Since & For

* Since is used with the present perfect to express that something has happened 'from' a certain point in time.

* For is used with the present perfect to express that something has lasted 'for' a certain period of time.


Examples:

I've lived with them for 5 years.

I've known him since I was 10.

He has lived in Bangkok for a long time.

He has been here since 9:00 A.M.



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Posted in: Tip of the day