意思基本没有区别.在英语口语中,常用have got 代替have.但在下列六种情况下,只能用have,不能用have got：
1.在助动词、情态动词之后.
He may have got a new story－book.（×）
He may have a new story－book.（√）
2.在动词不定式之后.
如：We would like to have got a dog.（×）
We would like to have a dog.（√）
3.在过去时或完成时中.
如：Lucy had got a new dress yesterday.（×）
Lucy had a new dress yesterday.（√）
4.用作使役动词,作“使、让”讲时.
如：We have got her wait there by herself.（×）
We have her wait there by herself.（√）
5.当have与动词转化来的名词构成短语时.
如：have a look；have a rest；have a drink；have a walk等.
6.在一些固定习语中.
如：have a good time； have break fast； have lessons； have sports等.