have和has的区别是have 用于主语是非第三人称单数，而has用于主语是第三人称单数。例句：I want to have my own business.我想拥有自己的事业。

have和has 都表示“有”，但其区别为：

have 用于主语是非第三人称单数，如：I/ you/ we /they等。

has用于主语是第三人称单数, 如 she/ he / it。

例句：

1.Suits have been shaped to fit so snugly that no curve is undefined.

套服做得非常合身,没有哪条曲线不清晰。

2.I am pleased to advise you that you have been selected for interview.

很高兴地通知您,您已入选参加面试。

3.We act as though we have godlike powers to decide our own destiny.

我们表现得好像我们拥有神的力量来决定自己的命运似的。

4.There are bargains if you have the patience to sift through the dross.

如果你有耐心细心查看一下那些废物的话,便宜货还是有的。

5.Members of Congress have been lavishly wined and dined by lobbyists for years.

多年来,说客们用丰盛的酒菜款待着议员们。

6.These countries are so populous that they can have a very big footprint.

这些国家人口过多,可能对环境造成巨大影响。

7.Every day I have kids tormenting me because they know I live alone.

每天都有孩子们来纠缠我,因为他们知道我一人独处。

8.For millennia the people along the Nile have depended entirely on its bounty.

几千年来尼罗河沿岸的居民一直完全依靠这条河慷慨的恩赐为生。

9.It is difficult to understand how lava could have been reduced to dust.

很难理解熔岩是如何变成灰的。

10.It would have taken a paragon of virtue not to feel viciously jealous.

只有一个道德上的完人才不会有充满敌意的忌妒。

11.He has started to lay greater stress on the government's role in industry.

他开始更加强调政府在工业方面的作用。

12.The developed world has been celebrating African music while altogether denying its otherness.

发达国家在赞美非洲的音乐的同时却全盘否认其独特之处。

13.Poetry for him is simply a shorthand for literature that has aesthetic value.

在他看来,诗歌就是具有审美价值的文学作品的简略表达方式。

14.No one has managed to stop outdoor heat exchangers frosting up during winter.

没有人能够阻止户外的热交换器在冬季结霜。

15.He cannot understand the way the education system has been allowed to rot.

他不明白这种教育制度是怎么会被听任退化的。

16.I want to have my own business. 

我想拥有自己的事业。