新视野大学英语视听说教程第四册听力练习录音文本和答案(第二版)..doc

Uint1 Task 2: Big John is coming! Script A bar owner in the Old West has just hired a timid bartender. This (S1) owner of the establishment is giving his new hire some instructions on (S2) running the place. He tells the timid man, “If you ever hear that Big John is coming to town, (S3) drop everything and run for the hills! He’s the biggest, nastiest (S4) outlaw who’s ever lived!” A few weeks pass (S5) uneventfully. But one afternoon, a local cowhand comes running through town (S6) yelling, “Big John is coming! Run for your (S7) lives!” When the bartender leaves the bar to start running, he is knocked to the ground by several townspeople rushing out of town. (S8) As he’s picking himself up, he sees a large man, almost seven feet tall. He’s muscular, and is growing as he approaches the bar. He steps up to the door, orders the poor barkeep inside, and demands, “I want a beer NOW!” He strikes his heavy fist on the bar, splitting it in half. (S9) The bartender nervously hands the big man a beer, hands shaking. He takes the beer, bites the top of the bottle off, and downs the beer in one gulp. As the terrified bartender hides behind the bar, the big man gets up to leave, “Do you want another beer?” the bartender asks in a trembling voice. “Dang it, I don’t have time!” the big man yells, (S10) “I got to get out of town! Don’t you hear Big John is coming?” V. Let’s Talk Script Hello, everyone. Today I invite you to join me in an exploration off the causes of depression. There ate many factors involved, but I believe some deserve special attention. Heredity certainly plays a role. .The tendency to develop depression may be inherited; there is evidence that this disorder may run in families. Physiology is another factor related to depression. There may be changes or imbalances in chemicals which transmit information in the brain called neurotransmitters. Many modern antidepressant drugs attempt to increase levels of certain neurotransmitters so as to increase brain communic