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.