Задание 2
1 farm
2 services
3 shop
4 commute
задание 3
1 Today 50% of the total world population live in cities.
2 Millionaire city - is the city which has more than 1 million inhabitants
3 There were only two millionaire cities in 1900
4 Today there are more than 300 millionaire cities in the world
5 Megacity - is the city whick has more than 10 million inhabitants