Listen to an online lecture about living underground

Link file nghe: https://drive.google.com/file/d/15ItvkO_EAKrHug13tYPqDORrRPsR4SeW/view
Questions 1-2. Listen to an online lecture about living underground (Track 1). Then choose the correct answer for each question.

1. Why is there a need for a new solution to the problem of where to live?

a. The type of home people want to live in is changing.

b. Skyscrapers are no longer popular with architects.

c. The world’s population is growing very quickly.

2. Why are architects creating plans for underground buildings in cities?

a. They are better than skyscrapers.

b. There is little room left on the surface.

c. People want to live underground.