Употребите в предложениях Present Perfect, выбрав пра­вильный предлог (since или for). I've worked in the factory (for/since)

1. I\'ve worked in the factory since 1970. 2. He\'s been abroad for five years. 3. I studied French for twelve years. I\'ve known her since 1982. 4. I\'ve lived here since I was a child. 5. We\'ve been in Paris since we were married. 6. I\'ve known them for years.