A. They can operate on sick animals.

B. They are not allowed to do office work.

C. They can help animals in their daily life.

19. Which is not mentioned to help abandoned pets?

A. The responsibility. B. The medical care. C. The family's support.

20. Where can you go if you want to help animals?

A. To the nature centers. B. To the pet shops. C. To the local hospitals.

第二部分：阅读理解（共两节，满分40分）

第一节（共15小题；每小题2分，满分30分）

阅读下列短文，从每题所给的四个选项（ABCD）中，选出最佳选项。

The least-visited countries in the world

　　It's every traveler's dream - a corner of the planet still undisturbed by tourists. And obviously, such places do exist. The United Nations World Tourism Organization lately reported the four least-visited countries globally.

Montserrat (9,000)

　　Once a popular holiday spot, this Lesser Antilles island has never quite recovered from a series of natural disasters. Hurricane Hugo in 1989 hit 90 per cent of the island and in 1995 the Soufriere Hills volcano erupted.

　　These days, its volcano is now actually one of Montserrat's main attractions, along with its beautiful beaches. Visitors can also go diving in its clear waters.

Comoros (24,000)

　　This collection of islands in the Indian Ocean near Madagascar serves as the perfect destination for those who want to get away from everyday city life.

　　Comoros offers beautiful volcanic scenery, fruitful forests, and remote sleepy towns. There are even some of the best undiscovered reefs (礁) just waiting to be explored by divers.

Liechtenstein (69,000)

　　The sixth smallest country in the world is also one of the most undiscovered.

Lying between Austria and Switzerland, Liechtenstein is an outdoor enthusiast's playground. It's the only country in the world to be totally in the Alps and a summer destination for hiking and