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5. Who has just phoned you? 6. Which of you has never seen mountains? 7. What exams had you passed before your English? 8. Where had you studied before entering the University? 9. By what time will you have finished your work?

5)My friend just phoned me6)I never seen mountains7)I passed math exams before English8)I studied at school before entering the University9)I finished my work at 5