Ответ:

2.He did not tell me that he had received a telegram from her. 3. I asked him if he knew where she lived. I said I did not know her address. 4. He asked me if I could give him your address. 5. She said that he had given her the wrong address. 6. I asked him where he had put my letter. 7. He told us that they had spent all the money, 8. I was sitting in an armchair and thinking of my coming trip across the North Sea when the door suddenly opened and an old friend of mine whom I had not seen for a very long time entered the room. 9. She came to see us just at the time when we were having dinner. It was the first time I had seen her. 10. I saw him just as he was leaving the hotel. 11. I had not seen him before we met at the concert. 12. He had left the house before I had time to ask him anything. 13. After spending several days in Paris he felt lonely and wanted to return home. 14. I thought he had already gone home. 15. I found the old man in the garden. He was talking to some children who were standing around listening to him. 16. He was speaking/spoke a language we had never heard before. 17. He told me he had learnt it from the newspaper. 18. He entered the room, took something from the desk and went out.