摘要:英文文本 The sculptor speaks First listen and then answer the following question.What do you have to be able to do to appreciate sculpture？ Appreciation of sculpture depends upon the ability to re[阅读全文]

摘要:英文文本 Exploring the sea-floor First listen and then answer the following question.How did people probably imagine the sea-floor before it was investigated？ Our knowledge of the oceans a hundred[阅读全文]

摘要:英文文本 The hovercraftFirst listen and then answer the following question.What is a hovercraft riding on when it is in motion？ Many strange new means of transport have been developed in our centur[阅读全文]

摘要:英文文本 Patients and doctors First listen and then answer the following question.What are patients looking for when they visit the doctor？ This is a sceptical age， but although our faith in many[阅读全文]

摘要:英文文本 The 'Vasa'First listen and then answer the following question.What happened to the 'Vasa' almost immediately after she was launched？ From the seventeenth-century empire of Sweden， the[阅读全文]

摘要:英文文本 The past life of the earth First listen and then answer the following question.What is the main condition for the preservation of the remains of any living creature？ It is animals and pla[阅读全文]

摘要:英文文本 Non-auditory effects of noise First listen and then answer the following question.What conclusion does the author draw about noise and health in this piece？ May people in industry and t[阅读全文]

摘要:英文文本 Beatuy First listen and then answer the following question.What do glimpses of beauty， either in nature or art， often suggest to the human mind？ A young man sees a sunset and， unable[阅读全文]

摘要:英文文本 Bird flight First listen and then answer the following question.What are the two main types of bird flight described by the author？ No two sorts of birds practise quite the same sort of f[阅读全文]

摘要:英文文本 Knowledge and progressFirst listen and then answer the following question.In what two areas have people made no 'progress' at all？ Why does the idea of progress loom so large in the mode[阅读全文]

摘要:英文文本 William S. Hart and the early 'Western' film First listen and then answer the following question.How did William Hart's childhood prepare him for his acting role in Western films？ Willi[阅读全文]

摘要:英文文本 Snake poison First listen and then answer the following question.What are the two different ways in which snake poison acts？ How it came about that snakes manufactured poison is a mystery[阅读全文]

摘要:英文文本 The stuff of dreams First listen and then answer the following question.What is going on when a person experiences rapid eye-movements during sleep？ It is fairly clear that sleeping perio[阅读全文]

摘要:英文文本 Porpoises First listen and then answer the following question.What would you say is the main characteristic of porpoises？ There has long been a superstition among mariners that porpoises[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]

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 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 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 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 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]