新概念第四册Lesson 15 Secrecy in industry工业中的秘密 Secrecy in industry工业中的秘密 First listen and then answer the following question.听录音，然后回答以下问题。 Why is secrecy particularl ...
新概念第四册Lesson 14 The Butterfly Effect蝴蝶效应 The Butterfly Effect蝴蝶效应 First listen and then answer the following question.听录音，然后回答以下问题。 Why do small errors make it impo ...
新概念第四册Lesson 13 The search for oil探寻石油 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 so ...
新概念第四册Lesson 12 Banks and their customers银行和顾客 Banks and their customers银行和顾客 First listen and then answer the following question.听录音，然后回答以下问题。 Why is there no ri ...
新概念第四册Lesson 11 How to grow old如何安度晚年 How to grow old如何安度晚年 First listen and then answer the following question.听录音，然后回答以下问题。 What， according to the author， i ...
新概念英语文本 Silicon valley硅谷 Silicon valley硅谷 First listen and then answer the following question.听录音，然后回答以下问题。 What does the computer industry thrive on apart from anarch ...
新概念英语文本第四册Lesson 9 王室谍报活动 Royal espionage王室谍报活动 First listen and then answer the following question.听录音，然后回答以下问题。 What important thing did King Alfred learn ...
新概念第四册Lesson 8 Trading standards贸易标准 Trading standards贸易标准 First listen and then answer the following question.听录音，然后回答以下问题。 What makes trading between rich countri ...
新概念第四册句子精粹 Lesson7:蝙蝠$课文7 蝙蝠104. Not all sounds made by animals serve as language, 动物发出的声音不都是用作语言交际。105. and we have only to turn to that extraordinary discovery of ...
新概念第四册句子精粹 Lesson6:体育的精神$课文6 体育的精神86. I am always amazed when I hear people saying that sport creates goodwill between the nations, 我总是惊愕不已。当我听人们说体育运动可创造 ...
新概念第四册句子精粹 Lesson5:青年$课文5 青年67. People are always talking about 'the problem of youth'. 人们总是在谈论“青年问题”。68. If there is one -- which I take leave to doubt -- then it is ...
新概念第四册句子精粹 Lesson4:能看见东西的手$课文4 能看见东西的手51. Several cases have been reported in Russia recently of people who can read and detect colours with their fingers, 俄罗斯最近报导 ...
新概念第四册句子精粹 Lesson3:马特霍恩山区人$课文3 马特霍恩山区人32. Modern alpinists try to climb mountains by a route which will give them good sport, 现代登山运动员总想找一条能够给他们带来运动乐 ...
新概念第四册句子精粹 Lesson2:不要伤害蜘蛛$课文2 不要伤害蜘蛛14. Why, you may wonder, should spiders be our friends? 你可能会觉得奇怪， 蜘蛛怎么会是我们的朋友呢？15. Because they destroy so many ins ...
新概念第四册句子精粹 Lesson1:发现化石人$课文1 发现化石人1. We can read of things that happened 5,000 years ago in the Near East, where people first learned to write. 我们从书籍中可读到5,000 年前近 ...
