摘要: 英文文本 Trading standards First listen and then answer the following question. What makes trading between rich countries difficult？ Chickens slaughtered in the United States， claim officials[阅读全文:]
摘要: 英文文本 Royal espionage First listen and then answer the following question. What important thing did King Alfred learn when he penetrated the Danish camp of Guthrum？ Alfred the Great acted his o[阅读全文:]
摘要: 英文文本 Silicon valley First listen and then answer the following question.What does the computer industry thrive on apart from anarchy？ Technology trends may push Silicon Valley back to the futu[阅读全文:]
摘要: 英文文本 How to grow old First listen and then answer the following question. What， according to the author， is the best way to overcome the fear of death as you get older？ Some old people ar[阅读全文:]
摘要: 英文文本 Banks and their customers First listen and then answer the following question.Why is there no risk to the customer when a bank prints the customer's name on his cheques？ When anyone op[阅读全文:]
摘要: 英文文本 The search for oil First listen and then answer the following question.What do oilmen want to achieve as soon as they strike oil？ The deepest holes of all made for oil， and they go down[阅读全文:]
摘要: 英文文本 The Butterfly Effect First listen and then answer the following question.Why do small errors make it impossible to predict the weather system with a high degree of accuracy？ Beyond tw[阅读全文:]
摘要: 英文文本 Secrecy in industry First listen and then answer the following question.Why is secrecy particularly important in the chemical industries？ Two factors weigh heavily against the effectivene[阅读全文:]
摘要: 英文文本 The modern city First listen and then answer the following question.What is the author's main argument about the modern city？ In the organization of industrial life the influence of the[阅读全文:]
摘要: 英文文本 A man-made disease First listen and then answer the following question.What factor helped to spread the disease of myxomatosis？ In the early days of the settlement of Australia， enterpri[阅读全文:]