Ex 1. Put the verbs into the correct form (present perfect simple). 1. I haven't phoned home for/since Christmas.
2. We've been here for/since nine o'clock.
3. I have worked for International House for/since more than eight
years.
4. I haven't visited my home town for/since I left school.
5. I haven't been to the cinema for/since ages.
6. I have studied non-stop for/since 9.15.
7. I have had a driving licence for/since I was eighteen.
8. She hasn't had a day off for/since 1999.
9. Johan has been in England for/since more than two weeks now.
10.Peter has been my best friend for/since we were nine.