1. Неопределённый артикль (a / an): 1. I saw a cat sitting on the roof. 2. She bought an apple from the market. 3. He is looking for a job in the city. 4. We found a beautiful park nearby. 5. There's a dog barking outside. 2. Определённый артикль (the): 6. The sun rises in the east. 7. I left my keys on the table. 8. We visited the museum last weekend. 9. She is the best student in her class. 10. The book you lent me was fascinating. 3. Нулевой артикль (без артикля): 11. Water is essential for life. 12. He loves listening to music. 13. I travel to school by bus every day. 14. She enjoys painting landscapes. 15. They are studying history at university.