【正文】 ent which was full of smoke and scorching hot. He found the door and two children. As he left he could hear some more whimpering(嗚咽聲 ). He delivered the two children into waiting arms and started back asking how many more children were down there. They told him two more and Mary grabbed his arm and screamed, John! Don’ t go back! It’s dangerous! But he ran into the smokefilled hallway and into the room. At last he found both children. He felt that there was something strangely familiar about the little children, and at last they came out, he found that he had just rescued his own children. The babysitter had left them at this home while she did some shopping? 6. John and Mary hired a woman t look after their children when ______. A. the children were getting out of control B. John would be on business trip and Mary would go along, too C. there was car accident D. they were to tireto do it themselves 你的答案： B 本題答案： B 試題解析：第一段第二句和第三句話 7. On their way home the couple ________. A. founmurder B. founrobbery C. first noticesmoke anthen they founhouse in fire D. founthat they were running out of gas 你的答案： C 本題答案： C 試題解析：第二段第一二句話 8. What does horrorstricken mean (in Line l, paragraph 3) _________. A. greatly frightened B. deeply moved C. highly praised D. pletely surprised 你的答案： D 本題答案： A 試題解析： horrorstricken 驚恐萬(wàn)狀的 9. Which of the following is NOT TRUE? A. If John habeen stoppeby Mary’ s protests, four kids woulhave lost their lives. B. Mary didn’ t want John to face the danger because she thought it wasn’ t their business. C. John was warmhearteman. D. When John rusheinto the house in flames, he knew for sure that his children in it. 你的答案： A 本題答案： D 10. The story implies that ______. A. we shoulminour own business. B. sometimes helping others is helping ourselves. C. when others are in danger, it’ s up to you to decide: help or be an onlooker(旁觀者 ) D. life is not always as wonderful as you expected, we shoulface the changes calmly 你的答案： C 本題答案： B Background music may seem harmless, but it can have a powerful effect on those who hear it. Recorded background music first found its way into factories, shops and restaurants in the USA. Very soon it spread to other parts of the world. How it is being difficult to go shopping or eat a meal without listening to background music. To begin with, background music was intended simply to create a soothing（舒適的） atmosphere. Recently, however, it’ s being a big business. An American marketing expert has shown that music can boost (提升 ) sales or increase factory production by as much as a third. But it has to be the light music. Lively music has no effect at all on sales. Slow music can increase receipts (收入 ) by 34%. This is probably because shoppers slow down and have more opportunity to spot items they would like to buy. Yet, slow music isn’ t always the answer. The expert found that in restaurants slow music meant customers took longer to eat their meals, which reduced overall sales. So restaurant owners might be well advised to play faster music to keep the customers movingunless, of course, the resulting indigestion（消化不良） leads to plaints. 11. Background music was first used ________. A. in the cinemas and theatres in the USA B. in the offices and hospitals in the USA C. in the schools and churches in the USA D. in the factories, shops and restaurants in the USA 你的答案： D 本題答案： D 試題解析：第一段第二句話 12. An American marketing expert has found background music can __________. A. increase sales or factory production B. create a soothing atmosphere C. oaks people slow down D. make people fet their worries 本題答案： A 試題解析：第二段最后一句話 13. _________ has no effect on sales. A. li