I have an apple.怎么改为否定句？

　　I have an apple.的否定句为I don't have an apple
　　don't :do not的缩写;不要；别；不做
　　例句：
　　1.Don't you think having the height and shape of a fashion model would bewonderful?
　　你不觉得有高度和形状的时装模特太好了吗？

　　2.Objection, I don't want to be the exception to get a bit of your attention.
　　反对，我不想要成为例外而得到你的一点注意。

　　3.I don't mind how much it costs.
　　我不在乎它值多少钱。

　　4.I don't wanna leave you! How how much I love you!
　　我不想离开你！我是多么的爱你！

否定句：I don't have an apple.

I have an apple.怎么改为否定句？
I don，t have an apple.

I don't have an apple.