例：1. Both of her children went to New York. (她的两个小孩都去了纽约。)
2. I've read both these papers. (我看过这两份报纸了。) 3. All of my money was stolen. (我的钱都被偷了。)
4. You may take all these toys. (你可以拿所有的玩具。) You may take them all.
注意：both、all出现于否定句，表示“部分否定”。
例：1. I do not know both of her parents. (她的父母亲我并非都认识。)
= I know just one of her parents.
2. Not all of them come from England. (他们并非都来自英国。)
"两者中不论哪一个都可以但是只选其中一个"之意。
neither:为both的否定。表"两者都不 "意指全部否定。本身为否定字，不可和not同时出现。 例：1. Do you know either of the visitor? (你认识这两位访客中的任何一位吗？)
2. I don't like both hats. (这两顶帽子我并非都喜欢。) I like neither of the hats. (这两顶帽子我都不喜欢。)
※either, neither也有副词用法。
例：Bill didn't come to my party, and ken didn't, either. (=and neither did Ken.)
没来参加我的派对，而Ken也没有。)
一般而言，some用于肯定句，any用于否定句，疑问句及条件句。可代替可数名词及不可数名词。 例：1. Some of the boys were late. (这些男孩当中有些迟到了。)
2. Some of my money was stolen from my purse. (我皮夹里有些钱被偷了。)
3. Please lend me some money if you have any. (
如果你有钱的话，请借我一点。) 你有杂志可读吗?)
其它(人、事物)"之意，其复数为others。
another: 从an + other衍生而来，表示不特定的"另一个别的人、事物"，无复数形。 例：1. I have two students. (我有两个学生。)
One is short; the other is tall. (一位矮个子；另一个高个子。) 2. I have three flowers. (我有三朵花。)
One is red; the others are yellow. (一朵红的；其它黄的。)
One is red; another is yellow; the other is pink. (一朵红的；另一朵黄的；还有一朵粉红的。
) 3. I don't like this one;
show me another. (让我看另一个。)
show me the other.(“两个之中”让我看另一个。)
4. Some of the boys are here, but where are the others? (有些男孩在这里，但其它人呢？) 5. Some people said yes and others said no. (有些人说是，其它的说不。)
比较：