Ответ:
present simple:
1 Kiev is the capital of Ukraine
2 Kiev is an important industrial, scientific, educational and cultural center of Eastern Europe
3 Kiev, one of the oldest cities in Eastern Europe, passed through several stages of prominence and obscurity.
past simple
1 Kiev used to be the capital of Kievskaya Rus
2 In World War II, the city again suffered significant damage
3 Kiev recovered economically in the post-war years, becoming once again the third-most important city of the Soviet Union.
Объяснение: