Living in a city can be stressful. But some people in Bogota, Colombia have found a place to help reduce stress and get a break from busy life.     1     place is a park for hummingbirds (蜂鸟).

The park     2     (sit) at the top of Monserrate Hill in a place known as the Paramuno corridor. The area contains a forest that has turned into a peaceful place for both people and birds.

As the hummingbirds fly from flower     3     flower, some scientists concentrate on (集中于) the animals and study them, while others would like     4     (take) pictures with their phones. Camilo Cantor is a worker in the park, and     5     (he) job is to mix water and sugar that is put in bird feeders along a 300-meter path. Cantor explains, “You can hear noise from the city, the producer of    6     (pollute).” But, he adds, the park is a special place. It is a place where people can go     7     (reduce) stress and forget about the pressure of city life.

Ten years ago, the hill was destroyed     8     (complete), meaning there were not any trees left on it. But workers began to plant local trees and flowers again to bring the forest back to life. At present, there are a number of birds,     9     (include) 18 kinds of hummingbirds and some migratory (迁徙的) species.

Hummingbirds are only found on the American continent and Colombia is home to    10     (vary) kinds of birds.