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Lesson 13 The search for oil探寻石油 First listen and then answer the following question. 听录音,然后回答以下问题。 What do oilmen want to achieve as soon as they strike oil? The deepest holes of all made for oil, and they...
Lesson 18 Porpoises海豚 First listen and then answer the following question. 听录音,然后回答以下问题。 What would you say is the main characteristic of porpoises? There has long been a superstition among mariners that porpoi...
Lesson 19 The stuff of dreams话说梦的本质 First listen and then answer the following question. 听录音,然后回答以下问题。 What is going on when a person experiences rapid eye-movements during sleep? It is fairly clear tha...
Lesson 16 The modern city现代城市 First listen and then answer the following question. 听录音,然后回答以下问题。 What is the authors main argument about the modern city? In the organization of industrial life the influence...
Lesson 20 Snake poison蛇毒 First listen and then answer the following question. 听录音,然后回答以下问题。 What are the two different ways in which snake poison acts? How it came about that snakes manufactured poison is a mys...
Lesson 17 A man-made disease人为的疾病 First listen and then answer the following question. 听录音,然后回答以下问题。 What factor helped to spread the disease of myxomatosis? In the early days of the settlement of Austral...
Lesson 22 Knowledge and progress知识和进步 First listen and then answer the following question. 听录音,然后回答以下问题。 In what two areas have people made no progress at all? Why does the idea of progress loom so large...
Lesson 21 William S. Hart and the early Western film威廉.S. 哈特和早期限的西部影片 First listen and then answer the following question. 听录音,然后回答以下问题。 How did William Harts childhood prepare him for his...
Lesson 23 Bird flight鸟的飞行方法 First listen and then answer the following question. 听录音,然后回答以下问题。 What are the two main types of bird flight described by the author? No two sorts of birds practise quite th...
Lesson 24 Beatuy美 First listen and then answer the following question. 听录音,然后回答以下问题。 What do glimpses of beauty, either in nature or art, often suggest to the human mind? A young man sees a sunset and, unable to...
Lesson 27 The Vasa瓦萨号 First listen and then answer the following question. 听录音,然后回答以下问题。 What happened to the Vasa almost immediately after she was launched? From the seventeenth-century empire of Sweden, the...
Lesson 26 The past life of the earth地球上的昔日生命 First listen and then answer the following question. 听录音,然后回答以下问题。 What is the main condition for the preservation of the remains of any living creature?...
Lesson 25 Non-auditory effects of noise噪音的非听觉效应 First listen and then answer the following question. 听录音,然后回答以下问题。 What conclusion does the author draw about noise and health in this piece? May peop...
Lesson 29 The hovercraft气垫船 First listen and then answer the following question. 听录音,然后回答以下问题。 What is a hovercraft riding on when it is in motion? Many strange new means of transport have been developed in o...
Lesson 28 Patients and doctors病人与医生 First listen and then answer the following question. 听录音,然后回答以下问题。 What are patients looking for when they visit the doctor? This is a sceptical age, but although our f...
Lesson 30 Exploring the sea-floor海底勘探 First listen and then answer the following question. 听录音,然后回答以下问题。 How did people probably imagine the sea-floor before it was investigated? Our knowledge of the oceans...
Lesson 31 The sculptor speaks雕塑家的语言 First listen and then answer the following question. 听录音,然后回答以下问题。 What do you have to be able to do to appreciate sculpture? Appreciation of sculpture depends upon t...
Lesson 32 Galileo reborn伽利略的复生 First listen and then answer the following question. 听录音,然后回答以下问题。 What has modified out traditional view of Galileo in recent times? In his own lifetime Galileo was the c...
Lesson 33 Education教育 First listen and then answer the following question. 听录音,然后回答以下问题。 Why is education democratic in bookless, tribal societies? Education is one of the key words of our time. A man without a...
Lesson 34 Adolescence青春期 First listen and then answer the following question. 听录音,然后回答以下问题。 What do adolescents respect in parents? Parents are often upset when their children praise the homes of their friend...