The Past Simple Tense or The Present Perfect Tense

Заполни пропуски глаголами в Past Simple или Present Perfect

1. My friend ____ (already/ to translate) the article.
2. She ___ (to phone) me last week.
3. I ____ (just/ to see) your mum.
4. They _____ (to be) here since 10 am.
5. When ________ (to buy) this book?
6. He _____ (to read) three English books.
7. Her dad _____ (to come) home half an hour ago.
8. Nick _____ (to tell) me about it yesterday.
9. Mike ____ (just/ to return) from Minsk.
10. Our class ____ (to visit) Gomel last year.