Questions 18 to 20 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.
Which is NOT correct about "Venus"
A．It is the second planet from the Sun. B．It is the brightest object in the sky. C．It is the sixth largest planet in solar system. D．It is usually visible with the naked eyes.