For / Since / Ago

A  for

B  since

C  ago

1.      Dad isn't at home. He went to the work an hour ... .

2.      Jill hasn't been there ... three years.

3.      – Is it snowing?

         – Yes, it started two hours ... .

4.      They have lived there ... 1984.

5.      They got that flat twelve years … .

6.      We haven't seen each other ... that evening at Mr. Grey.

7.      I phoned him two days ... .

8.      Our family haven't heard from him … five months.

9.      Oh, John! As usual you are late. I've waited for you … 11 a.m.

10.  He has worked for this company ... April.

11.  I haven't spoken to Mary ... Christmas.

12.  Two years ... Derry bought a car.

13.  Mr. Pembroke doesn't often mow the lawn. He hasn't cut the grass ... ages.

14.  I have never sailed again .. , that journey.

15.  We have been waiting here now ... an hour.