1. Helen … (know) this boy for 5 years
2. My friends … ( write) a dictation since 2 p.m.
3. Sam … (drive) a car for five hours now.
4. You … ( look) for information since last Friday.
5. The tourists … (not/ do) the sightseeing since nine o’clock.
6. The wind … (blow) since yesterday.
7. My grandfather … (be) to Spain twice since he was a boy
8. Andy and Den … ( discuss) the plans for their winter holidays for two hours now.
что сдесь делать
2.have written
3.has driven
4.have looked
5.haven’t done
6.has blowed
7.has been
8.have discussed