How can I learn English grammar?

[abdulkadir]

i say hi the one try to help me

i want to laening grammar

exp-- simple past i did or i was /were

and i have done /hase and have been

i want what is the diferent batween did and was/were

have did and have been

than you ?

[Priyadi]

Yep, you can study grammar and tenses.
That basic of all grammar

Was , were are used for TO BE
Does, do, dis are used fot verb

[Narayanan Krishnaswamy]

Hi!
I think that you were struggling a lot to get proficiency in English. Get a good teacher. Read a lot of books which you like. Avoid serious books.
narayanan.