📗INTERMEDIATE

We use the present perfect + for or since to talk about something which started in the past and is still true now.

We use for + a period of time. Examples:

• I’ve known John for three years.
• She’s been learning Russian for one month.

We use since + a point of time. Examples:

• I’ve been working in this company since February.
• He hasn’t eaten anything since yesterday.

Now practise with the following exercise:

https://www.ego4u.com/en/cram-up/vocabulary/since-for

Adapted from: English File Intermediate 3rd Edition. Oxford University Press.