EXERCISE 21. Fill in the blanks with the articles a, an, the where nec- essary 1. Russia is ... largest country in... area. 2. It extends from ... Arctic Black Sea. 3. ... President is .. head of ... state. 4. .. Sibe- Ocean to ... ria has .. continental climate. 5. ... Russia has ... world's largest oil and natural gas resources. 6. ... two-headed eagle is ... most ancient sym- bol of ... Russia. 7. symbols of ... country shouid be approved by ... ...Federal Assembly. 8. .. government of ... country is headed by ... Prime Minister. 9. ... Lake Baikal is .. deepest in... world. 10. ... thou- sands of ... tourists try to visit ... lake.

ответ:

1. when he called me home, my parents said i was gone. 2. she wanted to visit the city where she spent her childhood. 3. when i looked out the window, i saw that the sun was shining brightly in the sky and the dosh stopped. arrived at the train station, the train had already left. 4. when we v. she got to her house very late because she was late leaving her parents. 6. my girlfriend felt bad because she got a sun stroke. 7. students wrote a piece about summer vacations they spent on the black sea coast. 8. when he was young, he participated in football games. 9. she complained that no one had helped her to accomplish this task. | 10. when she was making the report, she did not look into her records. 11. when i left my house, i remembered that i had not brought any money with me. 12. our team won because we wanted to win. 13. he didn't realize how much i paid for the dress i bought in your store.14. the security guard did not recognize the bank robber. did they want to know where you went on vacation? 16. when i got home, i saw that my daughter was reading a book i brought to her from the library. 17. i had never been to this museum before, so i wanted to visit it. 18. as soon as they had dinner, they immediately went for a walk. 19. yesterday he met a friend he hadn't seen since childhood. 20. since i came home, i went to bed the tenth, my son is not yet.