when we have to use since &for
with perfect continuous tenses :)
To use since/ for
I have been study English since 2010 (Since - To specify the year, month, day, hour ...) I have been study English for 3 years ( For - To specify how long you are doing this)
I hope you understand
you can refer to the post below:
A definition of the phrase "be woven to"
Definition of the phrase "be woven to"
Grammar in/on explanation
Someone knows how can I learn English faster?
What does it mean when someone say something "fails" them?
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