不定代词和不定副词的构成及其用法1. 构成:由some, any, no, every分别加上-body, -thing, -one构成的不定代词叫做合成不定代词;加上-where构成副词。2. 用法:(1)合成不定代词在句中可以作主语,宾语或表语等。Nobody will listen to him.He wants something to eat.(2)不定代词作主语时,谓语动词要用单数。There is nothing wrong with the TV.Everybody likes to be free.(3)some-不定代词,通常用于肯定句中;any-不定代词则多用于否定句、疑问句和条件状语从句中。但some-可用于表请求、邀请、预料对方会作肯定回答时的疑问句中。Someone called on her last week.There isnt anyone else there.Is anybody over there?Could you give me something to eat?(4)形容词修饰不