5. Zakreśl poprawną formę:
1. Ben and Alex have known each other since / for 15 years,
2. I didn't haven't seen Pat since I left/have left school.
3. Have you tried / Have you been trying this new yoghurt?
4. I went / have been to the cinema last night.
5. Our school has never won / hasn't won ever a sports trophy.
6. Did / Have you visited many Greek islands?