【正文】 r or two I was a member of a course in playwriting which had just been established there. I wrote several little oneact plays, still thinking I would bee a lawyer or a newspaper man, never daring to believe I could seriously bee a writer. Then I went to Harvard, wrote some more plays there, became obsessed with the idea that I had to be a playwright, left Harvard, had my plays rejected, and finally in the autumn of 1926, how, why, or in what manner I have never exactly been able to determine. But probably because the force in me that had to write at length sought out its channel, I began to write my first book in London, I was living all alone at that time. I had two rooms－a bedroom and a sitting room－in a litter square in Chelsea in which all the houses had that familiar, smoked brick and creamyellowplaster look. 51. We may conclude, in regard to the author39。 s Funeral Oration , Grey39。t know how I became a writer, but I think it was because of a certain force in me that had to write and that finally burst through and found a channel. My people were of the working class of people. My father, a stonecutter, was a man with a great respect and veneration for literature. He had a tremendous memory, and he loved poetry, and the poetry that he loved best was naturally of the rhetorical kind that such a man would like. Nevertheless it was good poetry, Hamlet39。 s population [ D] 60 million 48. A serious environmental problem resulting from automobiles is _________. [ A ] tragic loss of life [ B ] traffic jams [ C ] air pollution [ D ] mental stress 49. It can be inferred from this passage that automobiles _________. [ A ] are an important part of the world 39。s air pollution. 46. Cars represent people39。 s people will be involved in an auto accident at some time during their lives. Since the automobile was introduced, almost three million Americans have been killed on the highways－about twice the number of Americans killed on the battlefield in all . wars. In addition to the tragic loss of life, these accidents cost American society about $60 billion annually in lost ine and in insurance, administrative, and legal expenses. Streets that used to be for people are now for cars. Pedestrians and people riding bicycles in the streets are subjected to noise, pollution, stress, and danger. Motor vehicles are the largest source of air pollution, producing a haze of smog over the world 39。 s economy is built on producing motor vehicles and supplying roads, services, and repairs for those vehicles. Half of the world39。teat [B] mustn 39。s room. [C] In the cafeteria. [D] In the radio station. 23. When is the radio broadcast scheduled? [A] In the morning. [B] During lunch. [C] In the afternoon. [D] During dinner. 24. What will the man do tonight? [A] Make posters. [B] Write a speech. [C] Answer questions. [D] Study for chemistry. 25. What will they do after chemistry class? [ A] Compare their lecture notes. [ B] Review the man39。t think he can play well enough. [ D] He isn39。 t have an instrument of his own. [ B] He doesn 39。 s blood pressure. 12. According to the conversation, what are the experts now remending? [A] Exercising the entire body. [B] Having your blood pressure taken daily. [ C ] Losing weight prior to exercising. [D] Weighing in before each exercise session. 13. Which of the following exercises is suggested? [A] Wearing arm weights while you are swimming. [ B] Jogging vigorously in one place for a long time. [ C ] Using bicycles that require you to use both your arms and legs. [D] Walking slowly while swinging your arms back and forth. You now have 30 seconds to check your answers to questions 11 13. Questions 14 19 are based on the following conversation. You now have 30 seconds to read the questions 14 19. 14. Why does the woman want David to sign up for the course? [ A] He needs to take one more course in order to finish his credit requirements. [B] He plays an instrument the group needs. [ C ] She thinks taking the course would improve his grades in general. [D] She thinks he39。 t get rid of flabby arm. [B] They can damage arm muscles. [ C] They aren39。t have an extra umbrella. 4. What does the professor mean? [A] She has another meeting all day. [ B ] She feels the grade is all right. [ C ] She thinks it would be wrong to change the grade. [D] She can meet with the student that afternoon. 5. What does the woman suggest the man to do? [ A] Finish the first half of the project right away. [B] Make an effort to reach a promise. [ C ] Have the teacher review the project. [D] Meet his partner in the middle of the town. 6. Where will the man probably go? [A] To a real estate agency.