。。。。

什么叫不定代词？

不具体指明代替任何特定名词或形容词的代词

注意点

1 代词本身的含义

2 与名词单复数的关系

3 句子是肯定还是否定

some/any

意为一些

some多用于肯定句

any多用于疑问句和否定句

I have some beatiful pictuves

Is there any water in the bottle

特殊情况

当some用于表达建议的疑问句时，可以使语气变得委婉

Would you like some water?

当any用于肯定句，意思变为 任何

You may come at any time。

many/much

many 加可数名词复数

Many students like English。

much 加不可数名词

There is much milk in the bottle

few/ a few

few 很少（用于否定）加可数名词

I have few friends here。

在这里我几乎没有朋友

a few 一些（用于肯定）加可数名词

I have a few friends here

在这里我有些朋友

little/a little

little  很少（用于否定）加不可数名词

There is little water in the bottle.

瓶子里几乎没有水。

a little 一些（用于肯定）加不可数名词

There is a little water in the bottle.

瓶子里还有一点水。

both/ all

....都

both 两者都

I like them both。

all 三者或者三者以上

I like them all！

either/ neither

either (两者中）任何一个

You can keep one of the photos. Either of them,whichever you like .

neither（两者中）没有一个

Neither answer is correct.