定语从句中如何判断关系代词和关系副词
看先行词在从句中做什么成分,如果是名词性成分(主语、宾语),就用关系代词;如果是副词性成分(状语),就是关系副词例句:I live in a small city which is beautiful.city作为先行词,在从句中做主语,所以用关系代词whichI live in a small city where people are friendly.city是先行词,但是在从句中做状语,所以用关系副词where