Упр. 112. Раскройте скобки, употребляя глаголы в форме Past Perfect или Past Perfect Continuous. 1. They (to discuss) this question for an hour when I came into the room. 2. We (to be) in Paris for three days when our father called on. 3. I (to wait) for this letter for a month when the postman brought me it. 4. Only she dared to tell him the truth, as she (to know) him for many years. 5. They (to be) married for ten years when I met them. 6. My sister (to unpack) her things for half an hour when her friend rang her. 7. They left the flat where they (to live) for twenty years. 8. She (to be) in her room for two hours when somebody knocked the door. 9. He (to serve) in this house for six years when the war began. 10. The pupils (to write) the test for twenty minutes when their teacher left the classroom. 11. My friend was angry, as somebody (to ring) him all night. 12. I didn't like the house, even though I (to live) in it for many years.