Что вставить? just, yet, already, never, ever, recently, lately. 1. He has ... been to Canada. 2. Have you had a holiday ...? 3. Have they ... eaten the new cafe? 4. I haven't heard from my cousin ... . 5. Have you seen any good perfomances ...? 6. Have they called you ...? No, they haven't called me .... . 7. He has ... been to the Tretyakov Gallery.