In this section, you will hear several passages. Listen to the passages
carefully and then answer the questions that follow. Questions 11 to 13 are based on the following passage. At the
end of the passage, you will be given 15 seconds to answer the
questions. Now listen to the passage.
What’s the main reason for the decline of Asian elephants
A. Their taming for circuses and zoos.
B. The destruction of their natural homes.
C. Man’s lack of knowledge about their behavior.
D. The greater vulnerability to extinction than other species.