Поставьте глаголы из скобок в форму Past Perfect.

1. He had worked at the factory before he entered the college. 2. My cousin had bought the tickets before we came. 3. I was too tired because my working day had started at six. 4. Mr. Jackson said that he had already bought everything for lunch. 5. Alice asked her brother where he had arranged to meet his friends. 6. We had no car at that time because we had sold our old one.