How to study Grammar?

[It's me]

Hi.I want to ask you about the way to study grammar. Do you have a good website for grammar? Should I learn in an orderd system or I can learn in random way? I mean I can start from past continuous then present simple ... !!Tell me how to start and from where?

[Dawood Usmani]

Hi.I want to ask you about the way to study grammar. Do you have a good website for grammar? Should I learn in an orderd system or I can learn in random way? I mean I can start from past continuous then present simple ... !!Tell me how to start and from where?

Try these. You may find them useful:
Grammar home page
English Grammar
Free English Course
Primary and Basic Rules, Arguments about Grammar
Hope this fulfils your thirst.
Regards
Dawood Usmani