By: Richard Flynn |Audience: All|Category: English Grammar Usage Articles & Notes
We use for when we are talking about the duration of an action or state:
For is a preposition here.
We use since when we are talking about when the action or state started:
Since can be a preposition (since five o'clock) or a conjunction (since I met her).
Link to it:
Latest from 'English Grammar Usage Articles & Notes'
Lost Your Password? | Register