i not have it!这句语法不对吧?是不是应该为i have not had it.对嘛?或是i do not

i not have it!这句语法不对.not不能单独使用,一定要靠在助动词或情态动词或系动词be后面.
i have not had it.在语法上是对的,但人们一般不这样说.正确的说法是：
美国英语：I don't have it.
英国英语：I haven't it.