Раскройте скобки, употребляя формы Present Perfect или Past Indefinite. 1. When you (to open) the window? – I (to open) it ten minutes ago. 2. I (not, to see) my cousin since last year. 3. I never (to speak) to her. 4. What you (to do) last night? 5. “When you (to buy) this book?” – “I don’t remember.” 6. I (not yet to eat) today. 7. Yesterday they (to decide) to help their friend.