In this section you will hear everything ONCE ONLY. Listen
carefully and then answer the questions that follow. Mark the correct answer to
each question on your answer sheet. Questions 1 to 5 are based
on a conversation. At the end of the interview you will be given 10 seconds to
answer each of the following five questions. Now listen to the
conversation.
Who found out that paper could be made from trees
A．An Englishman. B．A Canadian man. C．A Swedish man. D．A German.