a little “一点,一些,少量的”,修饰不可数名词,在句中表示肯定.如,There is a little milk in the bottle.瓶里有些牛奶.
little“很少有,几乎没有”,也是修饰不可数名词,在句中表示否定.如,There is little milk in the bottle.瓶里没什么牛奶.
a few“一些,几个”,修饰可数名词,在句中表示肯定.跟several同义.如,I only have a few friends here.这里我只有几个朋友.
few“很少有,几乎没有”,也是修饰可数名词,在句中表示否定.如,I have few friends here.在这我没有朋友.Few people know how to use it.很少有人知道怎样用它.