I ain't hear him.在口语里经常会用到ain't ,为什么这句话的时态会是一般现在时?

I ain't hear him.在口语里经常会用到ain't ,为什么这句话的时态会是一般现在时? I didn't hear from him I Ain't Nobody. I Ain't Thru if i ain t got i ain't belibeve nobody 请各位指教ain‘t gonna在口语里怎么理解? I didn't see him,but i _____(hear)him ____(go)downstairs Tell me why,Ain't nothin' but a heartache,Tell me why,Ain't nothin' but a mistake,Tell me why,I never wanna hear you say,I want it that way I have (hear) of him.We often hear Jay,but we didm't hear Him.A,of,from B,from,of C,abou if i ain’t got you 歌词 I ain't fucking scared of you I ain't nobody.的中文意思 怎么填阿, 帮忙在翻译一下 谢谢啦 1： If anything (h )to him ,let me know 2: Don't (s ) I can't hear 英语翻译this ain't a song for the broken-hearted no silent prayer for the faith-departed i ain't gonna be just a face in the crowd you're gonna hear my voice when i shout it out loud it's my life it's now or never i ain't gonna live forever i jus ain't的用法我知道这是口语的用法,也知道大概的全写,那么在一般文章中可不可以使用这个单词?列如：Ain't about how fast I get there如果不能使用那么该怎么改变这个句子?还是这个句子本身就有 its my life歌词this ain't a song for the broken-hearted no silent prayer for the faith-departed i ain't gonna be just a face in the crowd you're gonna hear my voice when i shout it out loud it's my life it's now or never i ain't gonna live forever 英语翻译bon jovi This ain't a song for the broken-hearted No silent prayer for the faith-departed I ain't gonna be just a face in the crowd You're gonna hear my voice When I shout it out loud It's my life It's now or never I ain't gonna live fore