Uses of For,Since,From,Ago ।

Uses of For,Since,From,Ago ।#englishgrammar #prepostion
When to use since for and ago?
Where to use since and for?
What is the difference between for and ago?
Since এবং for এর ব্যবহার কোথায়?
What is the rule for and since?
When can we use ago?
What is the difference between from and since?
Can we use ago for future?
Is it correct to say "since many years"?
preposition of time
sentences with since,for,from, ago