Поставьте глаголы в PresentPerfect и вставьте предлоги since или for. 1. They (own) thishouse ... 1992. 2. He (not study) English ... many years. 3. We (not play) tennis ... many years. 4. She (borrow) three books a week from the library ... March. 5. I (not clean) my shoes ... three days.