1. Burj Khalifa began drilling in ............... to become the world's tallest man-made structure.

March 2004

April 2005

January 2004

May 2004

2. Burj Khalifa consists of ............... floors, of which 160 are habitable.

254

521

512

200

3. The tower has ................ lifts and lifts up to 40 mph.

57

54

45

52

4. The sunset can be seen twice from Burj Khalifa : ............... .

ground and first floor

first and fourth floor

67th floor

third and fifth floor

5. ............... is the world's tallest restaurant.

Space

Atmosphere

Vermont

Wanda

6. The Construction of the tower took .............. million hours.

25

23

24

22