Part IV Directions: In this section, you’ll hear some passages. At the end of each passage, you'll hear some questions. Both the passage and the questions will be spoken only once. After each question, choose the best answer from the four choices marked A, B, C, and D. Questions 15 to 17 are based on the passages you have just heard. 15 ) A . A book. B . A film. C . A TV program. D . A radio program. 16 ) A . He is a Kuwait worker. B . He is a U.S serviceman. C . He is a correspondent. D . He is a producer. 17 ) A . A Meaningless War. B . After the War Was Over. C . A Worthless War. D . A Rewarding War. Questions 18 to 20 are based on the passages you have just heard. 18 ) A . It was very heavy. B . It did not bend easily. C . It required little strength to draw the string. D . It did not shoot far. 19 ) A . It is still very popular today. B . It was discovered before fire. C . It was invented after the short bow. D . It went out of use 300 years ago. 20 ) A . They took 25 years to develop. B . Their shooting range is 40 yards. C . A force of about 100 pounds is needed to pull the string all the way back on modern bows. D . They are accurate and easy to pull.