根据短文内容，从每小题所给的三个选项中，选出一个正确答案。

The Leaning Tower of Pisa（比萨斜塔）is in Italy. The tower was （1） in 1173. It’s 56.67 meters tall on the （2） side, and 55.86 meters tall on the low side. The tower has experienced four earthquakes, （3） it still stands there. Why doesn’t it fall down? Because the soil（土壤） （4） the tower is soft, it doesn’t shake a lot during the earthquake. The soil makes the （5） lean. This makes it one of the most popular buildings in the world.

（1）

A．

bought

B．

built

C．

sold

（2）

A．

high

B．

big

C．

small

（3）

A．

or

B．

and

C．

but

（4）

A．

in

B．

on

C．

under

（5）

A．

tower

B．

grass

C．

tree