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.
According to the passage, what is the main cause of preventable hearing loss
A．Bad health. B．Excessive noise. C．Horns taken to football games. D．The busy traffic.