What is the Difference Between 'For' and 'Since'?
What is the Difference Between 'For' and 'Since'?

What is the difference between 'for' and 'since'? 'For, since' difference.

The prepositions since and for are used when talking about events that have continued for a while. Both refer to a specific period of time. However, their usage areas are different.

for

It is used to indicate how long an event or action lasts.

・I have been studying English for six months.

・They've lived here for five years.

・We've been friends for a long time.

・She slept for eight hours last night.

・She will study for three hours tonight.

since

It is used to indicate the starting point of an event or action.

・He's been living in Paris since 2010.

・I have been waiting here since morning.

・We've known each other since high school.

・He's been playing the piano since he was a child.

・I haven't seen her since she moved to another city.

・How long is it since we last saw each other?

・It is ten years since I started working at this company.

・It was the first time since the accident that he'd driven a car again.

 

💬 As in the examples below, sentences expressing the same meaning can be used in different ways.

It is ten years since I started working at this company.
It has been ten years since I started working at this company.
It is ten years since I have started working at this company

How long is it since we last saw each other?
How long has it been since we last saw each other?

It was the first time since the accident that he had driven a car again.
It was the first time since the accident that he drove a car again.

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