Fill in the blanks with since or for.
1We have been good friends ............... our university days.
Wrong!
We use since to indicate the starting point of a situations.
2We have known each other ............... over twenty years.
Wrong!
We use for to measure duration.
3I haven’t seen him ............... January.
Wrong!
We use since to indicate the starting point of a situation.
4Where have you been ............... I last saw you?
Wrong!
We use since to indicate the starting point of a situation.
5I have written six letters ............... morning.
Wrong!
We use since with the starting point.
6I have known them ............... a long time.
Wrong!
We use for with duration.
7How long have you been waiting ...............?
Wrong!
We use for with duration.
8He will be in Amsterdam ............... a week.
Wrong!
9It was the worst calamity ............... twenty years.
Wrong!
10I had been working ............... morning and I was getting tired.
Wrong!
11He can watch TV ............... hours on end.
Wrong!
We use for with duration.
12She has been a go-getter ............... her childhood.
Wrong!
Done.
Score: 0/12
Answers
- We have been good friends since our university days.
- We have known each other for over twenty years.
- I haven’t seen him since January.
- Where have you been since I last saw you?
- I have written six letters since morning.
- I have known them for a long time.
- How long have you been waiting for?
- He will be in Amsterdam for a week.
- It was the worst calamity for twenty years.
- I had been working since morning and I was getting tired.
- He can watch TV for hours on end.
- She has been a go-getter since her childhood.

