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1. Alex has studied here since 2011.
2. Maria has been learning English for two and a half years.
3. We haven't rehearsed any plays for ages.
4. It's been ages since I last heard from my cousin.
5. Sue has been in the school orchestra for three years.
6. Boris won the all-Russia competition a year ago.
7. I first met Marta about three years ago.
8. She hasn't spoken to Pavel since 2010, when he moved to the UK.
9. Julia has been at this school for three years.
10. We have planned this holiday for the last six months.
11. Yuri has missed football classes for six months.
12. Ray stopped playing chess after school three weeks ago.
He hasn't played any other games since then.