You can use Youtube as a good source to pick some of common phrases and easy words.
Check this link out: https://www.youtube.com/watch?v=jN1YScP_wj8
You might need someone to help you to correct your pronunciation and elaborate things to you.
My advice to you is to learn Listening and Speaking first after that you can go to how to write and how to read.
The alphabet is a little bit hard so I suggest you just learn an alphabet a day besides watching Youtube and practice Speaking " I said that if you don't know the Arabic alphabet "
Write to read, Listen to speak. " remember that :) "