- since – if the starting point is given (two o’clock, last Friday, 1998)
- for – if the period of time is given (twenty minutes, two days, one year)
Decide whether you have to use “since” or “for”.
- I have been waiting
4 o’clock.
- Sue has only been waiting
20 minutes.
- Tim and Tina have been learning English
six years.
- Fred and Frida have been learning French
1998.
- Joe and Josephine have been going out together
Valentine’s Day.
- I haven’t been on holiday
last July.
- Mary has been saving her money
many years.
- I haven’t eaten anything
breakfast.
- You have been watching TV
hours.
- We have been living here
2 months.
