Why does the Leaning Tower of Piza(比薩斜塔)in Italy lean(傾斜)? It leans because of a mistake. It has leaned almost since the day the tower was built.

　　In 1174, the people of Piza, Italy wanted to build a bell tower. They wanted the tower to be the most beautiful bell tower in all of Italy. The city also needed a bell tower because the church(教堂)did not have one.

　　As soon as the first floor of the building was finished, the tower started to lean. Builders tried to make the building straight again as they added(增加)more floors, but the Leaning Tower only got worse as the tower grew.

　　It look almost 180 years to finish the tower. Today, the Leaning Tower has eight floors. It is 54. 5 metres tall, and it leans almost 4 metres to one side. The tower is also sinking(下沉)into the ground on which it was built. Every year, the tower leans another 1. 5 centimetres.

　　Like all old buildings, it is also falling apart(破裂). If someone cannot figure out a way to save the tower, it will fall apart after 175 more years. 61 . Why did the people of Piza want to build the tower?

　　A. They needed a new church.

　　B. They needed a bell tower.

　　C. They wanted to spend a lot of money.

　　D. They wanted to build a leaning tower.

　　62. The tower began to lean .

　　A. after the first floor was built

　　B. after the last floor was built

　　C. from the first day it was built

　　D. 180 years after it was built

　　63. The tower was finished .

　　A. in 1174 A. D B. in 1420 A. D C. in 1280 A. D D. in 1354 A. D

　　64. What problem does the tower have today?

　　A. It is falling apart. B. It is leaning more each year.

　　C. It is sinking into the ground. D. All of the above.

　　65. The phrase "figure out" in the last sentence means " ".

　　A. show B. pass C. find D. ask