摘要:英文文本 Water and the traveller First listen and then answer the following question.What does this text describe？ Contamination of water supplies is usually due to poor sanitation close to water s[阅读全文]

摘要:英文文本 The process of ageing First listen and then answer the following question.What is one of the most unpleasant discoveries we make about ourselves as we get older？ At the age of twelve year[阅读全文]

摘要:英文文本 The cost of government First listen and then answer the following question.What is the most important factor， both in government or business， for keeping running costs low？ If a nation[阅读全文]

摘要:英文文本 Space odyssey First listen and then answer the following question.When will it be possible for us to think seriously about colonising Mars？ The Moon is likely to become the industrial hub[阅读全文]

摘要:英文文本 Adolescence First listen and then answer the following question.What do adolescents respect in parents？ Parents are often upset when their children praise the homes of their friends and r[阅读全文]

摘要:英文文本 Education First listen and then answer the following question.Why is education democratic in bookless，tribal societies？ Education is one of the key words of our time. A man without an edu[阅读全文]

摘要:英文文本 Galileo reborn First listen and then answer the following question.What has modified out traditional view of Galileo in recent times？ In his own lifetime Galileo was the centre of violent[阅读全文]

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]