文档介绍：不定代词
不指明替换任何特定名词或形容词代词，在句中可作主语、表语、宾语和定语。
Ⅰ.不定代词包含：
all , both, every, each, either, neither, more,(a) little, (a) few, much, many, another, other, some, any , one
和some, something, anything, everything, somebody, someone, anybody, anyone, nothing , nobody,
no one, none, everybody, 。 通常来讲，修饰不定代词词要置于其后。
Ⅱ,不定代词使用方法为：
不定代词+（of + 限定词 ）+ 名词
注意：of 后一定要有限定词
       both, all能够直接接限定词the
Ⅲ.几组常见不定代词区分：
，that 和it
one表示泛指，指名称相同另一物，或所提到人或物中一个。that和it 表示特指。that和所指名词为同类，但不是同一个，而it 和所指名词为同一个。
   I can't find my hat. I think I must buy one.
   The hat you bought is bigger than that I bought.
    I can't find my hat. I don' t know where I put it.  
2. some和any区分
1）some多用于肯定句，表示“部分，多个”作形容词时，后面能够接
①不可数名词+单数动词；②可数名词+复数动词。
Look! Some of the students are cleaning the library.
Some rice in the bag has been sold out.
2）any多用于疑问句、条件句和否定句中，表示“部分，任何”用作形容词时，后面能够接①不可数名词+单数动词；②可数名词+复数动词。
Have you got any tea?
If you have any questions, please ask me.
There isn't any orange in the bottle.
3）any和some也能够作代词用，表示“部分”。any多用于疑问句或否定句中，some多用于肯定句中。
---How many people can you see in the picture?
---I can't see any.
If you have no money, I'll lend you some.
注意：和some, any结合词如something, somebody, someone, anything, anyone, anybody在肯定句、否定句、疑问句、条件句中使用方法，大致和some, any使用方法相同。
注意：something, everything, nothing, anything, somebody, everybody, nobody（=no one）, anybody，none
3. few, a few, little, a little在使用方法上区分
1)    (a) few + 可数名词, (a) little + 不可数名词
2)    a few / a little 为肯定含义，还有一点
3)   few / little 为否定含义，没有多少了。
      He has a few friends. 她有多个好友。
      He has few friends. 她几乎没有好友。
   We still have a little time. 我们还有点时间。
   There is little time 。
4)    固定搭配:
only a few (=few) not a few (=many) quite a few (=many)
many a (=many)
Many books were sold.
Many a book was sold.
5）a little和little也能够用作副词，a little表示“有点，稍微”，little表示“极少”。
I'm a little hungry. (修饰形容词hungry)
Let hi