Why are Boston and Chicago mentioned
A: To demonstrate the development of big cities.
B: To exemplify cities with and without mass transportation
C: To show mass transportation changed many cities.
D: To contrast their rate of growth and development.
A: To demonstrate the development of big cities.
B: To exemplify cities with and without mass transportation
C: To show mass transportation changed many cities.
D: To contrast their rate of growth and development.
举一反三
- Why does the author mention both Boston and Chicago A: To demonstrate positive and negative effects of growth. B: To exemplify cities with and without mass transportation. C: To show mass transportation changed many cities. D: To contrast their rate of growt
- Why does the author mention both Boston and Chicago A: To demonstrate positive and negative effects of growth. B: To show that mass transit changed many cities. C: To exemplify cities with and without mass transportation. D: To contrast their rates of growth.
- 交通枢纽城市 A: transportation hub cities B: transportation cities C: transpertation cities D: transpertation hub cities
- Many Americans want to have their homes outside the cities and their jobs in the cities.
- How many cities<br/>will have air quality monitoring systems installed by the end of this<br/>year?() A: 42 cities. B: 220 cities. C: 150 cities. D: 262 cities.