Переведите предложения, обращая внимание на перевод причастия настоящего времени. Определите, в какой функции употреблено причастие настоящего времени

1. Look at the smiling girl, isn't she happy? 2. Feeling tired he went for a walk to Sokolniki Park. 3. They have booked two seats for the plane leaving for Paris tomorrow morning. 4. When writing a cable we try to use as few words as possible. 5. He is speaking on the phone. 6. Peter and John stood at the window, watching children play football. 7. We shall contact the firm advertising the latest model of boiler. 8. We were discussing this question at 5 o'clock yesterday. 9. Not knowing his new address I could not send him a letter. 10. The man greeting my father is a famous actor. 11. While walking about Suzdal the tourists looked with interest at the wonderful monuments of the past. 12. The stand-attendant speaking to Mr Brown is an old friend of mine. 13. They crowded near the picture talking loudly. 14. What is he doing there? 15. While making the test we found a few defects in the machine-tool. 16. She was reading while he was listening to the radio. 17. He sat at his desk looking through catalogues. 18. When the director came into the office he saw several people waiting for him. 19. I don’t know the name of the actor playing the part of Karenin. 20. When crossing the street she is always very careful. 21. The famous ballerina dancing the leading part made the greatest impression on us. 22. When travelling I always reserve accomodation in advance.