1.当not any与not a/an后面都是名词
not any在句子中的肯定形式是 some ,not any修饰的名词为可数名词复数形式或不可数名词
eg.I have some apples.
I do not have any apples.
I have much sugar.
I do not have any sugar.
not a/an在肯定句中形式 a/an,修饰的名词为可数名词单数
eg.I have an apple.
I do not have an apple.
楼主是问这个吧.....