In this section, you will hear several passages, listen
to the passages carefully and then answer the questions that
follow. Questions 11 to 14 are based
on the following passage. At the end of the passage, you will be giv en 20
seconds to answer the questions. Now, listen to the
passage. Advertisements are employed NOT to ______.
A．inform people of a product for sale and promote a service B．tell the difference between different products C．urge people to take some actions D．make someone familiar to the people and get famous