- A. It is cleaner than places on the ground.
- B. It is a symbol of modern living.
- C. It is the world’s 7th largest subway.
- D. It is built in the nation’s capital.
- A. The growth of population in the city.
- B. The traffic congestion downtown.
- C. The traditional concern for a better environment.
- D. The lack of wedding ceremony sites.
- A. The subway system was completed in 1986.
- B. Everyday more than 2.7 billion people travel by subway.
- C. The subway was built in a huge cave.
- D. The subway corporation is making a huge profit.
- A.Commuters.
- B.Shopping arcades and art exhibits.
- C.Natural caves.
- D.Wedding couples.