人们经常用ain't来代替am not/is not/are not,譬如:She's not coming back tonight.通常会说成She ain't coming back tonight.

同样,ain't也可以用来代替has not/have not,譬如：I haven't got your message yet.通常会说成I ain't got your message yet.

以下便是一些口语中常见的ain't例句：
I ain't gonna watch the show later tonight.(I am not gonna watch the show later tonight.)

She ain't my friend.(She is not my friend.)
Ain't it funny?(Isn't it funny?