Get Previous month Records in SQL Server

Dear All,

I am new to SQL, Could you please help me.

Kindly let me know how to get the 1st of every month and end of Every Month , I mean 1-05-2016 to 31-05-2016 .

I have a table which contains all the data, here I need to make a query , My query will run on Every month 1st , so that It will fetch the previous Month complete Records, i.e '1-05-2016 to 31-05-2016' Could you please let me know How to make '1-05-2016 to 31-05-2016' SQL script.