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新概念英语4》主要内容包括《新概念英语》是世界闻名的英语教程。本版是《新概念英语4》一书出版30年来经作者亲自修订的唯一新版。这套经典教材通过完整的英语学习体系,帮助学生掌握英语的4项基本技能——听、说、读、写,使学生能在学习中最大限度地发挥自己的潜能。新版除保留原版的精华外,又增加了以下重要特色:

专为中国的英语学习人士而改编,根据中国读者的需要增添了词汇表、课文注释、练习讲解和课文的参考译文;

剔除了所有过时内容,其中过时的课文由新课文取代,并配以全新的练习和插图;

对原有教学法进行调整,更利于学生加强交际能力;

内容更简洁精炼,取消过去单独出版的繁琐补充材料,将其精化纳入主要教材;

版面加大,方便翻阅;每课书相对独立,以利课堂教学。

新概念课程讲解第四册 Lesson39:What every writer wants 作家之所需2011-09-22
I have known very few writers, but those I have known, and whom I respect, confess at once that they have little idea where they are going when they first set pen to paper.
新概念课程讲解第四册 Lesson38:Water and the traveller水和旅行者2011-09-21
Contamination of water supplies is usually due to poor sanitation close to water sources, sewage disposal into the sources themselves, leakage of sewage into distribution systems or contamination with industrial or farm waste.
新概念课程讲解第四册 Lesson37:The process of ageing 衰老过程2011-09-21
At the age of twelve years, the human body is at its most vigorous. It has yet to reach its full size and strength, and its owner his or her full intelligence;
新概念课程讲解第四册 Lesson36:The cost of government政府的开支2011-09-20
If a nation is essentially disunited, it is left to the government to hold it together. This increases the expense of government, and reduces correspondingly the amount of economic resources that could be used for developing the country.
新概念课程讲解第四册 Lesson35:Space odyssey太空探索2011-09-20
The Moon is likely to become the industrial hub of the Solar System, supplying the rocket fuels for its ships, easily obtainable from the lunar rocks in the form of liquid oxygen.
新概念课程讲解第四册 Lesson34:Adolescence青春期2011-09-17
Parents are often upset when their children praise the homes of their friends and regard it as a slur on their own cooking, or cleaning, or furniture, and often are foolish enough to let the adolescents see that they are annoyed.
新概念课程讲解第四册 Lesson33:Education 教育2011-09-17
Education is one of the key words of our time. A man without an education, many of us believe, is an unfortunate victim of adverse circumstances, deprived of one of the greatest twentieth-century opportunities.
新概念课程讲解第四册 Lesson32:Galileo reborn伽利略的复生2011-09-16
In his own lifetime Galileo was the centre of violent controversy; but the scientific dust has long since settled, and today we can see even his famous clash with the Inquisition in something like its proper perspective. But, in contrast, it is only in modern times that Galileo has become a problem child for historians of science.
新概念课程讲解第四册 Lesson31:The sculptor speaks 雕塑家的语言2011-09-16
Appreciation of sculpture depends upon the ability to respond to form in three dimension. That is perhaps why sculpture has been described as the most difficult of all arts;
新概念课程讲解第四册 Lesson30:Exploring the sea-floor 海底勘探2011-09-15
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.
新概念课程讲解第四册 Lesson29:The hovercraft 气垫船2011-09-15
Many strange new means of transport have been developed in our century, the strangest of them being perhaps the hovercraft. In 1953, a former electronics engineer in his fifties, Christopher Cockerell, who had turned to boat-building on the Norfolk Broads, suggested an idea on which he had been working for many years to the British Government and industrial circles.
新概念课程讲解第四册 Lesson28:Patients and doctors病人与医生2011-09-14
This is a sceptical age, but although our faith in many of the things in which our forefathers fervently believed has weakened, our confidence in the curative properties of the bottle of medicine remains the same as theirs.
新概念课程讲解第四册 Lesson27:The 'Vasa' "瓦萨"号2011-09-14
From the seventeenth-century empire of Sweden, the story of a galleon that sank at the start of her maiden voyage in 1628 must be one of the strangest tales of the sea.
新概念课程讲解第四册Lesson26 The past life of the earth 地球上的昔日生命2011-09-13
It is animals and plants which lived in or near water whose remains are most likely to be preserved, for one of the necessary conditions of preservation is quick burial, and it is only in the seas and rivers, and sometimes lakes, where mud and silt have been continuously deposited, that bodies and alike can be rapidly covered over and preserved.
新概念课程讲解第四册Lesson252011-09-13
Many people in industry and the Services, who have practical experience of noise, regard any investigation of this question as a waste of time; they are not prepared even to admit the possibility that noise affects people.
新概念课程讲解第四册Lesson242011-09-11
A young man sees a sunset and, unable to understand or to express the emotion that it rouses in him, concludes that it must be the gateway to a world that lies beyond.
新概念课程讲解第四册Lesson232011-09-11
No two sorts of birds practise quite the same sort of flight; the varieties are infinite; but two classes may be roughly seen.
新概念课程讲解第四册Lesson212011-09-09
William S. hart was, perhaps, the greatest of all Western stars, for unlike Gary Cooper and John Wayne he appeared in nothing but Westerns. From 1914 to 1924 he was supreme and unchallenged.
新概念课程讲解第四册Lesson222011-09-09
Why does the idea of progress loom so large in the modern world? Surely because progress of a particular kind is actually taking place around us and is becoming more and more manifest.
新概念课程讲解第四册Lesson202011-09-08
How it came about that snakes manufactured poison is a mystery. Over the periods their saliva, a mild, digestive juice like our own, was converted into a poison that defies analysis even today.
新概念课程讲解第四册Lesson192011-09-08
It is fairly clear that the sleeping period must have some function, and because there is so much of it the function would seem to be important. Speculations about its nature have been going on for literally thousands of years, and one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
新概念课程讲解第四册Lesson182011-09-07
There has long been a superstition among mariners that porpoises will save drowning men by pushing them to the surface, or protect them from sharks by surrounding them in defensive formation.
新概念课程讲解第四册Lesson172011-09-07
In the early days of the settlement of Australia, enterprising settlers unwisely introduced the European rabbit. This rabbit had no natural enemies in the Antipodes, so that it multiplied with that promiscuous abandon characteristic of rabbits.
新概念课程讲解第四册Lesson162011-09-06
In the organization of industrial life the influence of the factory upon the physiological and mental state of the workers has been completely neglected. Modern industry is based on the conception of the maximum production at lowest cost, in order that an individual or a group of individuals may earn as much money as possible.
新概念课程讲解第四册Lesson152011-09-06
Two factors weigh heavily against the effectiveness of scientific research in industry. One is the general atmosphere of secrecy in which it is carried out, the other the lack of freedom of the individual research worker.

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