##### 不定代词
- 不定代词
- 不定代词指代一个泛指的人或物, 不指明具体的人或物
- 表示人: [[someone]], [[somebody]], [[anyone]], [[anybody]], [[everyone]], [[everybody]], [[nobody]]
- 表示事物: [[something]], [[anything]], [[everything]], [[nothing]]
- 表示地点: [[somewhere]], [[anywhere]], [[everywhere]], [[nowhere]], [[elsewhere]]
- 表示数量或程度: [[many]], [[much]], [[more]], [[most]], [[little]], [[less]], [[least]], [[some]], [[any]], [[several]], [[plenty]], [[enough]], [[certain]], [[lot]], [[few]], [[none]], [[half]]
- 表示群体中个体: [[all]], [[both]], [[each]], [[either]], [[neither]], [[whether]], [[one]]
- 表示相互关系: [[other]], [[another]], [[each other]], [[one another]].
- 表示顺序: [[former]], [[last]]