃,无论什么都可以.NOTHING：（后接形容词、不定式等）没什么；没什么东西；无物：There`s nothing interesting in the newspaper. 报纸上没有什么有趣的新闻.He`s had nothing to eat.他还没有定下吃.Nothing ever pleased her. 没有任何东西能取悦她.There`s little or nothing wrong with him. 他没有什么不正常.特别注意：修饰上述四词的形容词不能放置其前,必须后置.I have something important to tell you.There`s nothing interesting in the newspaper.Has anything unusual happend? This shop sells everything needed for camping.