ما
use it with past simple
1- !ما قرأت هذا الكتاب didn't read this book !
2- !ما سافرت حتى الان didn't travel yet !
3- !ما سمعتك didn't hear you !
ألم
use it with past in the question
1-ألم تقرأ هذا الكتاب ؟ Did you not read this book ?
2- ألم تسافر حتى الان؟ Did you not travel yet ?
3- ألم تسمع ما قلت لك؟ Did you not hear what I said to you ?
لا
use it with present simple
1- لا تغضب don't get angry.
2- لا تسرق don't steal
3- لا تغادر المنزل don't leave home
